dect
/
linux-2.6
Archived
13
0
Fork 0
Code Releases Activity

[TIPC] Avoid polluting the global namespace 

This patch adds a tipc_ prefix to all externally visible symbols.

Signed-off-by: Per Liden <per.liden@ericsson.com>
This commit is contained in:
Per Liden 2006-01-18 00:38:21 +01:00
parent 1e63e681e0
commit 4323add677
44 changed files with 1654 additions and 1673 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
net/tipc/addr.c
View File

@ -47,7 +47,7 @@ u32 tipc_get_addr(void)
}
/**
* addr_domain_valid - validates a network domain address
* tipc_addr_domain_valid - validates a network domain address
*
* Accepts <Z.C.N>, <Z.C.0>, <Z.0.0>, and <0.0.0>,
* where Z, C, and N are non-zero and do not exceed the configured limits.
@ -55,7 +55,7 @@ u32 tipc_get_addr(void)
* Returns 1 if domain address is valid, otherwise 0
*/
int addr_domain_valid(u32 addr)
int tipc_addr_domain_valid(u32 addr)
{
u32 n = tipc_node(addr);
u32 c = tipc_cluster(addr);
@ -79,7 +79,7 @@ int addr_domain_valid(u32 addr)
}
/**
* addr_node_valid - validates a proposed network address for this node
* tipc_addr_node_valid - validates a proposed network address for this node
*
* Accepts <Z.C.N>, where Z, C, and N are non-zero and do not exceed
* the configured limits.
@ -87,8 +87,8 @@ int addr_domain_valid(u32 addr)
* Returns 1 if address can be used, otherwise 0
*/
int addr_node_valid(u32 addr)
int tipc_addr_node_valid(u32 addr)
{
return (addr_domain_valid(addr) && tipc_node(addr));
return (tipc_addr_domain_valid(addr) && tipc_node(addr));
}

4
net/tipc/addr.h
View File

@ -122,7 +122,7 @@ static inline char *addr_string_fill(char *string, u32 addr)
return string;
}
int addr_domain_valid(u32);
int addr_node_valid(u32 addr);
int tipc_addr_domain_valid(u32);
int tipc_addr_node_valid(u32 addr);
#endif

162
net/tipc/bcast.c
View File

@ -104,7 +104,7 @@ static struct bclink *bclink = NULL;
static struct link *bcl = NULL;
static spinlock_t bc_lock = SPIN_LOCK_UNLOCKED;
char bc_link_name[] = "multicast-link";
char tipc_bclink_name[] = "multicast-link";
static inline u32 buf_seqno(struct sk_buff *buf)
@ -178,19 +178,19 @@ static void bclink_retransmit_pkt(u32 after, u32 to)
buf = buf->next;
}
if (buf != NULL)
link_retransmit(bcl, buf, mod(to - after));
tipc_link_retransmit(bcl, buf, mod(to - after));
spin_unlock_bh(&bc_lock);
}
/**
* bclink_acknowledge - handle acknowledgement of broadcast packets
* tipc_bclink_acknowledge - handle acknowledgement of broadcast packets
* @n_ptr: node that sent acknowledgement info
* @acked: broadcast sequence # that has been acknowledged
*
* Node is locked, bc_lock unlocked.
*/
void bclink_acknowledge(struct node *n_ptr, u32 acked)
void tipc_bclink_acknowledge(struct node *n_ptr, u32 acked)
{
struct sk_buff *crs;
struct sk_buff *next;
@ -226,16 +226,16 @@ void bclink_acknowledge(struct node *n_ptr, u32 acked)
/* Try resolving broadcast link congestion, if necessary */
if (unlikely(bcl->next_out))
link_push_queue(bcl);
tipc_link_push_queue(bcl);
if (unlikely(released && !list_empty(&bcl->waiting_ports)))
link_wakeup_ports(bcl, 0);
tipc_link_wakeup_ports(bcl, 0);
spin_unlock_bh(&bc_lock);
}
/**
* bclink_send_ack - unicast an ACK msg
*
* net_lock and node lock set
* tipc_net_lock and node lock set
*/
static void bclink_send_ack(struct node *n_ptr)
@ -243,13 +243,13 @@ static void bclink_send_ack(struct node *n_ptr)
struct link *l_ptr = n_ptr->active_links[n_ptr->addr & 1];
if (l_ptr != NULL)
link_send_proto_msg(l_ptr, STATE_MSG, 0, 0, 0, 0, 0);
tipc_link_send_proto_msg(l_ptr, STATE_MSG, 0, 0, 0, 0, 0);
}
/**
* bclink_send_nack- broadcast a NACK msg
*
* net_lock and node lock set
* tipc_net_lock and node lock set
*/
static void bclink_send_nack(struct node *n_ptr)
@ -271,11 +271,11 @@ static void bclink_send_nack(struct node *n_ptr)
msg_set_bcgap_to(msg, n_ptr->bclink.gap_to);
msg_set_bcast_tag(msg, tipc_own_tag);
if (bearer_send(&bcbearer->bearer, buf, 0)) {
if (tipc_bearer_send(&bcbearer->bearer, buf, 0)) {
bcl->stats.sent_nacks++;
buf_discard(buf);
} else {
bearer_schedule(bcl->b_ptr, bcl);
tipc_bearer_schedule(bcl->b_ptr, bcl);
bcl->proto_msg_queue = buf;
bcl->stats.bearer_congs++;
}
@ -291,12 +291,12 @@ static void bclink_send_nack(struct node *n_ptr)
}
/**
* bclink_check_gap - send a NACK if a sequence gap exists
* tipc_bclink_check_gap - send a NACK if a sequence gap exists
*
* net_lock and node lock set
* tipc_net_lock and node lock set
*/
void bclink_check_gap(struct node *n_ptr, u32 last_sent)
void tipc_bclink_check_gap(struct node *n_ptr, u32 last_sent)
{
if (!n_ptr->bclink.supported ||
less_eq(last_sent, mod(n_ptr->bclink.last_in)))
@ -309,19 +309,19 @@ void bclink_check_gap(struct node *n_ptr, u32 last_sent)
}
/**
* bclink_peek_nack - process a NACK msg meant for another node
* tipc_bclink_peek_nack - process a NACK msg meant for another node
*
* Only net_lock set.
* Only tipc_net_lock set.
*/
void bclink_peek_nack(u32 dest, u32 sender_tag, u32 gap_after, u32 gap_to)
void tipc_bclink_peek_nack(u32 dest, u32 sender_tag, u32 gap_after, u32 gap_to)
{
struct node *n_ptr = node_find(dest);
struct node *n_ptr = tipc_node_find(dest);
u32 my_after, my_to;
if (unlikely(!n_ptr || !node_is_up(n_ptr)))
if (unlikely(!n_ptr || !tipc_node_is_up(n_ptr)))
return;
node_lock(n_ptr);
tipc_node_lock(n_ptr);
/*
* Modify gap to suppress unnecessary NACKs from this node
*/
@ -364,20 +364,20 @@ void bclink_peek_nack(u32 dest, u32 sender_tag, u32 gap_after, u32 gap_to)
bclink_set_gap(n_ptr);
}
}
node_unlock(n_ptr);
tipc_node_unlock(n_ptr);
}
/**
* bclink_send_msg - broadcast a packet to all nodes in cluster
* tipc_bclink_send_msg - broadcast a packet to all nodes in cluster
*/
int bclink_send_msg(struct sk_buff *buf)
int tipc_bclink_send_msg(struct sk_buff *buf)
{
int res;
spin_lock_bh(&bc_lock);
res = link_send_buf(bcl, buf);
res = tipc_link_send_buf(bcl, buf);
if (unlikely(res == -ELINKCONG))
buf_discard(buf);
else
@ -393,22 +393,22 @@ int bclink_send_msg(struct sk_buff *buf)
}
/**
* bclink_recv_pkt - receive a broadcast packet, and deliver upwards
* tipc_bclink_recv_pkt - receive a broadcast packet, and deliver upwards
*
* net_lock is read_locked, no other locks set
* tipc_net_lock is read_locked, no other locks set
*/
void bclink_recv_pkt(struct sk_buff *buf)
void tipc_bclink_recv_pkt(struct sk_buff *buf)
{
struct tipc_msg *msg = buf_msg(buf);
struct node* node = node_find(msg_prevnode(msg));
struct node* node = tipc_node_find(msg_prevnode(msg));
u32 next_in;
u32 seqno;
struct sk_buff *deferred;
msg_dbg(msg, "<BC<<<");
if (unlikely(!node || !node_is_up(node) || !node->bclink.supported ||
if (unlikely(!node || !tipc_node_is_up(node) || !node->bclink.supported ||
(msg_mc_netid(msg) != tipc_net_id))) {
buf_discard(buf);
return;
@ -417,14 +417,14 @@ void bclink_recv_pkt(struct sk_buff *buf)
if (unlikely(msg_user(msg) == BCAST_PROTOCOL)) {
msg_dbg(msg, "<BCNACK<<<");
if (msg_destnode(msg) == tipc_own_addr) {
node_lock(node);
bclink_acknowledge(node, msg_bcast_ack(msg));
node_unlock(node);
tipc_node_lock(node);
tipc_bclink_acknowledge(node, msg_bcast_ack(msg));
tipc_node_unlock(node);
bcl->stats.recv_nacks++;
bclink_retransmit_pkt(msg_bcgap_after(msg),
msg_bcgap_to(msg));
} else {
bclink_peek_nack(msg_destnode(msg),
tipc_bclink_peek_nack(msg_destnode(msg),
msg_bcast_tag(msg),
msg_bcgap_after(msg),
msg_bcgap_to(msg));
@ -433,7 +433,7 @@ void bclink_recv_pkt(struct sk_buff *buf)
return;
}
node_lock(node);
tipc_node_lock(node);
receive:
deferred = node->bclink.deferred_head;
next_in = mod(node->bclink.last_in + 1);
@ -448,26 +448,26 @@ receive:
bcl->stats.sent_acks++;
}
if (likely(msg_isdata(msg))) {
node_unlock(node);
port_recv_mcast(buf, NULL);
tipc_node_unlock(node);
tipc_port_recv_mcast(buf, NULL);
} else if (msg_user(msg) == MSG_BUNDLER) {
bcl->stats.recv_bundles++;
bcl->stats.recv_bundled += msg_msgcnt(msg);
node_unlock(node);
link_recv_bundle(buf);
tipc_node_unlock(node);
tipc_link_recv_bundle(buf);
} else if (msg_user(msg) == MSG_FRAGMENTER) {
bcl->stats.recv_fragments++;
if (link_recv_fragment(&node->bclink.defragm,
&buf, &msg))
if (tipc_link_recv_fragment(&node->bclink.defragm,
&buf, &msg))
bcl->stats.recv_fragmented++;
node_unlock(node);
net_route_msg(buf);
tipc_node_unlock(node);
tipc_net_route_msg(buf);
} else {
node_unlock(node);
net_route_msg(buf);
tipc_node_unlock(node);
tipc_net_route_msg(buf);
}
if (deferred && (buf_seqno(deferred) == mod(next_in + 1))) {
node_lock(node);
tipc_node_lock(node);
buf = deferred;
msg = buf_msg(buf);
node->bclink.deferred_head = deferred->next;
@ -478,9 +478,9 @@ receive:
u32 gap_after = node->bclink.gap_after;
u32 gap_to = node->bclink.gap_to;
if (link_defer_pkt(&node->bclink.deferred_head,
&node->bclink.deferred_tail,
buf)) {
if (tipc_link_defer_pkt(&node->bclink.deferred_head,
&node->bclink.deferred_tail,
buf)) {
node->bclink.nack_sync++;
bcl->stats.deferred_recv++;
if (seqno == mod(gap_after + 1))
@ -497,10 +497,10 @@ receive:
bcl->stats.duplicates++;
buf_discard(buf);
}
node_unlock(node);
tipc_node_unlock(node);
}
u32 bclink_get_last_sent(void)
u32 tipc_bclink_get_last_sent(void)
{
u32 last_sent = mod(bcl->next_out_no - 1);
@ -509,15 +509,15 @@ u32 bclink_get_last_sent(void)
return last_sent;
}
u32 bclink_acks_missing(struct node *n_ptr)
u32 tipc_bclink_acks_missing(struct node *n_ptr)
{
return (n_ptr->bclink.supported &&
(bclink_get_last_sent() != n_ptr->bclink.acked));
(tipc_bclink_get_last_sent() != n_ptr->bclink.acked));
}
/**
* bcbearer_send - send a packet through the broadcast pseudo-bearer
* tipc_bcbearer_send - send a packet through the broadcast pseudo-bearer
*
* Send through as many bearers as necessary to reach all nodes
* that support TIPC multicasting.
@ -525,9 +525,9 @@ u32 bclink_acks_missing(struct node *n_ptr)
* Returns 0 if packet sent successfully, non-zero if not
*/
int bcbearer_send(struct sk_buff *buf,
struct tipc_bearer *unused1,
struct tipc_media_addr *unused2)
int tipc_bcbearer_send(struct sk_buff *buf,
struct tipc_bearer *unused1,
struct tipc_media_addr *unused2)
{
static int send_count = 0;
@ -541,8 +541,8 @@ int bcbearer_send(struct sk_buff *buf,
if (likely(!msg_non_seq(buf_msg(buf)))) {
struct tipc_msg *msg;
assert(cluster_bcast_nodes.count != 0);
bcbuf_set_acks(buf, cluster_bcast_nodes.count);
assert(tipc_cltr_bcast_nodes.count != 0);
bcbuf_set_acks(buf, tipc_cltr_bcast_nodes.count);
msg = buf_msg(buf);
msg_set_non_seq(msg);
msg_set_mc_netid(msg, tipc_net_id);
@ -555,7 +555,7 @@ int bcbearer_send(struct sk_buff *buf,
/* Send buffer over bearers until all targets reached */
remains = cluster_bcast_nodes;
remains = tipc_cltr_bcast_nodes;
for (bp_index = 0; bp_index < MAX_BEARERS; bp_index++) {
struct bearer *p = bcbearer->bpairs[bp_index].primary;
@ -564,7 +564,7 @@ int bcbearer_send(struct sk_buff *buf,
if (!p)
break; /* no more bearers to try */
nmap_diff(&remains, &p->nodes, &remains_new);
tipc_nmap_diff(&remains, &p->nodes, &remains_new);
if (remains_new.count == remains.count)
continue; /* bearer pair doesn't add anything */
@ -597,10 +597,10 @@ update:
}
/**
* bcbearer_sort - create sets of bearer pairs used by broadcast bearer
* tipc_bcbearer_sort - create sets of bearer pairs used by broadcast bearer
*/
void bcbearer_sort(void)
void tipc_bcbearer_sort(void)
{
struct bcbearer_pair *bp_temp = bcbearer->bpairs_temp;
struct bcbearer_pair *bp_curr;
@ -614,7 +614,7 @@ void bcbearer_sort(void)
memset(bp_temp, 0, sizeof(bcbearer->bpairs_temp));
for (b_index = 0; b_index < MAX_BEARERS; b_index++) {
struct bearer *b = &bearers[b_index];
struct bearer *b = &tipc_bearers[b_index];
if (!b->active || !b->nodes.count)
continue;
@ -638,8 +638,8 @@ void bcbearer_sort(void)
bp_curr->primary = bp_temp[pri].primary;
if (bp_temp[pri].secondary) {
if (nmap_equal(&bp_temp[pri].primary->nodes,
&bp_temp[pri].secondary->nodes)) {
if (tipc_nmap_equal(&bp_temp[pri].primary->nodes,
&bp_temp[pri].secondary->nodes)) {
bp_curr->secondary = bp_temp[pri].secondary;
} else {
bp_curr++;
@ -654,14 +654,14 @@ void bcbearer_sort(void)
}
/**
* bcbearer_push - resolve bearer congestion
* tipc_bcbearer_push - resolve bearer congestion
*
* Forces bclink to push out any unsent packets, until all packets are gone
* or congestion reoccurs.
* No locks set when function called
*/
void bcbearer_push(void)
void tipc_bcbearer_push(void)
{
struct bearer *b_ptr;
@ -669,20 +669,20 @@ void bcbearer_push(void)
b_ptr = &bcbearer->bearer;
if (b_ptr->publ.blocked) {
b_ptr->publ.blocked = 0;
bearer_lock_push(b_ptr);
tipc_bearer_lock_push(b_ptr);
}
spin_unlock_bh(&bc_lock);
}
int bclink_stats(char *buf, const u32 buf_size)
int tipc_bclink_stats(char *buf, const u32 buf_size)
{
struct print_buf pb;
if (!bcl)
return 0;
printbuf_init(&pb, buf, buf_size);
tipc_printbuf_init(&pb, buf, buf_size);
spin_lock_bh(&bc_lock);
@ -718,10 +718,10 @@ int bclink_stats(char *buf, const u32 buf_size)
: 0);
spin_unlock_bh(&bc_lock);
return printbuf_validate(&pb);
return tipc_printbuf_validate(&pb);
}
int bclink_reset_stats(void)
int tipc_bclink_reset_stats(void)
{
if (!bcl)
return -ENOPROTOOPT;
@ -732,7 +732,7 @@ int bclink_reset_stats(void)
return TIPC_OK;
}
int bclink_set_queue_limits(u32 limit)
int tipc_bclink_set_queue_limits(u32 limit)
{
if (!bcl)
return -ENOPROTOOPT;
@ -740,12 +740,12 @@ int bclink_set_queue_limits(u32 limit)
return -EINVAL;
spin_lock_bh(&bc_lock);
link_set_queue_limits(bcl, limit);
tipc_link_set_queue_limits(bcl, limit);
spin_unlock_bh(&bc_lock);
return TIPC_OK;
}
int bclink_init(void)
int tipc_bclink_init(void)
{
bcbearer = kmalloc(sizeof(*bcbearer), GFP_ATOMIC);
bclink = kmalloc(sizeof(*bclink), GFP_ATOMIC);
@ -762,7 +762,7 @@ int bclink_init(void)
memset(bcbearer, 0, sizeof(struct bcbearer));
INIT_LIST_HEAD(&bcbearer->bearer.cong_links);
bcbearer->bearer.media = &bcbearer->media;
bcbearer->media.send_msg = bcbearer_send;
bcbearer->media.send_msg = tipc_bcbearer_send;
sprintf(bcbearer->media.name, "tipc-multicast");
bcl = &bclink->link;
@ -772,27 +772,27 @@ int bclink_init(void)
bclink->node.lock = SPIN_LOCK_UNLOCKED;
bcl->owner = &bclink->node;
bcl->max_pkt = MAX_PKT_DEFAULT_MCAST;
link_set_queue_limits(bcl, BCLINK_WIN_DEFAULT);
tipc_link_set_queue_limits(bcl, BCLINK_WIN_DEFAULT);
bcl->b_ptr = &bcbearer->bearer;
bcl->state = WORKING_WORKING;
sprintf(bcl->name, bc_link_name);
sprintf(bcl->name, tipc_bclink_name);
if (BCLINK_LOG_BUF_SIZE) {
char *pb = kmalloc(BCLINK_LOG_BUF_SIZE, GFP_ATOMIC);
if (!pb)
goto nomem;
printbuf_init(&bcl->print_buf, pb, BCLINK_LOG_BUF_SIZE);
tipc_printbuf_init(&bcl->print_buf, pb, BCLINK_LOG_BUF_SIZE);
}
return TIPC_OK;
}
void bclink_stop(void)
void tipc_bclink_stop(void)
{
spin_lock_bh(&bc_lock);
if (bcbearer) {
link_stop(bcl);
tipc_link_stop(bcl);
if (BCLINK_LOG_BUF_SIZE)
kfree(bcl->print_buf.buf);
bcl = NULL;

44
net/tipc/bcast.h
View File

@ -70,14 +70,14 @@ struct port_list {
struct node;
extern char bc_link_name[];
extern char tipc_bclink_name[];
/**
* nmap_get - determine if node exists in a node map
*/
static inline int nmap_get(struct node_map *nm_ptr, u32 node)
static inline int tipc_nmap_get(struct node_map *nm_ptr, u32 node)
{
int n = tipc_node(node);
int w = n / WSIZE;
@ -90,7 +90,7 @@ static inline int nmap_get(struct node_map *nm_ptr, u32 node)
* nmap_add - add a node to a node map
*/
static inline void nmap_add(struct node_map *nm_ptr, u32 node)
static inline void tipc_nmap_add(struct node_map *nm_ptr, u32 node)
{
int n = tipc_node(node);
int w = n / WSIZE;
@ -106,7 +106,7 @@ static inline void nmap_add(struct node_map *nm_ptr, u32 node)
* nmap_remove - remove a node from a node map
*/
static inline void nmap_remove(struct node_map *nm_ptr, u32 node)
static inline void tipc_nmap_remove(struct node_map *nm_ptr, u32 node)
{
int n = tipc_node(node);
int w = n / WSIZE;
@ -122,7 +122,7 @@ static inline void nmap_remove(struct node_map *nm_ptr, u32 node)
* nmap_equal - test for equality of node maps
*/
static inline int nmap_equal(struct node_map *nm_a, struct node_map *nm_b)
static inline int tipc_nmap_equal(struct node_map *nm_a, struct node_map *nm_b)
{
return !memcmp(nm_a, nm_b, sizeof(*nm_a));
}
@ -134,8 +134,8 @@ static inline int nmap_equal(struct node_map *nm_a, struct node_map *nm_b)
* @nm_diff: output node map A-B (i.e. nodes of A that are not in B)
*/
static inline void nmap_diff(struct node_map *nm_a, struct node_map *nm_b,
struct node_map *nm_diff)
static inline void tipc_nmap_diff(struct node_map *nm_a, struct node_map *nm_b,
struct node_map *nm_diff)
{
int stop = sizeof(nm_a->map) / sizeof(u32);
int w;
@ -159,7 +159,7 @@ static inline void nmap_diff(struct node_map *nm_a, struct node_map *nm_b,
* port_list_add - add a port to a port list, ensuring no duplicates
*/
static inline void port_list_add(struct port_list *pl_ptr, u32 port)
static inline void tipc_port_list_add(struct port_list *pl_ptr, u32 port)
{
struct port_list *item = pl_ptr;
int i;
@ -194,7 +194,7 @@ static inline void port_list_add(struct port_list *pl_ptr, u32 port)
* Note: First item is on stack, so it doesn't need to be released
*/
static inline void port_list_free(struct port_list *pl_ptr)
static inline void tipc_port_list_free(struct port_list *pl_ptr)
{
struct port_list *item;
struct port_list *next;
@ -206,18 +206,18 @@ static inline void port_list_free(struct port_list *pl_ptr)
}
int bclink_init(void);
void bclink_stop(void);
void bclink_acknowledge(struct node *n_ptr, u32 acked);
int bclink_send_msg(struct sk_buff *buf);
void bclink_recv_pkt(struct sk_buff *buf);
u32 bclink_get_last_sent(void);
u32 bclink_acks_missing(struct node *n_ptr);
void bclink_check_gap(struct node *n_ptr, u32 seqno);
int bclink_stats(char *stats_buf, const u32 buf_size);
int bclink_reset_stats(void);
int bclink_set_queue_limits(u32 limit);
void bcbearer_sort(void);
void bcbearer_push(void);
int tipc_bclink_init(void);
void tipc_bclink_stop(void);
void tipc_bclink_acknowledge(struct node *n_ptr, u32 acked);
int tipc_bclink_send_msg(struct sk_buff *buf);
void tipc_bclink_recv_pkt(struct sk_buff *buf);
u32 tipc_bclink_get_last_sent(void);
u32 tipc_bclink_acks_missing(struct node *n_ptr);
void tipc_bclink_check_gap(struct node *n_ptr, u32 seqno);
int tipc_bclink_stats(char *stats_buf, const u32 buf_size);
int tipc_bclink_reset_stats(void);
int tipc_bclink_set_queue_limits(u32 limit);
void tipc_bcbearer_sort(void);
void tipc_bcbearer_push(void);
#endif

170
net/tipc/bearer.c
View File

@ -48,7 +48,7 @@
static struct media *media_list = 0;
static u32 media_count = 0;
struct bearer *bearers = 0;
struct bearer *tipc_bearers = 0;
/**
* media_name_valid - validate media name
@ -107,7 +107,7 @@ int tipc_register_media(u32 media_type,
u32 i;
int res = -EINVAL;
write_lock_bh(&net_lock);
write_lock_bh(&tipc_net_lock);
if (!media_list)
goto exit;
@ -165,15 +165,15 @@ int tipc_register_media(u32 media_type,
dbg("Media <%s> registered\n", name);
res = 0;
exit:
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
return res;
}
/**
* media_addr_printf - record media address in print buffer
* tipc_media_addr_printf - record media address in print buffer
*/
void media_addr_printf(struct print_buf *pb, struct tipc_media_addr *a)
void tipc_media_addr_printf(struct print_buf *pb, struct tipc_media_addr *a)
{
struct media *m_ptr;
u32 media_type;
@ -201,25 +201,25 @@ void media_addr_printf(struct print_buf *pb, struct tipc_media_addr *a)
}
/**
* media_get_names - record names of registered media in buffer
* tipc_media_get_names - record names of registered media in buffer
*/
struct sk_buff *media_get_names(void)
struct sk_buff *tipc_media_get_names(void)
{
struct sk_buff *buf;
struct media *m_ptr;
int i;
buf = cfg_reply_alloc(MAX_MEDIA * TLV_SPACE(TIPC_MAX_MEDIA_NAME));
buf = tipc_cfg_reply_alloc(MAX_MEDIA * TLV_SPACE(TIPC_MAX_MEDIA_NAME));
if (!buf)
return NULL;
read_lock_bh(&net_lock);
read_lock_bh(&tipc_net_lock);
for (i = 0, m_ptr = media_list; i < media_count; i++, m_ptr++) {
cfg_append_tlv(buf, TIPC_TLV_MEDIA_NAME, m_ptr->name,
strlen(m_ptr->name) + 1);
tipc_cfg_append_tlv(buf, TIPC_TLV_MEDIA_NAME, m_ptr->name,
strlen(m_ptr->name) + 1);
}
read_unlock_bh(&net_lock);
read_unlock_bh(&tipc_net_lock);
return buf;
}
@ -283,7 +283,7 @@ static struct bearer *bearer_find(const char *name)
struct bearer *b_ptr;
u32 i;
for (i = 0, b_ptr = bearers; i < MAX_BEARERS; i++, b_ptr++) {
for (i = 0, b_ptr = tipc_bearers; i < MAX_BEARERS; i++, b_ptr++) {
if (b_ptr->active && (!strcmp(b_ptr->publ.name, name)))
return b_ptr;
}
@ -291,16 +291,16 @@ static struct bearer *bearer_find(const char *name)
}
/**
* bearer_find - locates bearer object with matching interface name
* tipc_bearer_find_interface - locates bearer object with matching interface name
*/
struct bearer *bearer_find_interface(const char *if_name)
struct bearer *tipc_bearer_find_interface(const char *if_name)
{
struct bearer *b_ptr;
char *b_if_name;
u32 i;
for (i = 0, b_ptr = bearers; i < MAX_BEARERS; i++, b_ptr++) {
for (i = 0, b_ptr = tipc_bearers; i < MAX_BEARERS; i++, b_ptr++) {
if (!b_ptr->active)
continue;
b_if_name = strchr(b_ptr->publ.name, ':') + 1;
@ -311,54 +311,54 @@ struct bearer *bearer_find_interface(const char *if_name)
}
/**
* bearer_get_names - record names of bearers in buffer
* tipc_bearer_get_names - record names of bearers in buffer
*/
struct sk_buff *bearer_get_names(void)
struct sk_buff *tipc_bearer_get_names(void)
{
struct sk_buff *buf;
struct media *m_ptr;
struct bearer *b_ptr;
int i, j;
buf = cfg_reply_alloc(MAX_BEARERS * TLV_SPACE(TIPC_MAX_BEARER_NAME));
buf = tipc_cfg_reply_alloc(MAX_BEARERS * TLV_SPACE(TIPC_MAX_BEARER_NAME));
if (!buf)
return NULL;
read_lock_bh(&net_lock);
read_lock_bh(&tipc_net_lock);
for (i = 0, m_ptr = media_list; i < media_count; i++, m_ptr++) {
for (j = 0; j < MAX_BEARERS; j++) {
b_ptr = &bearers[j];
b_ptr = &tipc_bearers[j];
if (b_ptr->active && (b_ptr->media == m_ptr)) {
cfg_append_tlv(buf, TIPC_TLV_BEARER_NAME,
b_ptr->publ.name,
strlen(b_ptr->publ.name) + 1);
tipc_cfg_append_tlv(buf, TIPC_TLV_BEARER_NAME,
b_ptr->publ.name,
strlen(b_ptr->publ.name) + 1);
}
}
}
read_unlock_bh(&net_lock);
read_unlock_bh(&tipc_net_lock);
return buf;
}
void bearer_add_dest(struct bearer *b_ptr, u32 dest)
void tipc_bearer_add_dest(struct bearer *b_ptr, u32 dest)
{
nmap_add(&b_ptr->nodes, dest);
disc_update_link_req(b_ptr->link_req);
bcbearer_sort();
tipc_nmap_add(&b_ptr->nodes, dest);
tipc_disc_update_link_req(b_ptr->link_req);
tipc_bcbearer_sort();
}
void bearer_remove_dest(struct bearer *b_ptr, u32 dest)
void tipc_bearer_remove_dest(struct bearer *b_ptr, u32 dest)
{
nmap_remove(&b_ptr->nodes, dest);
disc_update_link_req(b_ptr->link_req);
bcbearer_sort();
tipc_nmap_remove(&b_ptr->nodes, dest);
tipc_disc_update_link_req(b_ptr->link_req);
tipc_bcbearer_sort();
}
/*
* bearer_push(): Resolve bearer congestion. Force the waiting
* links to push out their unsent packets, one packet per link
* per iteration, until all packets are gone or congestion reoccurs.
* 'net_lock' is read_locked when this function is called
* 'tipc_net_lock' is read_locked when this function is called
* bearer.lock must be taken before calling
* Returns binary true(1) ore false(0)
*/
@ -372,7 +372,7 @@ static int bearer_push(struct bearer *b_ptr)
while (!list_empty(&b_ptr->cong_links) && (res != PUSH_FAILED)) {
list_for_each_entry_safe(ln, tln, &b_ptr->cong_links, link_list) {
res = link_push_packet(ln);
res = tipc_link_push_packet(ln);
if (res == PUSH_FAILED)
break;
if (res == PUSH_FINISHED)
@ -382,7 +382,7 @@ static int bearer_push(struct bearer *b_ptr)
return list_empty(&b_ptr->cong_links);
}
void bearer_lock_push(struct bearer *b_ptr)
void tipc_bearer_lock_push(struct bearer *b_ptr)
{
int res;
@ -390,7 +390,7 @@ void bearer_lock_push(struct bearer *b_ptr)
res = bearer_push(b_ptr);
spin_unlock_bh(&b_ptr->publ.lock);
if (res)
bcbearer_push();
tipc_bcbearer_push();
}
@ -405,7 +405,7 @@ void tipc_continue(struct tipc_bearer *tb_ptr)
spin_lock_bh(&b_ptr->publ.lock);
b_ptr->continue_count++;
if (!list_empty(&b_ptr->cong_links))
k_signal((Handler)bearer_lock_push, (unsigned long)b_ptr);
tipc_k_signal((Handler)tipc_bearer_lock_push, (unsigned long)b_ptr);
b_ptr->publ.blocked = 0;
spin_unlock_bh(&b_ptr->publ.lock);
}
@ -414,11 +414,11 @@ void tipc_continue(struct tipc_bearer *tb_ptr)
* Schedule link for sending of messages after the bearer
* has been deblocked by 'continue()'. This method is called
* when somebody tries to send a message via this link while
* the bearer is congested. 'net_lock' is in read_lock here
* the bearer is congested. 'tipc_net_lock' is in read_lock here
* bearer.lock is busy
*/
static void bearer_schedule_unlocked(struct bearer *b_ptr, struct link *l_ptr)
static void tipc_bearer_schedule_unlocked(struct bearer *b_ptr, struct link *l_ptr)
{
list_move_tail(&l_ptr->link_list, &b_ptr->cong_links);
}
@ -427,24 +427,24 @@ static void bearer_schedule_unlocked(struct bearer *b_ptr, struct link *l_ptr)
* Schedule link for sending of messages after the bearer
* has been deblocked by 'continue()'. This method is called
* when somebody tries to send a message via this link while
* the bearer is congested. 'net_lock' is in read_lock here,
* the bearer is congested. 'tipc_net_lock' is in read_lock here,
* bearer.lock is free
*/
void bearer_schedule(struct bearer *b_ptr, struct link *l_ptr)
void tipc_bearer_schedule(struct bearer *b_ptr, struct link *l_ptr)
{
spin_lock_bh(&b_ptr->publ.lock);
bearer_schedule_unlocked(b_ptr, l_ptr);
tipc_bearer_schedule_unlocked(b_ptr, l_ptr);
spin_unlock_bh(&b_ptr->publ.lock);
}
/*
* bearer_resolve_congestion(): Check if there is bearer congestion,
* tipc_bearer_resolve_congestion(): Check if there is bearer congestion,
* and if there is, try to resolve it before returning.
* 'net_lock' is read_locked when this function is called
* 'tipc_net_lock' is read_locked when this function is called
*/
int bearer_resolve_congestion(struct bearer *b_ptr, struct link *l_ptr)
int tipc_bearer_resolve_congestion(struct bearer *b_ptr, struct link *l_ptr)
{
int res = 1;
@ -452,7 +452,7 @@ int bearer_resolve_congestion(struct bearer *b_ptr, struct link *l_ptr)
return 1;
spin_lock_bh(&b_ptr->publ.lock);
if (!bearer_push(b_ptr)) {
bearer_schedule_unlocked(b_ptr, l_ptr);
tipc_bearer_schedule_unlocked(b_ptr, l_ptr);
res = 0;
}
spin_unlock_bh(&b_ptr->publ.lock);
@ -479,7 +479,7 @@ int tipc_enable_bearer(const char *name, u32 bcast_scope, u32 priority)
return -ENOPROTOOPT;
if (!bearer_name_validate(name, &b_name) ||
!addr_domain_valid(bcast_scope) ||
!tipc_addr_domain_valid(bcast_scope) ||
!in_scope(bcast_scope, tipc_own_addr))
return -EINVAL;
@ -488,8 +488,8 @@ int tipc_enable_bearer(const char *name, u32 bcast_scope, u32 priority)
(priority != TIPC_MEDIA_LINK_PRI))
return -EINVAL;
write_lock_bh(&net_lock);
if (!bearers)
write_lock_bh(&tipc_net_lock);
if (!tipc_bearers)
goto failed;
m_ptr = media_find(b_name.media_name);
@ -505,15 +505,15 @@ restart:
bearer_id = MAX_BEARERS;
with_this_prio = 1;
for (i = MAX_BEARERS; i-- != 0; ) {
if (!bearers[i].active) {
if (!tipc_bearers[i].active) {
bearer_id = i;
continue;
}
if (!strcmp(name, bearers[i].publ.name)) {
if (!strcmp(name, tipc_bearers[i].publ.name)) {
warn("Bearer <%s> already enabled\n", name);
goto failed;
}
if ((bearers[i].priority == priority) &&
if ((tipc_bearers[i].priority == priority) &&
(++with_this_prio > 2)) {
if (priority-- == 0) {
warn("Third bearer <%s> with priority %u, unable to lower to %u\n",
@ -530,7 +530,7 @@ restart:
goto failed;
}
b_ptr = &bearers[bearer_id];
b_ptr = &tipc_bearers[bearer_id];
memset(b_ptr, 0, sizeof(struct bearer));
strcpy(b_ptr->publ.name, name);
@ -549,16 +549,16 @@ restart:
INIT_LIST_HEAD(&b_ptr->cong_links);
INIT_LIST_HEAD(&b_ptr->links);
if (m_ptr->bcast) {
b_ptr->link_req = disc_init_link_req(b_ptr, &m_ptr->bcast_addr,
bcast_scope, 2);
b_ptr->link_req = tipc_disc_init_link_req(b_ptr, &m_ptr->bcast_addr,
bcast_scope, 2);
}
b_ptr->publ.lock = SPIN_LOCK_UNLOCKED;
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
info("Enabled bearer <%s>, discovery domain %s, priority %u\n",
name, addr_string_fill(addr_string, bcast_scope), priority);
return 0;
failed:
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
return res;
}
@ -576,11 +576,11 @@ int tipc_block_bearer(const char *name)
if (tipc_mode != TIPC_NET_MODE)
return -ENOPROTOOPT;
read_lock_bh(&net_lock);
read_lock_bh(&tipc_net_lock);
b_ptr = bearer_find(name);
if (!b_ptr) {
warn("Attempt to block unknown bearer <%s>\n", name);
read_unlock_bh(&net_lock);
read_unlock_bh(&tipc_net_lock);
return -EINVAL;
}
@ -590,11 +590,11 @@ int tipc_block_bearer(const char *name)
struct node *n_ptr = l_ptr->owner;
spin_lock_bh(&n_ptr->lock);
link_reset(l_ptr);
tipc_link_reset(l_ptr);
spin_unlock_bh(&n_ptr->lock);
}
spin_unlock_bh(&b_ptr->publ.lock);
read_unlock_bh(&net_lock);
read_unlock_bh(&tipc_net_lock);
info("Blocked bearer <%s>\n", name);
return TIPC_OK;
}
@ -602,7 +602,7 @@ int tipc_block_bearer(const char *name)
/**
* bearer_disable -
*
* Note: This routine assumes caller holds net_lock.
* Note: This routine assumes caller holds tipc_net_lock.
*/
static int bearer_disable(const char *name)
@ -620,19 +620,19 @@ static int bearer_disable(const char *name)
return -EINVAL;
}
disc_stop_link_req(b_ptr->link_req);
tipc_disc_stop_link_req(b_ptr->link_req);
spin_lock_bh(&b_ptr->publ.lock);
b_ptr->link_req = NULL;
b_ptr->publ.blocked = 1;
if (b_ptr->media->disable_bearer) {
spin_unlock_bh(&b_ptr->publ.lock);
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
b_ptr->media->disable_bearer(&b_ptr->publ);
write_lock_bh(&net_lock);
write_lock_bh(&tipc_net_lock);
spin_lock_bh(&b_ptr->publ.lock);
}
list_for_each_entry_safe(l_ptr, temp_l_ptr, &b_ptr->links, link_list) {
link_delete(l_ptr);
tipc_link_delete(l_ptr);
}
spin_unlock_bh(&b_ptr->publ.lock);
info("Disabled bearer <%s>\n", name);
@ -644,54 +644,54 @@ int tipc_disable_bearer(const char *name)
{
int res;
write_lock_bh(&net_lock);
write_lock_bh(&tipc_net_lock);
res = bearer_disable(name);
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
return res;
}
int bearer_init(void)
int tipc_bearer_init(void)
{
int res;
write_lock_bh(&net_lock);
bearers = kmalloc(MAX_BEARERS * sizeof(struct bearer), GFP_ATOMIC);
write_lock_bh(&tipc_net_lock);
tipc_bearers = kmalloc(MAX_BEARERS * sizeof(struct bearer), GFP_ATOMIC);
media_list = kmalloc(MAX_MEDIA * sizeof(struct media), GFP_ATOMIC);
if (bearers && media_list) {
memset(bearers, 0, MAX_BEARERS * sizeof(struct bearer));
if (tipc_bearers && media_list) {
memset(tipc_bearers, 0, MAX_BEARERS * sizeof(struct bearer));
memset(media_list, 0, MAX_MEDIA * sizeof(struct media));
res = TIPC_OK;
} else {
kfree(bearers);
kfree(tipc_bearers);
kfree(media_list);
bearers = 0;
tipc_bearers = 0;
media_list = 0;
res = -ENOMEM;
}
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
return res;
}
void bearer_stop(void)
void tipc_bearer_stop(void)
{
u32 i;
if (!bearers)
if (!tipc_bearers)
return;
for (i = 0; i < MAX_BEARERS; i++) {
if (bearers[i].active)
bearers[i].publ.blocked = 1;
if (tipc_bearers[i].active)
tipc_bearers[i].publ.blocked = 1;
}
for (i = 0; i < MAX_BEARERS; i++) {
if (bearers[i].active)
bearer_disable(bearers[i].publ.name);
if (tipc_bearers[i].active)
bearer_disable(tipc_bearers[i].publ.name);
}
kfree(bearers);
kfree(tipc_bearers);
kfree(media_list);
bearers = 0;
tipc_bearers = 0;
media_list = 0;
media_count = 0;
}

38
net/tipc/bearer.h
View File

@ -114,26 +114,24 @@ struct bearer_name {
struct link;
extern struct bearer *bearers;
extern struct bearer *tipc_bearers;
void media_addr_printf(struct print_buf *pb, struct tipc_media_addr *a);
struct sk_buff *media_get_names(void);
void tipc_media_addr_printf(struct print_buf *pb, struct tipc_media_addr *a);
struct sk_buff *tipc_media_get_names(void);
struct sk_buff *bearer_get_names(void);
void bearer_add_dest(struct bearer *b_ptr, u32 dest);
void bearer_remove_dest(struct bearer *b_ptr, u32 dest);
void bearer_schedule(struct bearer *b_ptr, struct link *l_ptr);
struct bearer *bearer_find_interface(const char *if_name);
int bearer_resolve_congestion(struct bearer *b_ptr, struct link *l_ptr);
int bearer_init(void);
void bearer_stop(void);
int bearer_broadcast(struct sk_buff *buf, struct tipc_bearer *b_ptr,
struct tipc_media_addr *dest);
void bearer_lock_push(struct bearer *b_ptr);
struct sk_buff *tipc_bearer_get_names(void);
void tipc_bearer_add_dest(struct bearer *b_ptr, u32 dest);
void tipc_bearer_remove_dest(struct bearer *b_ptr, u32 dest);
void tipc_bearer_schedule(struct bearer *b_ptr, struct link *l_ptr);
struct bearer *tipc_bearer_find_interface(const char *if_name);
int tipc_bearer_resolve_congestion(struct bearer *b_ptr, struct link *l_ptr);
int tipc_bearer_init(void);
void tipc_bearer_stop(void);
void tipc_bearer_lock_push(struct bearer *b_ptr);
/**
* bearer_send- sends buffer to destination over bearer
* tipc_bearer_send- sends buffer to destination over bearer
*
* Returns true (1) if successful, or false (0) if unable to send
*
@ -150,23 +148,23 @@ void bearer_lock_push(struct bearer *b_ptr);
* and let TIPC's link code deal with the undelivered message.
*/
static inline int bearer_send(struct bearer *b_ptr, struct sk_buff *buf,
struct tipc_media_addr *dest)
static inline int tipc_bearer_send(struct bearer *b_ptr, struct sk_buff *buf,
struct tipc_media_addr *dest)
{
return !b_ptr->media->send_msg(buf, &b_ptr->publ, dest);
}
/**
* bearer_congested - determines if bearer is currently congested
* tipc_bearer_congested - determines if bearer is currently congested
*/
static inline int bearer_congested(struct bearer *b_ptr, struct link *l_ptr)
static inline int tipc_bearer_congested(struct bearer *b_ptr, struct link *l_ptr)
{
if (unlikely(b_ptr->publ.blocked))
return 1;
if (likely(list_empty(&b_ptr->cong_links)))
return 0;
return !bearer_resolve_congestion(b_ptr, l_ptr);
return !tipc_bearer_resolve_congestion(b_ptr, l_ptr);
}
#endif

154
net/tipc/cluster.c
View File

@ -44,15 +44,15 @@
#include "msg.h"
#include "bearer.h"
void cluster_multicast(struct cluster *c_ptr, struct sk_buff *buf,
u32 lower, u32 upper);
struct sk_buff *cluster_prepare_routing_msg(u32 data_size, u32 dest);
void tipc_cltr_multicast(struct cluster *c_ptr, struct sk_buff *buf,
u32 lower, u32 upper);
struct sk_buff *tipc_cltr_prepare_routing_msg(u32 data_size, u32 dest);
struct node **local_nodes = 0;
struct node_map cluster_bcast_nodes = {0,{0,}};
u32 highest_allowed_slave = 0;
struct node **tipc_local_nodes = 0;
struct node_map tipc_cltr_bcast_nodes = {0,{0,}};
u32 tipc_highest_allowed_slave = 0;
struct cluster *cluster_create(u32 addr)
struct cluster *tipc_cltr_create(u32 addr)
{
struct _zone *z_ptr;
struct cluster *c_ptr;
@ -77,16 +77,16 @@ struct cluster *cluster_create(u32 addr)
}
memset(c_ptr->nodes, 0, alloc);
if (in_own_cluster(addr))
local_nodes = c_ptr->nodes;
tipc_local_nodes = c_ptr->nodes;
c_ptr->highest_slave = LOWEST_SLAVE - 1;
c_ptr->highest_node = 0;
z_ptr = zone_find(tipc_zone(addr));
z_ptr = tipc_zone_find(tipc_zone(addr));
if (z_ptr == NULL) {
z_ptr = zone_create(addr);
z_ptr = tipc_zone_create(addr);
}
if (z_ptr != NULL) {
zone_attach_cluster(z_ptr, c_ptr);
tipc_zone_attach_cluster(z_ptr, c_ptr);
c_ptr->owner = z_ptr;
}
else {
@ -97,23 +97,23 @@ struct cluster *cluster_create(u32 addr)
return c_ptr;
}
void cluster_delete(struct cluster *c_ptr)
void tipc_cltr_delete(struct cluster *c_ptr)
{
u32 n_num;
if (!c_ptr)
return;
for (n_num = 1; n_num <= c_ptr->highest_node; n_num++) {
node_delete(c_ptr->nodes[n_num]);
tipc_node_delete(c_ptr->nodes[n_num]);
}
for (n_num = LOWEST_SLAVE; n_num <= c_ptr->highest_slave; n_num++) {
node_delete(c_ptr->nodes[n_num]);
tipc_node_delete(c_ptr->nodes[n_num]);
}
kfree(c_ptr->nodes);
kfree(c_ptr);
}
u32 cluster_next_node(struct cluster *c_ptr, u32 addr)
u32 tipc_cltr_next_node(struct cluster *c_ptr, u32 addr)
{
struct node *n_ptr;
u32 n_num = tipc_node(addr) + 1;
@ -122,24 +122,24 @@ u32 cluster_next_node(struct cluster *c_ptr, u32 addr)
return addr;
for (; n_num <= c_ptr->highest_node; n_num++) {
n_ptr = c_ptr->nodes[n_num];
if (n_ptr && node_has_active_links(n_ptr))
if (n_ptr && tipc_node_has_active_links(n_ptr))
return n_ptr->addr;
}
for (n_num = 1; n_num < tipc_node(addr); n_num++) {
n_ptr = c_ptr->nodes[n_num];
if (n_ptr && node_has_active_links(n_ptr))
if (n_ptr && tipc_node_has_active_links(n_ptr))
return n_ptr->addr;
}
return 0;
}
void cluster_attach_node(struct cluster *c_ptr, struct node *n_ptr)
void tipc_cltr_attach_node(struct cluster *c_ptr, struct node *n_ptr)
{
u32 n_num = tipc_node(n_ptr->addr);
u32 max_n_num = tipc_max_nodes;
if (in_own_cluster(n_ptr->addr))
max_n_num = highest_allowed_slave;
max_n_num = tipc_highest_allowed_slave;
assert(n_num > 0);
assert(n_num <= max_n_num);
assert(c_ptr->nodes[n_num] == 0);
@ -149,12 +149,12 @@ void cluster_attach_node(struct cluster *c_ptr, struct node *n_ptr)
}
/**
* cluster_select_router - select router to a cluster
* tipc_cltr_select_router - select router to a cluster
*
* Uses deterministic and fair algorithm.
*/
u32 cluster_select_router(struct cluster *c_ptr, u32 ref)
u32 tipc_cltr_select_router(struct cluster *c_ptr, u32 ref)
{
u32 n_num;
u32 ulim = c_ptr->highest_node;
@ -174,29 +174,29 @@ u32 cluster_select_router(struct cluster *c_ptr, u32 ref)
/* Lookup upwards with wrap-around */
do {
if (node_is_up(c_ptr->nodes[n_num]))
if (tipc_node_is_up(c_ptr->nodes[n_num]))
break;
} while (++n_num <= ulim);
if (n_num > ulim) {
n_num = 1;
do {
if (node_is_up(c_ptr->nodes[n_num]))
if (tipc_node_is_up(c_ptr->nodes[n_num]))
break;
} while (++n_num < tstart);
if (n_num == tstart)
return 0;
}
assert(n_num <= ulim);
return node_select_router(c_ptr->nodes[n_num], ref);
return tipc_node_select_router(c_ptr->nodes[n_num], ref);
}
/**
* cluster_select_node - select destination node within a remote cluster
* tipc_cltr_select_node - select destination node within a remote cluster
*
* Uses deterministic and fair algorithm.
*/
struct node *cluster_select_node(struct cluster *c_ptr, u32 selector)
struct node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector)
{
u32 n_num;
u32 mask = tipc_max_nodes;
@ -215,11 +215,11 @@ struct node *cluster_select_node(struct cluster *c_ptr, u32 selector)
/* Lookup upwards with wrap-around */
for (n_num = start_entry; n_num <= c_ptr->highest_node; n_num++) {
if (node_has_active_links(c_ptr->nodes[n_num]))
if (tipc_node_has_active_links(c_ptr->nodes[n_num]))
return c_ptr->nodes[n_num];
}
for (n_num = 1; n_num < start_entry; n_num++) {
if (node_has_active_links(c_ptr->nodes[n_num]))
if (tipc_node_has_active_links(c_ptr->nodes[n_num]))
return c_ptr->nodes[n_num];
}
return 0;
@ -229,7 +229,7 @@ struct node *cluster_select_node(struct cluster *c_ptr, u32 selector)
* Routing table management: See description in node.c
*/
struct sk_buff *cluster_prepare_routing_msg(u32 data_size, u32 dest)
struct sk_buff *tipc_cltr_prepare_routing_msg(u32 data_size, u32 dest)
{
u32 size = INT_H_SIZE + data_size;
struct sk_buff *buf = buf_acquire(size);
@ -243,39 +243,39 @@ struct sk_buff *cluster_prepare_routing_msg(u32 data_size, u32 dest)
return buf;
}
void cluster_bcast_new_route(struct cluster *c_ptr, u32 dest,
void tipc_cltr_bcast_new_route(struct cluster *c_ptr, u32 dest,
u32 lower, u32 upper)
{
struct sk_buff *buf = cluster_prepare_routing_msg(0, c_ptr->addr);
struct sk_buff *buf = tipc_cltr_prepare_routing_msg(0, c_ptr->addr);
struct tipc_msg *msg;
if (buf) {
msg = buf_msg(buf);
msg_set_remote_node(msg, dest);
msg_set_type(msg, ROUTE_ADDITION);
cluster_multicast(c_ptr, buf, lower, upper);
tipc_cltr_multicast(c_ptr, buf, lower, upper);
} else {
warn("Memory squeeze: broadcast of new route failed\n");
}
}
void cluster_bcast_lost_route(struct cluster *c_ptr, u32 dest,
u32 lower, u32 upper)
void tipc_cltr_bcast_lost_route(struct cluster *c_ptr, u32 dest,
u32 lower, u32 upper)
{
struct sk_buff *buf = cluster_prepare_routing_msg(0, c_ptr->addr);
struct sk_buff *buf = tipc_cltr_prepare_routing_msg(0, c_ptr->addr);
struct tipc_msg *msg;
if (buf) {
msg = buf_msg(buf);
msg_set_remote_node(msg, dest);
msg_set_type(msg, ROUTE_REMOVAL);
cluster_multicast(c_ptr, buf, lower, upper);
tipc_cltr_multicast(c_ptr, buf, lower, upper);
} else {
warn("Memory squeeze: broadcast of lost route failed\n");
}
}
void cluster_send_slave_routes(struct cluster *c_ptr, u32 dest)
void tipc_cltr_send_slave_routes(struct cluster *c_ptr, u32 dest)
{
struct sk_buff *buf;
struct tipc_msg *msg;
@ -288,21 +288,21 @@ void cluster_send_slave_routes(struct cluster *c_ptr, u32 dest)
assert(in_own_cluster(c_ptr->addr));
if (highest <= LOWEST_SLAVE)
return;
buf = cluster_prepare_routing_msg(highest - LOWEST_SLAVE + 1,
c_ptr->addr);
buf = tipc_cltr_prepare_routing_msg(highest - LOWEST_SLAVE + 1,
c_ptr->addr);
if (buf) {
msg = buf_msg(buf);
msg_set_remote_node(msg, c_ptr->addr);
msg_set_type(msg, SLAVE_ROUTING_TABLE);
for (n_num = LOWEST_SLAVE; n_num <= highest; n_num++) {
if (c_ptr->nodes[n_num] &&
node_has_active_links(c_ptr->nodes[n_num])) {
tipc_node_has_active_links(c_ptr->nodes[n_num])) {
send = 1;
msg_set_dataoctet(msg, n_num);
}
}
if (send)
link_send(buf, dest, dest);
tipc_link_send(buf, dest, dest);
else
buf_discard(buf);
} else {
@ -310,7 +310,7 @@ void cluster_send_slave_routes(struct cluster *c_ptr, u32 dest)
}
}
void cluster_send_ext_routes(struct cluster *c_ptr, u32 dest)
void tipc_cltr_send_ext_routes(struct cluster *c_ptr, u32 dest)
{
struct sk_buff *buf;
struct tipc_msg *msg;
@ -323,20 +323,20 @@ void cluster_send_ext_routes(struct cluster *c_ptr, u32 dest)
assert(!is_slave(dest));
assert(in_own_cluster(dest));
highest = c_ptr->highest_node;
buf = cluster_prepare_routing_msg(highest + 1, c_ptr->addr);
buf = tipc_cltr_prepare_routing_msg(highest + 1, c_ptr->addr);
if (buf) {
msg = buf_msg(buf);
msg_set_remote_node(msg, c_ptr->addr);
msg_set_type(msg, EXT_ROUTING_TABLE);
for (n_num = 1; n_num <= highest; n_num++) {
if (c_ptr->nodes[n_num] &&
node_has_active_links(c_ptr->nodes[n_num])) {
tipc_node_has_active_links(c_ptr->nodes[n_num])) {
send = 1;
msg_set_dataoctet(msg, n_num);
}
}
if (send)
link_send(buf, dest, dest);
tipc_link_send(buf, dest, dest);
else
buf_discard(buf);
} else {
@ -344,7 +344,7 @@ void cluster_send_ext_routes(struct cluster *c_ptr, u32 dest)
}
}
void cluster_send_local_routes(struct cluster *c_ptr, u32 dest)
void tipc_cltr_send_local_routes(struct cluster *c_ptr, u32 dest)
{
struct sk_buff *buf;
struct tipc_msg *msg;
@ -354,20 +354,20 @@ void cluster_send_local_routes(struct cluster *c_ptr, u32 dest)
assert(is_slave(dest));
assert(in_own_cluster(c_ptr->addr));
buf = cluster_prepare_routing_msg(highest, c_ptr->addr);
buf = tipc_cltr_prepare_routing_msg(highest, c_ptr->addr);
if (buf) {
msg = buf_msg(buf);
msg_set_remote_node(msg, c_ptr->addr);
msg_set_type(msg, LOCAL_ROUTING_TABLE);
for (n_num = 1; n_num <= highest; n_num++) {
if (c_ptr->nodes[n_num] &&
node_has_active_links(c_ptr->nodes[n_num])) {
tipc_node_has_active_links(c_ptr->nodes[n_num])) {
send = 1;
msg_set_dataoctet(msg, n_num);
}
}
if (send)
link_send(buf, dest, dest);
tipc_link_send(buf, dest, dest);
else
buf_discard(buf);
} else {
@ -375,7 +375,7 @@ void cluster_send_local_routes(struct cluster *c_ptr, u32 dest)
}
}
void cluster_recv_routing_table(struct sk_buff *buf)
void tipc_cltr_recv_routing_table(struct sk_buff *buf)
{
struct tipc_msg *msg = buf_msg(buf);
struct cluster *c_ptr;
@ -388,9 +388,9 @@ void cluster_recv_routing_table(struct sk_buff *buf)
u32 c_num;
u32 n_num;
c_ptr = cluster_find(rem_node);
c_ptr = tipc_cltr_find(rem_node);
if (!c_ptr) {
c_ptr = cluster_create(rem_node);
c_ptr = tipc_cltr_create(rem_node);
if (!c_ptr) {
buf_discard(buf);
return;
@ -412,10 +412,10 @@ void cluster_recv_routing_table(struct sk_buff *buf)
u32 addr = tipc_addr(z_num, c_num, n_num);
n_ptr = c_ptr->nodes[n_num];
if (!n_ptr) {
n_ptr = node_create(addr);
n_ptr = tipc_node_create(addr);
}
if (n_ptr)
node_add_router(n_ptr, router);
tipc_node_add_router(n_ptr, router);
}
}
break;
@ -428,10 +428,10 @@ void cluster_recv_routing_table(struct sk_buff *buf)
u32 addr = tipc_addr(z_num, c_num, slave_num);
n_ptr = c_ptr->nodes[slave_num];
if (!n_ptr) {
n_ptr = node_create(addr);
n_ptr = tipc_node_create(addr);
}
if (n_ptr)
node_add_router(n_ptr, router);
tipc_node_add_router(n_ptr, router);
}
}
break;
@ -445,9 +445,9 @@ void cluster_recv_routing_table(struct sk_buff *buf)
}
n_ptr = c_ptr->nodes[tipc_node(rem_node)];
if (!n_ptr)
n_ptr = node_create(rem_node);
n_ptr = tipc_node_create(rem_node);
if (n_ptr)
node_add_router(n_ptr, router);
tipc_node_add_router(n_ptr, router);
break;
case ROUTE_REMOVAL:
if (!is_slave(tipc_own_addr)) {
@ -459,7 +459,7 @@ void cluster_recv_routing_table(struct sk_buff *buf)
}
n_ptr = c_ptr->nodes[tipc_node(rem_node)];
if (n_ptr)
node_remove_router(n_ptr, router);
tipc_node_remove_router(n_ptr, router);
break;
default:
assert(!"Illegal routing manager message received\n");
@ -467,7 +467,7 @@ void cluster_recv_routing_table(struct sk_buff *buf)
buf_discard(buf);
}
void cluster_remove_as_router(struct cluster *c_ptr, u32 router)
void tipc_cltr_remove_as_router(struct cluster *c_ptr, u32 router)
{
u32 start_entry;
u32 tstop;
@ -486,17 +486,17 @@ void cluster_remove_as_router(struct cluster *c_ptr, u32 router)
for (n_num = start_entry; n_num <= tstop; n_num++) {
if (c_ptr->nodes[n_num]) {
node_remove_router(c_ptr->nodes[n_num], router);
tipc_node_remove_router(c_ptr->nodes[n_num], router);
}
}
}
/**
* cluster_multicast - multicast message to local nodes
* tipc_cltr_multicast - multicast message to local nodes
*/
void cluster_multicast(struct cluster *c_ptr, struct sk_buff *buf,
u32 lower, u32 upper)
void tipc_cltr_multicast(struct cluster *c_ptr, struct sk_buff *buf,
u32 lower, u32 upper)
{
struct sk_buff *buf_copy;
struct node *n_ptr;
@ -505,9 +505,9 @@ void cluster_multicast(struct cluster *c_ptr, struct sk_buff *buf,
assert(lower <= upper);
assert(((lower >= 1) && (lower <= tipc_max_nodes)) ||
((lower >= LOWEST_SLAVE) && (lower <= highest_allowed_slave)));
((lower >= LOWEST_SLAVE) && (lower <= tipc_highest_allowed_slave)));
assert(((upper >= 1) && (upper <= tipc_max_nodes)) ||
((upper >= LOWEST_SLAVE) && (upper <= highest_allowed_slave)));
((upper >= LOWEST_SLAVE) && (upper <= tipc_highest_allowed_slave)));
assert(in_own_cluster(c_ptr->addr));
tstop = is_slave(upper) ? c_ptr->highest_slave : c_ptr->highest_node;
@ -515,22 +515,22 @@ void cluster_multicast(struct cluster *c_ptr, struct sk_buff *buf,
tstop = upper;
for (n_num = lower; n_num <= tstop; n_num++) {
n_ptr = c_ptr->nodes[n_num];
if (n_ptr && node_has_active_links(n_ptr)) {
if (n_ptr && tipc_node_has_active_links(n_ptr)) {
buf_copy = skb_copy(buf, GFP_ATOMIC);
if (buf_copy == NULL)
break;
msg_set_destnode(buf_msg(buf_copy), n_ptr->addr);
link_send(buf_copy, n_ptr->addr, n_ptr->addr);
tipc_link_send(buf_copy, n_ptr->addr, n_ptr->addr);
}
}
buf_discard(buf);
}
/**
* cluster_broadcast - broadcast message to all nodes within cluster
* tipc_cltr_broadcast - broadcast message to all nodes within cluster
*/
void cluster_broadcast(struct sk_buff *buf)
void tipc_cltr_broadcast(struct sk_buff *buf)
{
struct sk_buff *buf_copy;
struct cluster *c_ptr;
@ -541,7 +541,7 @@ void cluster_broadcast(struct sk_buff *buf)
u32 node_type;
if (tipc_mode == TIPC_NET_MODE) {
c_ptr = cluster_find(tipc_own_addr);
c_ptr = tipc_cltr_find(tipc_own_addr);
assert(in_own_cluster(c_ptr->addr)); /* For now */
/* Send to standard nodes, then repeat loop sending to slaves */
@ -550,14 +550,14 @@ void cluster_broadcast(struct sk_buff *buf)
for (node_type = 1; node_type <= 2; node_type++) {
for (n_num = tstart; n_num <= tstop; n_num++) {
n_ptr = c_ptr->nodes[n_num];
if (n_ptr && node_has_active_links(n_ptr)) {
if (n_ptr && tipc_node_has_active_links(n_ptr)) {
buf_copy = skb_copy(buf, GFP_ATOMIC);
if (buf_copy == NULL)
goto exit;
msg_set_destnode(buf_msg(buf_copy),
n_ptr->addr);
link_send(buf_copy, n_ptr->addr,
n_ptr->addr);
tipc_link_send(buf_copy, n_ptr->addr,
n_ptr->addr);
}
}
tstart = LOWEST_SLAVE;
@ -568,9 +568,9 @@ exit:
buf_discard(buf);
}
int cluster_init(void)
int tipc_cltr_init(void)
{
highest_allowed_slave = LOWEST_SLAVE + tipc_max_slaves;
return cluster_create(tipc_own_addr) ? TIPC_OK : -ENOMEM;
tipc_highest_allowed_slave = LOWEST_SLAVE + tipc_max_slaves;
return tipc_cltr_create(tipc_own_addr) ? TIPC_OK : -ENOMEM;
}

40
net/tipc/cluster.h
View File

@ -60,29 +60,29 @@ struct cluster {
};
extern struct node **local_nodes;
extern u32 highest_allowed_slave;
extern struct node_map cluster_bcast_nodes;
extern struct node **tipc_local_nodes;
extern u32 tipc_highest_allowed_slave;
extern struct node_map tipc_cltr_bcast_nodes;
void cluster_remove_as_router(struct cluster *c_ptr, u32 router);
void cluster_send_ext_routes(struct cluster *c_ptr, u32 dest);
struct node *cluster_select_node(struct cluster *c_ptr, u32 selector);
u32 cluster_select_router(struct cluster *c_ptr, u32 ref);
void cluster_recv_routing_table(struct sk_buff *buf);
struct cluster *cluster_create(u32 addr);
void cluster_delete(struct cluster *c_ptr);
void cluster_attach_node(struct cluster *c_ptr, struct node *n_ptr);
void cluster_send_slave_routes(struct cluster *c_ptr, u32 dest);
void cluster_broadcast(struct sk_buff *buf);
int cluster_init(void);
u32 cluster_next_node(struct cluster *c_ptr, u32 addr);
void cluster_bcast_new_route(struct cluster *c_ptr, u32 dest, u32 lo, u32 hi);
void cluster_send_local_routes(struct cluster *c_ptr, u32 dest);
void cluster_bcast_lost_route(struct cluster *c_ptr, u32 dest, u32 lo, u32 hi);
void tipc_cltr_remove_as_router(struct cluster *c_ptr, u32 router);
void tipc_cltr_send_ext_routes(struct cluster *c_ptr, u32 dest);
struct node *tipc_cltr_select_node(struct cluster *c_ptr, u32 selector);
u32 tipc_cltr_select_router(struct cluster *c_ptr, u32 ref);
void tipc_cltr_recv_routing_table(struct sk_buff *buf);
struct cluster *tipc_cltr_create(u32 addr);
void tipc_cltr_delete(struct cluster *c_ptr);
void tipc_cltr_attach_node(struct cluster *c_ptr, struct node *n_ptr);
void tipc_cltr_send_slave_routes(struct cluster *c_ptr, u32 dest);
void tipc_cltr_broadcast(struct sk_buff *buf);
int tipc_cltr_init(void);
u32 tipc_cltr_next_node(struct cluster *c_ptr, u32 addr);
void tipc_cltr_bcast_new_route(struct cluster *c_ptr, u32 dest, u32 lo, u32 hi);
void tipc_cltr_send_local_routes(struct cluster *c_ptr, u32 dest);
void tipc_cltr_bcast_lost_route(struct cluster *c_ptr, u32 dest, u32 lo, u32 hi);
static inline struct cluster *cluster_find(u32 addr)
static inline struct cluster *tipc_cltr_find(u32 addr)
{
struct _zone *z_ptr = zone_find(addr);
struct _zone *z_ptr = tipc_zone_find(addr);
if (z_ptr)
return z_ptr->clusters[1];

218
net/tipc/config.c
View File

@ -70,13 +70,13 @@ static int req_tlv_space; /* request message TLV area size */
static int rep_headroom; /* reply message headroom to use */
void cfg_link_event(u32 addr, char *name, int up)
void tipc_cfg_link_event(u32 addr, char *name, int up)
{
/* TIPC DOESN'T HANDLE LINK EVENT SUBSCRIPTIONS AT THE MOMENT */
}
struct sk_buff *cfg_reply_alloc(int payload_size)
struct sk_buff *tipc_cfg_reply_alloc(int payload_size)
{
struct sk_buff *buf;
@ -86,14 +86,14 @@ struct sk_buff *cfg_reply_alloc(int payload_size)
return buf;
}
int cfg_append_tlv(struct sk_buff *buf, int tlv_type,
void *tlv_data, int tlv_data_size)
int tipc_cfg_append_tlv(struct sk_buff *buf, int tlv_type,
void *tlv_data, int tlv_data_size)
{
struct tlv_desc *tlv = (struct tlv_desc *)buf->tail;
int new_tlv_space = TLV_SPACE(tlv_data_size);
if (skb_tailroom(buf) < new_tlv_space) {
dbg("cfg_append_tlv unable to append TLV\n");
dbg("tipc_cfg_append_tlv unable to append TLV\n");
return 0;
}
skb_put(buf, new_tlv_space);
@ -104,28 +104,28 @@ int cfg_append_tlv(struct sk_buff *buf, int tlv_type,
return 1;
}
struct sk_buff *cfg_reply_unsigned_type(u16 tlv_type, u32 value)
struct sk_buff *tipc_cfg_reply_unsigned_type(u16 tlv_type, u32 value)
{
struct sk_buff *buf;
u32 value_net;
buf = cfg_reply_alloc(TLV_SPACE(sizeof(value)));
buf = tipc_cfg_reply_alloc(TLV_SPACE(sizeof(value)));
if (buf) {
value_net = htonl(value);
cfg_append_tlv(buf, tlv_type, &value_net,
sizeof(value_net));
tipc_cfg_append_tlv(buf, tlv_type, &value_net,
sizeof(value_net));
}
return buf;
}
struct sk_buff *cfg_reply_string_type(u16 tlv_type, char *string)
struct sk_buff *tipc_cfg_reply_string_type(u16 tlv_type, char *string)
{
struct sk_buff *buf;
int string_len = strlen(string) + 1;
buf = cfg_reply_alloc(TLV_SPACE(string_len));
buf = tipc_cfg_reply_alloc(TLV_SPACE(string_len));
if (buf)
cfg_append_tlv(buf, tlv_type, string, string_len);
tipc_cfg_append_tlv(buf, tlv_type, string, string_len);
return buf;
}
@ -246,7 +246,7 @@ static void cfg_cmd_event(struct tipc_cmd_msg *msg,
exit:
rmsg.result_len = htonl(msg_sect[1].iov_len);
rmsg.retval = htonl(rv);
cfg_respond(msg_sect, 2u, orig);
tipc_cfg_respond(msg_sect, 2u, orig);
}
#endif
@ -255,26 +255,26 @@ static struct sk_buff *cfg_enable_bearer(void)
struct tipc_bearer_config *args;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_BEARER_CONFIG))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
args = (struct tipc_bearer_config *)TLV_DATA(req_tlv_area);
if (tipc_enable_bearer(args->name,
ntohl(args->detect_scope),
ntohl(args->priority)))
return cfg_reply_error_string("unable to enable bearer");
return tipc_cfg_reply_error_string("unable to enable bearer");
return cfg_reply_none();
return tipc_cfg_reply_none();
}
static struct sk_buff *cfg_disable_bearer(void)
{
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_BEARER_NAME))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
if (tipc_disable_bearer((char *)TLV_DATA(req_tlv_area)))
return cfg_reply_error_string("unable to disable bearer");
return tipc_cfg_reply_error_string("unable to disable bearer");
return cfg_reply_none();
return tipc_cfg_reply_none();
}
static struct sk_buff *cfg_set_own_addr(void)
@ -282,25 +282,25 @@ static struct sk_buff *cfg_set_own_addr(void)
u32 addr;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_NET_ADDR))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
addr = *(u32 *)TLV_DATA(req_tlv_area);
addr = ntohl(addr);
if (addr == tipc_own_addr)
return cfg_reply_none();
if (!addr_node_valid(addr))
return cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (node address)");
return tipc_cfg_reply_none();
if (!tipc_addr_node_valid(addr))
return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (node address)");
if (tipc_own_addr)
return cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (cannot change node address once assigned)");
return tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (cannot change node address once assigned)");
spin_unlock_bh(&config_lock);
stop_net();
tipc_core_stop_net();
tipc_own_addr = addr;
start_net();
tipc_core_start_net();
spin_lock_bh(&config_lock);
return cfg_reply_none();
return tipc_cfg_reply_none();
}
static struct sk_buff *cfg_set_remote_mng(void)
@ -308,12 +308,12 @@ static struct sk_buff *cfg_set_remote_mng(void)
u32 value;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
value = *(u32 *)TLV_DATA(req_tlv_area);
value = ntohl(value);
tipc_remote_management = (value != 0);
return cfg_reply_none();
return tipc_cfg_reply_none();
}
static struct sk_buff *cfg_set_max_publications(void)
@ -321,15 +321,15 @@ static struct sk_buff *cfg_set_max_publications(void)
u32 value;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
value = *(u32 *)TLV_DATA(req_tlv_area);
value = ntohl(value);
if (value != delimit(value, 1, 65535))
return cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (max publications must be 1-65535)");
return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (max publications must be 1-65535)");
tipc_max_publications = value;
return cfg_reply_none();
return tipc_cfg_reply_none();
}
static struct sk_buff *cfg_set_max_subscriptions(void)
@ -337,15 +337,15 @@ static struct sk_buff *cfg_set_max_subscriptions(void)
u32 value;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
value = *(u32 *)TLV_DATA(req_tlv_area);
value = ntohl(value);
if (value != delimit(value, 1, 65535))
return cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (max subscriptions must be 1-65535");
return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (max subscriptions must be 1-65535");
tipc_max_subscriptions = value;
return cfg_reply_none();
return tipc_cfg_reply_none();
}
static struct sk_buff *cfg_set_max_ports(void)
@ -354,31 +354,31 @@ static struct sk_buff *cfg_set_max_ports(void)
u32 value;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
value = *(u32 *)TLV_DATA(req_tlv_area);
value = ntohl(value);
if (value != delimit(value, 127, 65535))
return cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (max ports must be 127-65535)");
return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (max ports must be 127-65535)");
if (value == tipc_max_ports)
return cfg_reply_none();
return tipc_cfg_reply_none();
if (atomic_read(&tipc_user_count) > 2)
return cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (cannot change max ports while TIPC users exist)");
return tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (cannot change max ports while TIPC users exist)");
spin_unlock_bh(&config_lock);
orig_mode = tipc_get_mode();
if (orig_mode == TIPC_NET_MODE)
stop_net();
stop_core();
tipc_core_stop_net();
tipc_core_stop();
tipc_max_ports = value;
start_core();
tipc_core_start();
if (orig_mode == TIPC_NET_MODE)
start_net();
tipc_core_start_net();
spin_lock_bh(&config_lock);
return cfg_reply_none();
return tipc_cfg_reply_none();
}
static struct sk_buff *set_net_max(int value, int *parameter)
@ -388,13 +388,13 @@ static struct sk_buff *set_net_max(int value, int *parameter)
if (value != *parameter) {
orig_mode = tipc_get_mode();
if (orig_mode == TIPC_NET_MODE)
stop_net();
tipc_core_stop_net();
*parameter = value;
if (orig_mode == TIPC_NET_MODE)
start_net();
tipc_core_start_net();
}
return cfg_reply_none();
return tipc_cfg_reply_none();
}
static struct sk_buff *cfg_set_max_zones(void)
@ -402,12 +402,12 @@ static struct sk_buff *cfg_set_max_zones(void)
u32 value;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
value = *(u32 *)TLV_DATA(req_tlv_area);
value = ntohl(value);
if (value != delimit(value, 1, 255))
return cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (max zones must be 1-255)");
return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (max zones must be 1-255)");
return set_net_max(value, &tipc_max_zones);
}
@ -416,13 +416,13 @@ static struct sk_buff *cfg_set_max_clusters(void)
u32 value;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
value = *(u32 *)TLV_DATA(req_tlv_area);
value = ntohl(value);
if (value != 1)
return cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (max clusters fixed at 1)");
return cfg_reply_none();
return tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (max clusters fixed at 1)");
return tipc_cfg_reply_none();
}
static struct sk_buff *cfg_set_max_nodes(void)
@ -430,12 +430,12 @@ static struct sk_buff *cfg_set_max_nodes(void)
u32 value;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
value = *(u32 *)TLV_DATA(req_tlv_area);
value = ntohl(value);
if (value != delimit(value, 8, 2047))
return cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (max nodes must be 8-2047)");
return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (max nodes must be 8-2047)");
return set_net_max(value, &tipc_max_nodes);
}
@ -444,13 +444,13 @@ static struct sk_buff *cfg_set_max_slaves(void)
u32 value;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
value = *(u32 *)TLV_DATA(req_tlv_area);
value = ntohl(value);
if (value != 0)
return cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (max secondary nodes fixed at 0)");
return cfg_reply_none();
return tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (max secondary nodes fixed at 0)");
return tipc_cfg_reply_none();
}
static struct sk_buff *cfg_set_netid(void)
@ -458,22 +458,22 @@ static struct sk_buff *cfg_set_netid(void)
u32 value;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
value = *(u32 *)TLV_DATA(req_tlv_area);
value = ntohl(value);
if (value != delimit(value, 1, 9999))
return cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (network id must be 1-9999)");
return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (network id must be 1-9999)");
if (tipc_own_addr)
return cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (cannot change network id once part of network)");
return tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (cannot change network id once part of network)");
return set_net_max(value, &tipc_net_id);
}
struct sk_buff *cfg_do_cmd(u32 orig_node, u16 cmd, const void *request_area,
int request_space, int reply_headroom)
struct sk_buff *tipc_cfg_do_cmd(u32 orig_node, u16 cmd, const void *request_area,
int request_space, int reply_headroom)
{
struct sk_buff *rep_tlv_buf;
@ -490,19 +490,19 @@ struct sk_buff *cfg_do_cmd(u32 orig_node, u16 cmd, const void *request_area,
if (likely(orig_node == tipc_own_addr)) {
/* command is permitted */
} else if (cmd >= 0x8000) {
rep_tlv_buf = cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (cannot be done remotely)");
rep_tlv_buf = tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (cannot be done remotely)");
goto exit;
} else if (!tipc_remote_management) {
rep_tlv_buf = cfg_reply_error_string(TIPC_CFG_NO_REMOTE);
rep_tlv_buf = tipc_cfg_reply_error_string(TIPC_CFG_NO_REMOTE);
goto exit;
}
else if (cmd >= 0x4000) {
u32 domain = 0;
if ((nametbl_translate(TIPC_ZM_SRV, 0, &domain) == 0) ||
if ((tipc_nametbl_translate(TIPC_ZM_SRV, 0, &domain) == 0) ||
(domain != orig_node)) {
rep_tlv_buf = cfg_reply_error_string(TIPC_CFG_NOT_ZONE_MSTR);
rep_tlv_buf = tipc_cfg_reply_error_string(TIPC_CFG_NOT_ZONE_MSTR);
goto exit;
}
}
@ -511,50 +511,50 @@ struct sk_buff *cfg_do_cmd(u32 orig_node, u16 cmd, const void *request_area,
switch (cmd) {
case TIPC_CMD_NOOP:
rep_tlv_buf = cfg_reply_none();
rep_tlv_buf = tipc_cfg_reply_none();
break;
case TIPC_CMD_GET_NODES:
rep_tlv_buf = node_get_nodes(req_tlv_area, req_tlv_space);
rep_tlv_buf = tipc_node_get_nodes(req_tlv_area, req_tlv_space);
break;
case TIPC_CMD_GET_LINKS:
rep_tlv_buf = node_get_links(req_tlv_area, req_tlv_space);
rep_tlv_buf = tipc_node_get_links(req_tlv_area, req_tlv_space);
break;
case TIPC_CMD_SHOW_LINK_STATS:
rep_tlv_buf = link_cmd_show_stats(req_tlv_area, req_tlv_space);
rep_tlv_buf = tipc_link_cmd_show_stats(req_tlv_area, req_tlv_space);
break;
case TIPC_CMD_RESET_LINK_STATS:
rep_tlv_buf = link_cmd_reset_stats(req_tlv_area, req_tlv_space);
rep_tlv_buf = tipc_link_cmd_reset_stats(req_tlv_area, req_tlv_space);
break;
case TIPC_CMD_SHOW_NAME_TABLE:
rep_tlv_buf = nametbl_get(req_tlv_area, req_tlv_space);
rep_tlv_buf = tipc_nametbl_get(req_tlv_area, req_tlv_space);
break;
case TIPC_CMD_GET_BEARER_NAMES:
rep_tlv_buf = bearer_get_names();
rep_tlv_buf = tipc_bearer_get_names();
break;
case TIPC_CMD_GET_MEDIA_NAMES:
rep_tlv_buf = media_get_names();
rep_tlv_buf = tipc_media_get_names();
break;
case TIPC_CMD_SHOW_PORTS:
rep_tlv_buf = port_get_ports();
rep_tlv_buf = tipc_port_get_ports();
break;
#if 0
case TIPC_CMD_SHOW_PORT_STATS:
rep_tlv_buf = port_show_stats(req_tlv_area, req_tlv_space);
break;
case TIPC_CMD_RESET_PORT_STATS:
rep_tlv_buf = cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED);
rep_tlv_buf = tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED);
break;
#endif
case TIPC_CMD_SET_LOG_SIZE:
rep_tlv_buf = log_resize(req_tlv_area, req_tlv_space);
rep_tlv_buf = tipc_log_resize(req_tlv_area, req_tlv_space);
break;
case TIPC_CMD_DUMP_LOG:
rep_tlv_buf = log_dump();
rep_tlv_buf = tipc_log_dump();
break;
case TIPC_CMD_SET_LINK_TOL:
case TIPC_CMD_SET_LINK_PRI:
case TIPC_CMD_SET_LINK_WINDOW:
rep_tlv_buf = link_cmd_config(req_tlv_area, req_tlv_space, cmd);
rep_tlv_buf = tipc_link_cmd_config(req_tlv_area, req_tlv_space, cmd);
break;
case TIPC_CMD_ENABLE_BEARER:
rep_tlv_buf = cfg_enable_bearer();
@ -593,31 +593,31 @@ struct sk_buff *cfg_do_cmd(u32 orig_node, u16 cmd, const void *request_area,
rep_tlv_buf = cfg_set_netid();
break;
case TIPC_CMD_GET_REMOTE_MNG:
rep_tlv_buf = cfg_reply_unsigned(tipc_remote_management);
rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_remote_management);
break;
case TIPC_CMD_GET_MAX_PORTS:
rep_tlv_buf = cfg_reply_unsigned(tipc_max_ports);
rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_max_ports);
break;
case TIPC_CMD_GET_MAX_PUBL:
rep_tlv_buf = cfg_reply_unsigned(tipc_max_publications);
rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_max_publications);
break;
case TIPC_CMD_GET_MAX_SUBSCR:
rep_tlv_buf = cfg_reply_unsigned(tipc_max_subscriptions);
rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_max_subscriptions);
break;
case TIPC_CMD_GET_MAX_ZONES:
rep_tlv_buf = cfg_reply_unsigned(tipc_max_zones);
rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_max_zones);
break;
case TIPC_CMD_GET_MAX_CLUSTERS:
rep_tlv_buf = cfg_reply_unsigned(tipc_max_clusters);
rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_max_clusters);
break;
case TIPC_CMD_GET_MAX_NODES:
rep_tlv_buf = cfg_reply_unsigned(tipc_max_nodes);
rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_max_nodes);
break;
case TIPC_CMD_GET_MAX_SLAVES:
rep_tlv_buf = cfg_reply_unsigned(tipc_max_slaves);
rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_max_slaves);
break;
case TIPC_CMD_GET_NETID:
rep_tlv_buf = cfg_reply_unsigned(tipc_net_id);
rep_tlv_buf = tipc_cfg_reply_unsigned(tipc_net_id);
break;
default:
rep_tlv_buf = NULL;
@ -655,11 +655,11 @@ static void cfg_named_msg_event(void *userdata,
/* Generate reply for request (if can't, return request) */
rep_buf = cfg_do_cmd(orig->node,
ntohs(req_hdr->tcm_type),
msg + sizeof(*req_hdr),
size - sizeof(*req_hdr),
BUF_HEADROOM + MAX_H_SIZE + sizeof(*rep_hdr));
rep_buf = tipc_cfg_do_cmd(orig->node,
ntohs(req_hdr->tcm_type),
msg + sizeof(*req_hdr),
size - sizeof(*req_hdr),
BUF_HEADROOM + MAX_H_SIZE + sizeof(*rep_hdr));
if (rep_buf) {
skb_push(rep_buf, sizeof(*rep_hdr));
rep_hdr = (struct tipc_cfg_msg_hdr *)rep_buf->data;
@ -675,7 +675,7 @@ static void cfg_named_msg_event(void *userdata,
tipc_send_buf2port(port_ref, orig, rep_buf, rep_buf->len);
}
int cfg_init(void)
int tipc_cfg_init(void)
{
struct tipc_name_seq seq;
int res;
@ -696,7 +696,7 @@ int cfg_init(void)
seq.type = TIPC_CFG_SRV;
seq.lower = seq.upper = tipc_own_addr;
res = nametbl_publish_rsv(mng.port_ref, TIPC_ZONE_SCOPE, &seq);
res = tipc_nametbl_publish_rsv(mng.port_ref, TIPC_ZONE_SCOPE, &seq);
if (res)
goto failed;
@ -709,7 +709,7 @@ failed:
return res;
}
void cfg_stop(void)
void tipc_cfg_stop(void)
{
if (mng.user_ref) {
tipc_detach(mng.user_ref);

38
net/tipc/config.h
View File

@ -42,38 +42,38 @@
#include "core.h"
#include "link.h"
struct sk_buff *cfg_reply_alloc(int payload_size);
int cfg_append_tlv(struct sk_buff *buf, int tlv_type,
void *tlv_data, int tlv_data_size);
struct sk_buff *cfg_reply_unsigned_type(u16 tlv_type, u32 value);
struct sk_buff *cfg_reply_string_type(u16 tlv_type, char *string);
struct sk_buff *tipc_cfg_reply_alloc(int payload_size);
int tipc_cfg_append_tlv(struct sk_buff *buf, int tlv_type,
void *tlv_data, int tlv_data_size);
struct sk_buff *tipc_cfg_reply_unsigned_type(u16 tlv_type, u32 value);
struct sk_buff *tipc_cfg_reply_string_type(u16 tlv_type, char *string);
static inline struct sk_buff *cfg_reply_none(void)
static inline struct sk_buff *tipc_cfg_reply_none(void)
{
return cfg_reply_alloc(0);
return tipc_cfg_reply_alloc(0);
}
static inline struct sk_buff *cfg_reply_unsigned(u32 value)
static inline struct sk_buff *tipc_cfg_reply_unsigned(u32 value)
{
return cfg_reply_unsigned_type(TIPC_TLV_UNSIGNED, value);
return tipc_cfg_reply_unsigned_type(TIPC_TLV_UNSIGNED, value);
}
static inline struct sk_buff *cfg_reply_error_string(char *string)
static inline struct sk_buff *tipc_cfg_reply_error_string(char *string)
{
return cfg_reply_string_type(TIPC_TLV_ERROR_STRING, string);
return tipc_cfg_reply_string_type(TIPC_TLV_ERROR_STRING, string);
}
static inline struct sk_buff *cfg_reply_ultra_string(char *string)
static inline struct sk_buff *tipc_cfg_reply_ultra_string(char *string)
{
return cfg_reply_string_type(TIPC_TLV_ULTRA_STRING, string);
return tipc_cfg_reply_string_type(TIPC_TLV_ULTRA_STRING, string);
}
struct sk_buff *cfg_do_cmd(u32 orig_node, u16 cmd,
const void *req_tlv_area, int req_tlv_space,
int headroom);
struct sk_buff *tipc_cfg_do_cmd(u32 orig_node, u16 cmd,
const void *req_tlv_area, int req_tlv_space,
int headroom);
void cfg_link_event(u32 addr, char *name, int up);
int cfg_init(void);
void cfg_stop(void);
void tipc_cfg_link_event(u32 addr, char *name, int up);
int tipc_cfg_init(void);
void tipc_cfg_stop(void);
#endif

86
net/tipc/core.c
View File

@ -48,14 +48,14 @@
#include "subscr.h"
#include "config.h"
int eth_media_start(void);
void eth_media_stop(void);
int handler_start(void);
void handler_stop(void);
int socket_init(void);
void socket_stop(void);
int netlink_start(void);
void netlink_stop(void);
int tipc_eth_media_start(void);
void tipc_eth_media_stop(void);
int tipc_handler_start(void);
void tipc_handler_stop(void);
int tipc_socket_init(void);
void tipc_socket_stop(void);
int tipc_netlink_start(void);
void tipc_netlink_stop(void);
#define MOD_NAME "tipc_start: "
@ -112,56 +112,56 @@ int tipc_get_mode(void)
}
/**
* stop_net - shut down TIPC networking sub-systems
* tipc_core_stop_net - shut down TIPC networking sub-systems
*/
void stop_net(void)
void tipc_core_stop_net(void)
{
eth_media_stop();
tipc_stop_net();
tipc_eth_media_stop();
tipc_net_stop();
}
/**
* start_net - start TIPC networking sub-systems
*/
int start_net(void)
int tipc_core_start_net(void)
{
int res;
if ((res = tipc_start_net()) ||
(res = eth_media_start())) {
stop_net();
if ((res = tipc_net_start()) ||
(res = tipc_eth_media_start())) {
tipc_core_stop_net();
}
return res;
}
/**
* stop_core - switch TIPC from SINGLE NODE to NOT RUNNING mode
* tipc_core_stop - switch TIPC from SINGLE NODE to NOT RUNNING mode
*/
void stop_core(void)
void tipc_core_stop(void)
{
if (tipc_mode != TIPC_NODE_MODE)
return;
tipc_mode = TIPC_NOT_RUNNING;
netlink_stop();
handler_stop();
cfg_stop();
subscr_stop();
reg_stop();
nametbl_stop();
ref_table_stop();
socket_stop();
tipc_netlink_stop();
tipc_handler_stop();
tipc_cfg_stop();
tipc_subscr_stop();
tipc_reg_stop();
tipc_nametbl_stop();
tipc_ref_table_stop();
tipc_socket_stop();
}
/**
* start_core - switch TIPC from NOT RUNNING to SINGLE NODE mode
* tipc_core_start - switch TIPC from NOT RUNNING to SINGLE NODE mode
*/
int start_core(void)
int tipc_core_start(void)
{
int res;
@ -171,16 +171,16 @@ int start_core(void)
get_random_bytes(&tipc_random, sizeof(tipc_random));
tipc_mode = TIPC_NODE_MODE;
if ((res = handler_start()) ||
(res = ref_table_init(tipc_max_ports + tipc_max_subscriptions,
tipc_random)) ||
(res = reg_start()) ||
(res = nametbl_init()) ||
(res = k_signal((Handler)subscr_start, 0)) ||
(res = k_signal((Handler)cfg_init, 0)) ||
(res = netlink_start()) ||
(res = socket_init())) {
stop_core();
if ((res = tipc_handler_start()) ||
(res = tipc_ref_table_init(tipc_max_ports + tipc_max_subscriptions,
tipc_random)) ||
(res = tipc_reg_start()) ||
(res = tipc_nametbl_init()) ||
(res = tipc_k_signal((Handler)tipc_subscr_start, 0)) ||
(res = tipc_k_signal((Handler)tipc_cfg_init, 0)) ||
(res = tipc_netlink_start()) ||
(res = tipc_socket_init())) {
tipc_core_stop();
}
return res;
}
@ -190,7 +190,7 @@ static int __init tipc_init(void)
{
int res;
log_reinit(CONFIG_TIPC_LOG);
tipc_log_reinit(CONFIG_TIPC_LOG);
info("Activated (compiled " __DATE__ " " __TIME__ ")\n");
tipc_own_addr = 0;
@ -204,7 +204,7 @@ static int __init tipc_init(void)
tipc_max_slaves = delimit(CONFIG_TIPC_SLAVE_NODES, 0, 2047);
tipc_net_id = 4711;
if ((res = start_core()))
if ((res = tipc_core_start()))
err("Unable to start in single node mode\n");
else
info("Started in single node mode\n");
@ -213,10 +213,10 @@ static int __init tipc_init(void)
static void __exit tipc_exit(void)
{
stop_net();
stop_core();
tipc_core_stop_net();
tipc_core_stop();
info("Deactivated\n");
log_stop();
tipc_log_stop();
}
module_init(tipc_init);

30
net/tipc/core.h
View File

@ -65,9 +65,9 @@
#define assert(i) BUG_ON(!(i))
struct tipc_msg;
extern struct print_buf *CONS, *LOG;
extern struct print_buf *TEE(struct print_buf *, struct print_buf *);
void msg_print(struct print_buf*,struct tipc_msg *,const char*);
extern struct print_buf *TIPC_CONS, *TIPC_LOG;
extern struct print_buf *TIPC_TEE(struct print_buf *, struct print_buf *);
void tipc_msg_print(struct print_buf*,struct tipc_msg *,const char*);
void tipc_printf(struct print_buf *, const char *fmt, ...);
void tipc_dump(struct print_buf*,const char *fmt, ...);
@ -84,7 +84,7 @@ void tipc_dump(struct print_buf*,const char *fmt, ...);
#define info(fmt, arg...) tipc_printf(TIPC_OUTPUT, KERN_NOTICE "TIPC: " fmt, ## arg)
#define dbg(fmt, arg...) do {if (DBG_OUTPUT) tipc_printf(DBG_OUTPUT, fmt, ## arg);} while(0)
#define msg_dbg(msg, txt) do {if (DBG_OUTPUT) msg_print(DBG_OUTPUT, msg, txt);} while(0)
#define msg_dbg(msg, txt) do {if (DBG_OUTPUT) tipc_msg_print(DBG_OUTPUT, msg, txt);} while(0)
#define dump(fmt, arg...) do {if (DBG_OUTPUT) tipc_dump(DBG_OUTPUT, fmt, ##arg);} while(0)
@ -94,15 +94,15 @@ void tipc_dump(struct print_buf*,const char *fmt, ...);
* here, or on a per .c file basis, by redefining these symbols. The following
* print buffer options are available:
*
* NULL : Output to null print buffer (i.e. print nowhere)
* CONS : Output to system console
* LOG : Output to TIPC log buffer
* &buf : Output to user-defined buffer (struct print_buf *)
* TEE(&buf_a,&buf_b) : Output to two print buffers (eg. TEE(CONS,LOG) )
* NULL : Output to null print buffer (i.e. print nowhere)
* TIPC_CONS : Output to system console
* TIPC_LOG : Output to TIPC log buffer
* &buf : Output to user-defined buffer (struct print_buf *)
* TIPC_TEE(&buf_a,&buf_b) : Output to two print buffers (eg. TIPC_TEE(TIPC_CONS,TIPC_LOG) )
*/
#ifndef TIPC_OUTPUT
#define TIPC_OUTPUT TEE(CONS,LOG)
#define TIPC_OUTPUT TIPC_TEE(TIPC_CONS,TIPC_LOG)
#endif
#ifndef DBG_OUTPUT
@ -167,10 +167,10 @@ extern atomic_t tipc_user_count;
* Routines available to privileged subsystems
*/
extern int start_core(void);
extern void stop_core(void);
extern int start_net(void);
extern void stop_net(void);
extern int tipc_core_start(void);
extern void tipc_core_stop(void);
extern int tipc_core_start_net(void);
extern void tipc_core_stop_net(void);
static inline int delimit(int val, int min, int max)
{
@ -188,7 +188,7 @@ static inline int delimit(int val, int min, int max)
typedef void (*Handler) (unsigned long);
u32 k_signal(Handler routine, unsigned long argument);
u32 tipc_k_signal(Handler routine, unsigned long argument);
/**
* k_init_timer - initialize a timer

112
net/tipc/dbg.c
View File

@ -44,10 +44,10 @@ static char print_string[MAX_STRING];
static spinlock_t print_lock = SPIN_LOCK_UNLOCKED;
static struct print_buf cons_buf = { NULL, 0, NULL, NULL };
struct print_buf *CONS = &cons_buf;
struct print_buf *TIPC_CONS = &cons_buf;
static struct print_buf log_buf = { NULL, 0, NULL, NULL };
struct print_buf *LOG = &log_buf;
struct print_buf *TIPC_LOG = &log_buf;
#define FORMAT(PTR,LEN,FMT) \
@ -66,15 +66,15 @@ struct print_buf *LOG = &log_buf;
* simultaneous use of the print buffer(s) being manipulated.
* 2) tipc_printf() uses 'print_lock' to prevent simultaneous use of
* 'print_string' and to protect its print buffer(s).
* 3) TEE() uses 'print_lock' to protect its print buffer(s).
* 4) Routines of the form log_XXX() uses 'print_lock' to protect LOG.
* 3) TIPC_TEE() uses 'print_lock' to protect its print buffer(s).
* 4) Routines of the form log_XXX() uses 'print_lock' to protect TIPC_LOG.
*/
/**
* printbuf_init - initialize print buffer to empty
* tipc_printbuf_init - initialize print buffer to empty
*/
void printbuf_init(struct print_buf *pb, char *raw, u32 sz)
void tipc_printbuf_init(struct print_buf *pb, char *raw, u32 sz)
{
if (!pb || !raw || (sz < (MAX_STRING + 1)))
return;
@ -87,26 +87,26 @@ void printbuf_init(struct print_buf *pb, char *raw, u32 sz)
}
/**
* printbuf_reset - reinitialize print buffer to empty state
* tipc_printbuf_reset - reinitialize print buffer to empty state
*/
void printbuf_reset(struct print_buf *pb)
void tipc_printbuf_reset(struct print_buf *pb)
{
if (pb && pb->buf)
printbuf_init(pb, pb->buf, pb->size);
tipc_printbuf_init(pb, pb->buf, pb->size);
}
/**
* printbuf_empty - test if print buffer is in empty state
* tipc_printbuf_empty - test if print buffer is in empty state
*/
int printbuf_empty(struct print_buf *pb)
int tipc_printbuf_empty(struct print_buf *pb)
{
return (!pb || !pb->buf || (pb->crs == pb->buf));
}
/**
* printbuf_validate - check for print buffer overflow
* tipc_printbuf_validate - check for print buffer overflow
*
* Verifies that a print buffer has captured all data written to it.
* If data has been lost, linearize buffer and prepend an error message
@ -114,7 +114,7 @@ int printbuf_empty(struct print_buf *pb)
* Returns length of print buffer data string (including trailing NULL)
*/
int printbuf_validate(struct print_buf *pb)
int tipc_printbuf_validate(struct print_buf *pb)
{
char *err = " *** PRINT BUFFER WRAPPED AROUND ***\n";
char *cp_buf;
@ -126,13 +126,13 @@ int printbuf_validate(struct print_buf *pb)
if (pb->buf[pb->size - 1] == '\0') {
cp_buf = kmalloc(pb->size, GFP_ATOMIC);
if (cp_buf != NULL){
printbuf_init(&cb, cp_buf, pb->size);
printbuf_move(&cb, pb);
printbuf_move(pb, &cb);
tipc_printbuf_init(&cb, cp_buf, pb->size);
tipc_printbuf_move(&cb, pb);
tipc_printbuf_move(pb, &cb);
kfree(cp_buf);
memcpy(pb->buf, err, strlen(err));
} else {
printbuf_reset(pb);
tipc_printbuf_reset(pb);
tipc_printf(pb, err);
}
}
@ -140,13 +140,13 @@ int printbuf_validate(struct print_buf *pb)
}
/**
* printbuf_move - move print buffer contents to another print buffer
* tipc_printbuf_move - move print buffer contents to another print buffer
*
* Current contents of destination print buffer (if any) are discarded.
* Source print buffer becomes empty if a successful move occurs.
*/
void printbuf_move(struct print_buf *pb_to, struct print_buf *pb_from)
void tipc_printbuf_move(struct print_buf *pb_to, struct print_buf *pb_from)
{
int len;
@ -156,12 +156,12 @@ void printbuf_move(struct print_buf *pb_to, struct print_buf *pb_from)
return;
if (!pb_from || !pb_from->buf) {
printbuf_reset(pb_to);
tipc_printbuf_reset(pb_to);
return;
}
if (pb_to->size < pb_from->size) {
printbuf_reset(pb_to);
tipc_printbuf_reset(pb_to);
tipc_printf(pb_to, "*** PRINT BUFFER OVERFLOW ***");
return;
}
@ -179,7 +179,7 @@ void printbuf_move(struct print_buf *pb_to, struct print_buf *pb_from)
strcpy(pb_to->crs, pb_from->buf);
pb_to->crs += len;
printbuf_reset(pb_from);
tipc_printbuf_reset(pb_from);
}
/**
@ -199,7 +199,7 @@ void tipc_printf(struct print_buf *pb, const char *fmt, ...)
strcpy(print_string, "*** STRING TOO LONG ***");
while (pb) {
if (pb == CONS)
if (pb == TIPC_CONS)
printk(print_string);
else if (pb->buf) {
chars_left = pb->buf + pb->size - pb->crs - 1;
@ -223,10 +223,10 @@ void tipc_printf(struct print_buf *pb, const char *fmt, ...)
}
/**
* TEE - perform next output operation on both print buffers
* TIPC_TEE - perform next output operation on both print buffers
*/
struct print_buf *TEE(struct print_buf *b0, struct print_buf *b1)
struct print_buf *TIPC_TEE(struct print_buf *b0, struct print_buf *b1)
{
struct print_buf *pb = b0;
@ -294,96 +294,96 @@ void tipc_dump(struct print_buf *pb, const char *fmt, ...)
int len;
spin_lock_bh(&print_lock);
FORMAT(CONS->buf, len, fmt);
printk(CONS->buf);
FORMAT(TIPC_CONS->buf, len, fmt);
printk(TIPC_CONS->buf);
for (; pb; pb = pb->next) {
if (pb == CONS)
if (pb == TIPC_CONS)
continue;
printk("\n---- Start of dump,%s log ----\n\n",
(pb == LOG) ? "global" : "local");
(pb == TIPC_LOG) ? "global" : "local");
printbuf_dump(pb);
printbuf_reset(pb);
tipc_printbuf_reset(pb);
printk("\n-------- End of dump --------\n");
}
spin_unlock_bh(&print_lock);
}
/**
* log_stop - free up TIPC log print buffer
* tipc_log_stop - free up TIPC log print buffer
*/
void log_stop(void)
void tipc_log_stop(void)
{
spin_lock_bh(&print_lock);
if (LOG->buf) {
kfree(LOG->buf);
LOG->buf = NULL;
if (TIPC_LOG->buf) {
kfree(TIPC_LOG->buf);
TIPC_LOG->buf = NULL;
}
spin_unlock_bh(&print_lock);
}
/**
* log_reinit - set TIPC log print buffer to specified size
* tipc_log_reinit - set TIPC log print buffer to specified size
*/
void log_reinit(int log_size)
void tipc_log_reinit(int log_size)
{
log_stop();
tipc_log_stop();
if (log_size) {
if (log_size <= MAX_STRING)
log_size = MAX_STRING + 1;
spin_lock_bh(&print_lock);
printbuf_init(LOG, kmalloc(log_size, GFP_ATOMIC), log_size);
tipc_printbuf_init(TIPC_LOG, kmalloc(log_size, GFP_ATOMIC), log_size);
spin_unlock_bh(&print_lock);
}
}
/**
* log_resize - reconfigure size of TIPC log buffer
* tipc_log_resize - reconfigure size of TIPC log buffer
*/
struct sk_buff *log_resize(const void *req_tlv_area, int req_tlv_space)
struct sk_buff *tipc_log_resize(const void *req_tlv_area, int req_tlv_space)
{
u32 value;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_UNSIGNED))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
value = *(u32 *)TLV_DATA(req_tlv_area);
value = ntohl(value);
if (value != delimit(value, 0, 32768))
return cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (log size must be 0-32768)");
log_reinit(value);
return cfg_reply_none();
return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (log size must be 0-32768)");
tipc_log_reinit(value);
return tipc_cfg_reply_none();
}
/**
* log_dump - capture TIPC log buffer contents in configuration message
* tipc_log_dump - capture TIPC log buffer contents in configuration message
*/
struct sk_buff *log_dump(void)
struct sk_buff *tipc_log_dump(void)
{
struct sk_buff *reply;
spin_lock_bh(&print_lock);
if (!LOG->buf)
reply = cfg_reply_ultra_string("log not activated\n");
else if (printbuf_empty(LOG))
reply = cfg_reply_ultra_string("log is empty\n");
if (!TIPC_LOG->buf)
reply = tipc_cfg_reply_ultra_string("log not activated\n");
else if (tipc_printbuf_empty(TIPC_LOG))
reply = tipc_cfg_reply_ultra_string("log is empty\n");
else {
struct tlv_desc *rep_tlv;
struct print_buf pb;
int str_len;
str_len = min(LOG->size, 32768u);
reply = cfg_reply_alloc(TLV_SPACE(str_len));
str_len = min(TIPC_LOG->size, 32768u);
reply = tipc_cfg_reply_alloc(TLV_SPACE(str_len));
if (reply) {
rep_tlv = (struct tlv_desc *)reply->data;
printbuf_init(&pb, TLV_DATA(rep_tlv), str_len);
printbuf_move(&pb, LOG);
tipc_printbuf_init(&pb, TLV_DATA(rep_tlv), str_len);
tipc_printbuf_move(&pb, TIPC_LOG);
str_len = strlen(TLV_DATA(rep_tlv)) + 1;
skb_put(reply, TLV_SPACE(str_len));
TLV_SET(rep_tlv, TIPC_TLV_ULTRA_STRING, NULL, str_len);

18
net/tipc/dbg.h
View File

@ -44,16 +44,16 @@ struct print_buf {
struct print_buf *next;
};
void printbuf_init(struct print_buf *pb, char *buf, u32 sz);
void printbuf_reset(struct print_buf *pb);
int printbuf_empty(struct print_buf *pb);
int printbuf_validate(struct print_buf *pb);
void printbuf_move(struct print_buf *pb_to, struct print_buf *pb_from);
void tipc_printbuf_init(struct print_buf *pb, char *buf, u32 sz);
void tipc_printbuf_reset(struct print_buf *pb);
int tipc_printbuf_empty(struct print_buf *pb);
int tipc_printbuf_validate(struct print_buf *pb);
void tipc_printbuf_move(struct print_buf *pb_to, struct print_buf *pb_from);
void log_reinit(int log_size);
void log_stop(void);
void tipc_log_reinit(int log_size);
void tipc_log_stop(void);
struct sk_buff *log_resize(const void *req_tlv_area, int req_tlv_space);
struct sk_buff *log_dump(void);
struct sk_buff *tipc_log_resize(const void *req_tlv_area, int req_tlv_space);
struct sk_buff *tipc_log_dump(void);
#endif

52
net/tipc/discover.c
View File

@ -93,7 +93,7 @@ int disc_create_link(const struct tipc_link_create *argv)
* disc_lost_link(): A link has lost contact
*/
void disc_link_event(u32 addr, char *name, int up)
void tipc_disc_link_event(u32 addr, char *name, int up)
{
if (in_own_cluster(addr))
return;
@ -103,17 +103,17 @@ void disc_link_event(u32 addr, char *name, int up)
}
/**
* disc_init_msg - initialize a link setup message
* tipc_disc_init_msg - initialize a link setup message
* @type: message type (request or response)
* @req_links: number of links associated with message
* @dest_domain: network domain of node(s) which should respond to message
* @b_ptr: ptr to bearer issuing message
*/
struct sk_buff *disc_init_msg(u32 type,
u32 req_links,
u32 dest_domain,
struct bearer *b_ptr)
struct sk_buff *tipc_disc_init_msg(u32 type,
u32 req_links,
u32 dest_domain,
struct bearer *b_ptr)
{
struct sk_buff *buf = buf_acquire(DSC_H_SIZE);
struct tipc_msg *msg;
@ -132,11 +132,11 @@ struct sk_buff *disc_init_msg(u32 type,
}
/**
* disc_recv_msg - handle incoming link setup message (request or response)
* tipc_disc_recv_msg - handle incoming link setup message (request or response)
* @buf: buffer containing message
*/
void disc_recv_msg(struct sk_buff *buf)
void tipc_disc_recv_msg(struct sk_buff *buf)
{
struct bearer *b_ptr = (struct bearer *)TIPC_SKB_CB(buf)->handle;
struct link *link;
@ -153,9 +153,9 @@ void disc_recv_msg(struct sk_buff *buf)
if (net_id != tipc_net_id)
return;
if (!addr_domain_valid(dest))
if (!tipc_addr_domain_valid(dest))
return;
if (!addr_node_valid(orig))
if (!tipc_addr_node_valid(orig))
return;
if (orig == tipc_own_addr)
return;
@ -169,11 +169,11 @@ void disc_recv_msg(struct sk_buff *buf)
/* Always accept link here */
struct sk_buff *rbuf;
struct tipc_media_addr *addr;
struct node *n_ptr = node_find(orig);
struct node *n_ptr = tipc_node_find(orig);
int link_up;
dbg(" in own cluster\n");
if (n_ptr == NULL) {
n_ptr = node_create(orig);
n_ptr = tipc_node_create(orig);
}
if (n_ptr == NULL) {
warn("Memory squeeze; Failed to create node\n");
@ -183,7 +183,7 @@ void disc_recv_msg(struct sk_buff *buf)
link = n_ptr->links[b_ptr->identity];
if (!link) {
dbg("creating link\n");
link = link_create(b_ptr, orig, &media_addr);
link = tipc_link_create(b_ptr, orig, &media_addr);
if (!link) {
spin_unlock_bh(&n_ptr->lock);
return;
@ -196,13 +196,13 @@ void disc_recv_msg(struct sk_buff *buf)
warn("New bearer address for %s\n",
addr_string_fill(addr_string, orig));
memcpy(addr, &media_addr, sizeof(*addr));
link_reset(link);
tipc_link_reset(link);
}
link_up = link_is_up(link);
link_up = tipc_link_is_up(link);
spin_unlock_bh(&n_ptr->lock);
if ((type == DSC_RESP_MSG) || link_up)
return;
rbuf = disc_init_msg(DSC_RESP_MSG, 1, orig, b_ptr);
rbuf = tipc_disc_init_msg(DSC_RESP_MSG, 1, orig, b_ptr);
if (rbuf != NULL) {
msg_dbg(buf_msg(rbuf),"SEND:");
b_ptr->media->send_msg(rbuf, &b_ptr->publ, &media_addr);
@ -212,11 +212,11 @@ void disc_recv_msg(struct sk_buff *buf)
}
/**
* disc_stop_link_req - stop sending periodic link setup requests
* tipc_disc_stop_link_req - stop sending periodic link setup requests
* @req: ptr to link request structure
*/
void disc_stop_link_req(struct link_req *req)
void tipc_disc_stop_link_req(struct link_req *req)
{
if (!req)
return;
@ -228,11 +228,11 @@ void disc_stop_link_req(struct link_req *req)
}
/**
* disc_update_link_req - update frequency of periodic link setup requests
* tipc_disc_update_link_req - update frequency of periodic link setup requests
* @req: ptr to link request structure
*/
void disc_update_link_req(struct link_req *req)
void tipc_disc_update_link_req(struct link_req *req)
{
if (!req)
return;
@ -282,7 +282,7 @@ static void disc_timeout(struct link_req *req)
}
/**
* disc_init_link_req - start sending periodic link setup requests
* tipc_disc_init_link_req - start sending periodic link setup requests
* @b_ptr: ptr to bearer issuing requests
* @dest: destination address for request messages
* @dest_domain: network domain of node(s) which should respond to message
@ -291,10 +291,10 @@ static void disc_timeout(struct link_req *req)
* Returns pointer to link request structure, or NULL if unable to create.
*/
struct link_req *disc_init_link_req(struct bearer *b_ptr,
const struct tipc_media_addr *dest,
u32 dest_domain,
u32 req_links)
struct link_req *tipc_disc_init_link_req(struct bearer *b_ptr,
const struct tipc_media_addr *dest,
u32 dest_domain,
u32 req_links)
{
struct link_req *req;
@ -302,7 +302,7 @@ struct link_req *disc_init_link_req(struct bearer *b_ptr,
if (!req)
return NULL;
req->buf = disc_init_msg(DSC_REQ_MSG, req_links, dest_domain, b_ptr);
req->buf = tipc_disc_init_msg(DSC_REQ_MSG, req_links, dest_domain, b_ptr);
if (!req->buf) {
kfree(req);
return NULL;

16
net/tipc/discover.h
View File

@ -41,16 +41,16 @@
struct link_req;
struct link_req *disc_init_link_req(struct bearer *b_ptr,
const struct tipc_media_addr *dest,
u32 dest_domain,
u32 req_links);
void disc_update_link_req(struct link_req *req);
void disc_stop_link_req(struct link_req *req);
struct link_req *tipc_disc_init_link_req(struct bearer *b_ptr,
const struct tipc_media_addr *dest,
u32 dest_domain,
u32 req_links);
void tipc_disc_update_link_req(struct link_req *req);
void tipc_disc_stop_link_req(struct link_req *req);
void disc_recv_msg(struct sk_buff *buf);
void tipc_disc_recv_msg(struct sk_buff *buf);
void disc_link_event(u32 addr, char *name, int up);
void tipc_disc_link_event(u32 addr, char *name, int up);
#if 0
int disc_create_link(const struct tipc_link_create *argv);
#endif

8
net/tipc/eth_media.c
View File

@ -238,13 +238,13 @@ static char *eth_addr2str(struct tipc_media_addr *a, char *str_buf, int str_size
}
/**
* eth_media_start - activate Ethernet bearer support
* tipc_eth_media_start - activate Ethernet bearer support
*
* Register Ethernet media type with TIPC bearer code. Also register
* with OS for notifications about device state changes.
*/
int eth_media_start(void)
int tipc_eth_media_start(void)
{
struct tipc_media_addr bcast_addr;
int res;
@ -271,10 +271,10 @@ int eth_media_start(void)
}
/**
* eth_media_stop - deactivate Ethernet bearer support
* tipc_eth_media_stop - deactivate Ethernet bearer support
*/
void eth_media_stop(void)
void tipc_eth_media_stop(void)
{
int i;

6
net/tipc/handler.c
View File

@ -52,7 +52,7 @@ static void process_signal_queue(unsigned long dummy);
static DECLARE_TASKLET_DISABLED(tipc_tasklet, process_signal_queue, 0);
unsigned int k_signal(Handler routine, unsigned long argument)
unsigned int tipc_k_signal(Handler routine, unsigned long argument)
{
struct queue_item *item;
@ -93,7 +93,7 @@ static void process_signal_queue(unsigned long dummy)
spin_unlock_bh(&qitem_lock);
}
int handler_start(void)
int tipc_handler_start(void)
{
tipc_queue_item_cache =
kmem_cache_create("tipc_queue_items", sizeof(struct queue_item),
@ -107,7 +107,7 @@ int handler_start(void)
return 0;
}
void handler_stop(void)
void tipc_handler_stop(void)
{
struct list_head *l, *n;
struct queue_item *item;

602
net/tipc/link.c
View File

File diff suppressed because it is too large Load Diff

73
net/tipc/link.h
View File

@ -221,44 +221,43 @@ struct link {
struct port;
struct link *link_create(struct bearer *b_ptr, const u32 peer,
const struct tipc_media_addr *media_addr);
void link_delete(struct link *l_ptr);
void link_changeover(struct link *l_ptr);
void link_send_duplicate(struct link *l_ptr, struct link *dest);
void link_reset_fragments(struct link *l_ptr);
int link_is_up(struct link *l_ptr);
int link_is_active(struct link *l_ptr);
void link_start(struct link *l_ptr);
u32 link_push_packet(struct link *l_ptr);
void link_stop(struct link *l_ptr);
struct sk_buff *link_cmd_config(const void *req_tlv_area, int req_tlv_space, u16 cmd);
struct sk_buff *link_cmd_show_stats(const void *req_tlv_area, int req_tlv_space);
struct sk_buff *link_cmd_reset_stats(const void *req_tlv_area, int req_tlv_space);
void link_reset(struct link *l_ptr);
int link_send(struct sk_buff *buf, u32 dest, u32 selector);
int link_send_buf(struct link *l_ptr, struct sk_buff *buf);
u32 link_get_max_pkt(u32 dest,u32 selector);
int link_send_sections_fast(struct port* sender,
struct iovec const *msg_sect,
const u32 num_sect,
u32 destnode);
int link_send_long_buf(struct link *l_ptr, struct sk_buff *buf);
void link_tunnel(struct link *l_ptr, struct tipc_msg *tnl_hdr,
struct tipc_msg *msg, u32 selector);
void link_recv_bundle(struct sk_buff *buf);
int link_recv_fragment(struct sk_buff **pending,
struct sk_buff **fb,
struct tipc_msg **msg);
void link_send_proto_msg(struct link *l_ptr, u32 msg_typ, int prob, u32 gap,
u32 tolerance, u32 priority, u32 acked_mtu);
void link_push_queue(struct link *l_ptr);
u32 link_defer_pkt(struct sk_buff **head, struct sk_buff **tail,
struct link *tipc_link_create(struct bearer *b_ptr, const u32 peer,
const struct tipc_media_addr *media_addr);
void tipc_link_delete(struct link *l_ptr);
void tipc_link_changeover(struct link *l_ptr);
void tipc_link_send_duplicate(struct link *l_ptr, struct link *dest);
void tipc_link_reset_fragments(struct link *l_ptr);
int tipc_link_is_up(struct link *l_ptr);
int tipc_link_is_active(struct link *l_ptr);
void tipc_link_start(struct link *l_ptr);
u32 tipc_link_push_packet(struct link *l_ptr);
void tipc_link_stop(struct link *l_ptr);
struct sk_buff *tipc_link_cmd_config(const void *req_tlv_area, int req_tlv_space, u16 cmd);
struct sk_buff *tipc_link_cmd_show_stats(const void *req_tlv_area, int req_tlv_space);
struct sk_buff *tipc_link_cmd_reset_stats(const void *req_tlv_area, int req_tlv_space);
void tipc_link_reset(struct link *l_ptr);
int tipc_link_send(struct sk_buff *buf, u32 dest, u32 selector);
int tipc_link_send_buf(struct link *l_ptr, struct sk_buff *buf);
u32 tipc_link_get_max_pkt(u32 dest,u32 selector);
int tipc_link_send_sections_fast(struct port* sender,
struct iovec const *msg_sect,
const u32 num_sect,
u32 destnode);
int tipc_link_send_long_buf(struct link *l_ptr, struct sk_buff *buf);
void tipc_link_tunnel(struct link *l_ptr, struct tipc_msg *tnl_hdr,
struct tipc_msg *msg, u32 selector);
void tipc_link_recv_bundle(struct sk_buff *buf);
int tipc_link_recv_fragment(struct sk_buff **pending,
struct sk_buff **fb,
struct tipc_msg **msg);
void tipc_link_send_proto_msg(struct link *l_ptr, u32 msg_typ, int prob, u32 gap,
u32 tolerance, u32 priority, u32 acked_mtu);
void tipc_link_push_queue(struct link *l_ptr);
u32 tipc_link_defer_pkt(struct sk_buff **head, struct sk_buff **tail,
struct sk_buff *buf);
void link_wakeup_ports(struct link *l_ptr, int all);
void link_set_queue_limits(struct link *l_ptr, u32 window);
void link_retransmit(struct link *l_ptr, struct sk_buff *start, u32 retransmits);
void tipc_link_wakeup_ports(struct link *l_ptr, int all);
void tipc_link_set_queue_limits(struct link *l_ptr, u32 window);
void tipc_link_retransmit(struct link *l_ptr, struct sk_buff *start, u32 retransmits);
/*
* Link sequence number manipulation routines (uses modulo 2**16 arithmetic)

19
net/tipc/msg.c
View File

@ -41,18 +41,7 @@
#include "bearer.h"
void msg_set_media_addr(struct tipc_msg *m, struct tipc_media_addr *a)
{
memcpy(&((int *)m)[5], a, sizeof(*a));
}
void msg_get_media_addr(struct tipc_msg *m, struct tipc_media_addr *a)
{
memcpy(a, &((int*)m)[5], sizeof(*a));
}
void msg_print(struct print_buf *buf, struct tipc_msg *msg, const char *str)
void tipc_msg_print(struct print_buf *buf, struct tipc_msg *msg, const char *str)
{
u32 usr = msg_user(msg);
tipc_printf(buf, str);
@ -318,7 +307,7 @@ void msg_print(struct print_buf *buf, struct tipc_msg *msg, const char *str)
tipc_printf(buf, ":REQL(%u):", msg_req_links(msg));
tipc_printf(buf, ":DDOM(%x):", msg_dest_domain(msg));
tipc_printf(buf, ":NETID(%u):", msg_bc_netid(msg));
media_addr_printf(buf, orig);
tipc_media_addr_printf(buf, orig);
}
if (msg_user(msg) == BCAST_PROTOCOL) {
tipc_printf(buf, "BCNACK:AFTER(%u):", msg_bcgap_after(msg));
@ -326,9 +315,9 @@ void msg_print(struct print_buf *buf, struct tipc_msg *msg, const char *str)
}
tipc_printf(buf, "\n");
if ((usr == CHANGEOVER_PROTOCOL) && (msg_msgcnt(msg))) {
msg_print(buf,msg_get_wrapped(msg)," /");
tipc_msg_print(buf,msg_get_wrapped(msg)," /");
}
if ((usr == MSG_FRAGMENTER) && (msg_type(msg) == FIRST_FRAGMENT)) {
msg_print(buf,msg_get_wrapped(msg)," /");
tipc_msg_print(buf,msg_get_wrapped(msg)," /");
}
}

16
net/tipc/msg.h
View File

@ -805,14 +805,14 @@ static inline int msg_build(struct tipc_msg *hdr,
return -EFAULT;
}
static inline void msg_set_media_addr(struct tipc_msg *m, struct tipc_media_addr *a)
{
memcpy(&((int *)m)[5], a, sizeof(*a));
}
struct tipc_media_addr;
extern void msg_set_media_addr(struct tipc_msg *m,
struct tipc_media_addr *a);
extern void msg_get_media_addr(struct tipc_msg *m,
struct tipc_media_addr *a);
static inline void msg_get_media_addr(struct tipc_msg *m, struct tipc_media_addr *a)
{
memcpy(a, &((int*)m)[5], sizeof(*a));
}
#endif

92
net/tipc/name_distr.c
View File

@ -114,10 +114,10 @@ static struct sk_buff *named_prepare_buf(u32 type, u32 size, u32 dest)
}
/**
* named_publish - tell other nodes about a new publication by this node
* tipc_named_publish - tell other nodes about a new publication by this node
*/
void named_publish(struct publication *publ)
void tipc_named_publish(struct publication *publ)
{
struct sk_buff *buf;
struct distr_item *item;
@ -133,15 +133,15 @@ void named_publish(struct publication *publ)
item = (struct distr_item *)msg_data(buf_msg(buf));
publ_to_item(item, publ);
dbg("named_withdraw: broadcasting publish msg\n");
cluster_broadcast(buf);
dbg("tipc_named_withdraw: broadcasting publish msg\n");
tipc_cltr_broadcast(buf);
}
/**
* named_withdraw - tell other nodes about a withdrawn publication by this node
* tipc_named_withdraw - tell other nodes about a withdrawn publication by this node
*/
void named_withdraw(struct publication *publ)
void tipc_named_withdraw(struct publication *publ)
{
struct sk_buff *buf;
struct distr_item *item;
@ -157,15 +157,15 @@ void named_withdraw(struct publication *publ)
item = (struct distr_item *)msg_data(buf_msg(buf));
publ_to_item(item, publ);
dbg("named_withdraw: broadcasting withdraw msg\n");
cluster_broadcast(buf);
dbg("tipc_named_withdraw: broadcasting withdraw msg\n");
tipc_cltr_broadcast(buf);
}
/**
* named_node_up - tell specified node about all publications by this node
* tipc_named_node_up - tell specified node about all publications by this node
*/
void named_node_up(unsigned long node)
void tipc_named_node_up(unsigned long node)
{
struct publication *publ;
struct distr_item *item = 0;
@ -175,7 +175,7 @@ void named_node_up(unsigned long node)
u32 max_item_buf;
assert(in_own_cluster(node));
read_lock_bh(&nametbl_lock);
read_lock_bh(&tipc_nametbl_lock);
max_item_buf = TIPC_MAX_USER_MSG_SIZE / ITEM_SIZE;
max_item_buf *= ITEM_SIZE;
rest = publ_cnt * ITEM_SIZE;
@ -196,15 +196,15 @@ void named_node_up(unsigned long node)
left -= ITEM_SIZE;
if (!left) {
msg_set_link_selector(buf_msg(buf), node);
dbg("named_node_up: sending publish msg to "
dbg("tipc_named_node_up: sending publish msg to "
"<%u.%u.%u>\n", tipc_zone(node),
tipc_cluster(node), tipc_node(node));
link_send(buf, node, node);
tipc_link_send(buf, node, node);
buf = 0;
}
}
exit:
read_unlock_bh(&nametbl_lock);
read_unlock_bh(&tipc_nametbl_lock);
}
/**
@ -221,73 +221,73 @@ exit:
static void node_is_down(struct publication *publ)
{
struct publication *p;
write_lock_bh(&nametbl_lock);
write_lock_bh(&tipc_nametbl_lock);
dbg("node_is_down: withdrawing %u, %u, %u\n",
publ->type, publ->lower, publ->upper);
publ->key += 1222345;
p = nametbl_remove_publ(publ->type, publ->lower,
publ->node, publ->ref, publ->key);
p = tipc_nametbl_remove_publ(publ->type, publ->lower,
publ->node, publ->ref, publ->key);
assert(p == publ);
write_unlock_bh(&nametbl_lock);
write_unlock_bh(&tipc_nametbl_lock);
if (publ)
kfree(publ);
}
/**
* named_recv - process name table update message sent by another node
* tipc_named_recv - process name table update message sent by another node
*/
void named_recv(struct sk_buff *buf)
void tipc_named_recv(struct sk_buff *buf)
{
struct publication *publ;
struct tipc_msg *msg = buf_msg(buf);
struct distr_item *item = (struct distr_item *)msg_data(msg);
u32 count = msg_data_sz(msg) / ITEM_SIZE;
write_lock_bh(&nametbl_lock);
write_lock_bh(&tipc_nametbl_lock);
while (count--) {
if (msg_type(msg) == PUBLICATION) {
dbg("named_recv: got publication for %u, %u, %u\n",
dbg("tipc_named_recv: got publication for %u, %u, %u\n",
ntohl(item->type), ntohl(item->lower),
ntohl(item->upper));
publ = nametbl_insert_publ(ntohl(item->type),
ntohl(item->lower),
ntohl(item->upper),
TIPC_CLUSTER_SCOPE,
msg_orignode(msg),
ntohl(item->ref),
ntohl(item->key));
publ = tipc_nametbl_insert_publ(ntohl(item->type),
ntohl(item->lower),
ntohl(item->upper),
TIPC_CLUSTER_SCOPE,
msg_orignode(msg),
ntohl(item->ref),
ntohl(item->key));
if (publ) {
nodesub_subscribe(&publ->subscr,
msg_orignode(msg),
publ,
(net_ev_handler)node_is_down);
tipc_nodesub_subscribe(&publ->subscr,
msg_orignode(msg),
publ,
(net_ev_handler)node_is_down);
}
} else if (msg_type(msg) == WITHDRAWAL) {
dbg("named_recv: got withdrawl for %u, %u, %u\n",
dbg("tipc_named_recv: got withdrawl for %u, %u, %u\n",
ntohl(item->type), ntohl(item->lower),
ntohl(item->upper));
publ = nametbl_remove_publ(ntohl(item->type),
ntohl(item->lower),
msg_orignode(msg),
ntohl(item->ref),
ntohl(item->key));
publ = tipc_nametbl_remove_publ(ntohl(item->type),
ntohl(item->lower),
msg_orignode(msg),
ntohl(item->ref),
ntohl(item->key));
if (publ) {
nodesub_unsubscribe(&publ->subscr);
tipc_nodesub_unsubscribe(&publ->subscr);
kfree(publ);
}
} else {
warn("named_recv: unknown msg\n");
warn("tipc_named_recv: unknown msg\n");
}
item++;
}
write_unlock_bh(&nametbl_lock);
write_unlock_bh(&tipc_nametbl_lock);
buf_discard(buf);
}
/**
* named_reinit - re-initialize local publication list
* tipc_named_reinit - re-initialize local publication list
*
* This routine is called whenever TIPC networking is (re)enabled.
* All existing publications by this node that have "cluster" or "zone" scope
@ -295,15 +295,15 @@ void named_recv(struct sk_buff *buf)
* (If the node's address is unchanged, the update loop terminates immediately.)
*/
void named_reinit(void)
void tipc_named_reinit(void)
{
struct publication *publ;
write_lock_bh(&nametbl_lock);
write_lock_bh(&tipc_nametbl_lock);
list_for_each_entry(publ, &publ_root, local_list) {
if (publ->node == tipc_own_addr)
break;
publ->node = tipc_own_addr;
}
write_unlock_bh(&nametbl_lock);
write_unlock_bh(&tipc_nametbl_lock);
}

10
net/tipc/name_distr.h
View File

@ -39,10 +39,10 @@
#include "name_table.h"
void named_publish(struct publication *publ);
void named_withdraw(struct publication *publ);
void named_node_up(unsigned long node);
void named_recv(struct sk_buff *buf);
void named_reinit(void);
void tipc_named_publish(struct publication *publ);
void tipc_named_withdraw(struct publication *publ);
void tipc_named_node_up(unsigned long node);
void tipc_named_recv(struct sk_buff *buf);
void tipc_named_reinit(void);
#endif

206
net/tipc/name_table.c
View File

@ -99,9 +99,9 @@ struct name_table {
u32 local_publ_count;
};
struct name_table table = { NULL } ;
static struct name_table table = { NULL } ;
static atomic_t rsv_publ_ok = ATOMIC_INIT(0);
rwlock_t nametbl_lock = RW_LOCK_UNLOCKED;
rwlock_t tipc_nametbl_lock = RW_LOCK_UNLOCKED;
static inline int hash(int x)
@ -139,10 +139,10 @@ static struct publication *publ_create(u32 type, u32 lower, u32 upper,
}
/**
* subseq_alloc - allocate a specified number of sub-sequence structures
* tipc_subseq_alloc - allocate a specified number of sub-sequence structures
*/
struct sub_seq *subseq_alloc(u32 cnt)
struct sub_seq *tipc_subseq_alloc(u32 cnt)
{
u32 sz = cnt * sizeof(struct sub_seq);
struct sub_seq *sseq = (struct sub_seq *)kmalloc(sz, GFP_ATOMIC);
@ -153,16 +153,16 @@ struct sub_seq *subseq_alloc(u32 cnt)
}
/**
* nameseq_create - create a name sequence structure for the specified 'type'
* tipc_nameseq_create - create a name sequence structure for the specified 'type'
*
* Allocates a single sub-sequence structure and sets it to all 0's.
*/
struct name_seq *nameseq_create(u32 type, struct hlist_head *seq_head)
struct name_seq *tipc_nameseq_create(u32 type, struct hlist_head *seq_head)
{
struct name_seq *nseq =
(struct name_seq *)kmalloc(sizeof(*nseq), GFP_ATOMIC);
struct sub_seq *sseq = subseq_alloc(1);
struct sub_seq *sseq = tipc_subseq_alloc(1);
if (!nseq || !sseq) {
warn("Memory squeeze; failed to create name sequence\n");
@ -175,7 +175,7 @@ struct name_seq *nameseq_create(u32 type, struct hlist_head *seq_head)
nseq->lock = SPIN_LOCK_UNLOCKED;
nseq->type = type;
nseq->sseqs = sseq;
dbg("nameseq_create() nseq = %x type %u, ssseqs %x, ff: %u\n",
dbg("tipc_nameseq_create() nseq = %x type %u, ssseqs %x, ff: %u\n",
nseq, type, nseq->sseqs, nseq->first_free);
nseq->alloc = 1;
INIT_HLIST_NODE(&nseq->ns_list);
@ -240,10 +240,10 @@ static u32 nameseq_locate_subseq(struct name_seq *nseq, u32 instance)
}
/**
* nameseq_insert_publ -
* tipc_nameseq_insert_publ -
*/
struct publication *nameseq_insert_publ(struct name_seq *nseq,
struct publication *tipc_nameseq_insert_publ(struct name_seq *nseq,
u32 type, u32 lower, u32 upper,
u32 scope, u32 node, u32 port, u32 key)
{
@ -285,7 +285,7 @@ struct publication *nameseq_insert_publ(struct name_seq *nseq,
if (nseq->first_free == nseq->alloc) {
struct sub_seq *sseqs = nseq->sseqs;
nseq->sseqs = subseq_alloc(nseq->alloc * 2);
nseq->sseqs = tipc_subseq_alloc(nseq->alloc * 2);
if (nseq->sseqs != NULL) {
memcpy(nseq->sseqs, sseqs,
nseq->alloc * sizeof (struct sub_seq));
@ -354,23 +354,23 @@ struct publication *nameseq_insert_publ(struct name_seq *nseq,
*/
list_for_each_entry_safe(s, st, &nseq->subscriptions, nameseq_list) {
dbg("calling report_overlap()\n");
subscr_report_overlap(s,
publ->lower,
publ->upper,
TIPC_PUBLISHED,
publ->ref,
publ->node,
created_subseq);
tipc_subscr_report_overlap(s,
publ->lower,
publ->upper,
TIPC_PUBLISHED,
publ->ref,
publ->node,
created_subseq);
}
return publ;
}
/**
* nameseq_remove_publ -
* tipc_nameseq_remove_publ -
*/
struct publication *nameseq_remove_publ(struct name_seq *nseq, u32 inst,
u32 node, u32 ref, u32 key)
struct publication *tipc_nameseq_remove_publ(struct name_seq *nseq, u32 inst,
u32 node, u32 ref, u32 key)
{
struct publication *publ;
struct publication *prev;
@ -470,24 +470,24 @@ struct publication *nameseq_remove_publ(struct name_seq *nseq, u32 inst,
* Any subscriptions waiting ?
*/
list_for_each_entry_safe(s, st, &nseq->subscriptions, nameseq_list) {
subscr_report_overlap(s,
publ->lower,
publ->upper,
TIPC_WITHDRAWN,
publ->ref,
publ->node,
removed_subseq);
tipc_subscr_report_overlap(s,
publ->lower,
publ->upper,
TIPC_WITHDRAWN,
publ->ref,
publ->node,
removed_subseq);
}
return publ;
}
/**
* nameseq_subscribe: attach a subscription, and issue
* tipc_nameseq_subscribe: attach a subscription, and issue
* the prescribed number of events if there is any sub-
* sequence overlapping with the requested sequence
*/
void nameseq_subscribe(struct name_seq *nseq, struct subscription *s)
void tipc_nameseq_subscribe(struct name_seq *nseq, struct subscription *s)
{
struct sub_seq *sseq = nseq->sseqs;
@ -498,18 +498,18 @@ void nameseq_subscribe(struct name_seq *nseq, struct subscription *s)
while (sseq != &nseq->sseqs[nseq->first_free]) {
struct publication *zl = sseq->zone_list;
if (zl && subscr_overlap(s,sseq->lower,sseq->upper)) {
if (zl && tipc_subscr_overlap(s,sseq->lower,sseq->upper)) {
struct publication *crs = zl;
int must_report = 1;
do {
subscr_report_overlap(s,
sseq->lower,
sseq->upper,
TIPC_PUBLISHED,
crs->ref,
crs->node,
must_report);
tipc_subscr_report_overlap(s,
sseq->lower,
sseq->upper,
TIPC_PUBLISHED,
crs->ref,
crs->node,
must_report);
must_report = 0;
crs = crs->zone_list_next;
} while (crs != zl);
@ -538,8 +538,8 @@ static struct name_seq *nametbl_find_seq(u32 type)
return 0;
};
struct publication *nametbl_insert_publ(u32 type, u32 lower, u32 upper,
u32 scope, u32 node, u32 port, u32 key)
struct publication *tipc_nametbl_insert_publ(u32 type, u32 lower, u32 upper,
u32 scope, u32 node, u32 port, u32 key)
{
struct name_seq *seq = nametbl_find_seq(type);
@ -552,19 +552,19 @@ struct publication *nametbl_insert_publ(u32 type, u32 lower, u32 upper,
dbg("Publishing <%u,%u,%u> from %x\n", type, lower, upper, node);
if (!seq) {
seq = nameseq_create(type, &table.types[hash(type)]);
dbg("nametbl_insert_publ: created %x\n", seq);
seq = tipc_nameseq_create(type, &table.types[hash(type)]);
dbg("tipc_nametbl_insert_publ: created %x\n", seq);
}
if (!seq)
return 0;
assert(seq->type == type);
return nameseq_insert_publ(seq, type, lower, upper,
scope, node, port, key);
return tipc_nameseq_insert_publ(seq, type, lower, upper,
scope, node, port, key);
}
struct publication *nametbl_remove_publ(u32 type, u32 lower,
u32 node, u32 ref, u32 key)
struct publication *tipc_nametbl_remove_publ(u32 type, u32 lower,
u32 node, u32 ref, u32 key)
{
struct publication *publ;
struct name_seq *seq = nametbl_find_seq(type);
@ -573,7 +573,7 @@ struct publication *nametbl_remove_publ(u32 type, u32 lower,
return 0;
dbg("Withdrawing <%u,%u> from %x\n", type, lower, node);
publ = nameseq_remove_publ(seq, lower, node, ref, key);
publ = tipc_nameseq_remove_publ(seq, lower, node, ref, key);
if (!seq->first_free && list_empty(&seq->subscriptions)) {
hlist_del_init(&seq->ns_list);
@ -584,14 +584,14 @@ struct publication *nametbl_remove_publ(u32 type, u32 lower,
}
/*
* nametbl_translate(): Translate tipc_name -> tipc_portid.
* tipc_nametbl_translate(): Translate tipc_name -> tipc_portid.
* Very time-critical.
*
* Note: on entry 'destnode' is the search domain used during translation;
* on exit it passes back the node address of the matching port (if any)
*/
u32 nametbl_translate(u32 type, u32 instance, u32 *destnode)
u32 tipc_nametbl_translate(u32 type, u32 instance, u32 *destnode)
{
struct sub_seq *sseq;
struct publication *publ = 0;
@ -601,7 +601,7 @@ u32 nametbl_translate(u32 type, u32 instance, u32 *destnode)
if (!in_scope(*destnode, tipc_own_addr))
return 0;
read_lock_bh(&nametbl_lock);
read_lock_bh(&tipc_nametbl_lock);
seq = nametbl_find_seq(type);
if (unlikely(!seq))
goto not_found;
@ -619,7 +619,7 @@ found:
ref = publ->ref;
*destnode = publ->node;
spin_unlock_bh(&seq->lock);
read_unlock_bh(&nametbl_lock);
read_unlock_bh(&tipc_nametbl_lock);
return ref;
}
publ = sseq->cluster_list;
@ -657,12 +657,12 @@ found:
spin_unlock_bh(&seq->lock);
not_found:
*destnode = 0;
read_unlock_bh(&nametbl_lock);
read_unlock_bh(&tipc_nametbl_lock);
return 0;
}
/**
* nametbl_mc_translate - find multicast destinations
* tipc_nametbl_mc_translate - find multicast destinations
*
* Creates list of all local ports that overlap the given multicast address;
* also determines if any off-node ports overlap.
@ -674,15 +674,15 @@ not_found:
* Returns non-zero if any off-node ports overlap
*/
int nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit,
struct port_list *dports)
int tipc_nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit,
struct port_list *dports)
{
struct name_seq *seq;
struct sub_seq *sseq;
struct sub_seq *sseq_stop;
int res = 0;
read_lock_bh(&nametbl_lock);
read_lock_bh(&tipc_nametbl_lock);
seq = nametbl_find_seq(type);
if (!seq)
goto exit;
@ -700,7 +700,7 @@ int nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit,
if (publ && (publ->scope <= limit))
do {
if (publ->node == tipc_own_addr)
port_list_add(dports, publ->ref);
tipc_port_list_add(dports, publ->ref);
else
res = 1;
publ = publ->cluster_list_next;
@ -709,15 +709,15 @@ int nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit,
spin_unlock_bh(&seq->lock);
exit:
read_unlock_bh(&nametbl_lock);
read_unlock_bh(&tipc_nametbl_lock);
return res;
}
/**
* nametbl_publish_rsv - publish port name using a reserved name type
* tipc_nametbl_publish_rsv - publish port name using a reserved name type
*/
int nametbl_publish_rsv(u32 ref, unsigned int scope,
int tipc_nametbl_publish_rsv(u32 ref, unsigned int scope,
struct tipc_name_seq const *seq)
{
int res;
@ -729,10 +729,10 @@ int nametbl_publish_rsv(u32 ref, unsigned int scope,
}
/**
* nametbl_publish - add name publication to network name tables
* tipc_nametbl_publish - add name publication to network name tables
*/
struct publication *nametbl_publish(u32 type, u32 lower, u32 upper,
struct publication *tipc_nametbl_publish(u32 type, u32 lower, u32 upper,
u32 scope, u32 port_ref, u32 key)
{
struct publication *publ;
@ -748,77 +748,77 @@ struct publication *nametbl_publish(u32 type, u32 lower, u32 upper,
return 0;
}
write_lock_bh(&nametbl_lock);
write_lock_bh(&tipc_nametbl_lock);
table.local_publ_count++;
publ = nametbl_insert_publ(type, lower, upper, scope,
publ = tipc_nametbl_insert_publ(type, lower, upper, scope,
tipc_own_addr, port_ref, key);
if (publ && (scope != TIPC_NODE_SCOPE)) {
named_publish(publ);
tipc_named_publish(publ);
}
write_unlock_bh(&nametbl_lock);
write_unlock_bh(&tipc_nametbl_lock);
return publ;
}
/**
* nametbl_withdraw - withdraw name publication from network name tables
* tipc_nametbl_withdraw - withdraw name publication from network name tables
*/
int nametbl_withdraw(u32 type, u32 lower, u32 ref, u32 key)
int tipc_nametbl_withdraw(u32 type, u32 lower, u32 ref, u32 key)
{
struct publication *publ;
dbg("nametbl_withdraw:<%d,%d,%d>\n", type, lower, key);
write_lock_bh(&nametbl_lock);
publ = nametbl_remove_publ(type, lower, tipc_own_addr, ref, key);
dbg("tipc_nametbl_withdraw:<%d,%d,%d>\n", type, lower, key);
write_lock_bh(&tipc_nametbl_lock);
publ = tipc_nametbl_remove_publ(type, lower, tipc_own_addr, ref, key);
if (publ) {
table.local_publ_count--;
if (publ->scope != TIPC_NODE_SCOPE)
named_withdraw(publ);
write_unlock_bh(&nametbl_lock);
tipc_named_withdraw(publ);
write_unlock_bh(&tipc_nametbl_lock);
list_del_init(&publ->pport_list);
kfree(publ);
return 1;
}
write_unlock_bh(&nametbl_lock);
write_unlock_bh(&tipc_nametbl_lock);
return 0;
}
/**
* nametbl_subscribe - add a subscription object to the name table
* tipc_nametbl_subscribe - add a subscription object to the name table
*/
void
nametbl_subscribe(struct subscription *s)
tipc_nametbl_subscribe(struct subscription *s)
{
u32 type = s->seq.type;
struct name_seq *seq;
write_lock_bh(&nametbl_lock);
write_lock_bh(&tipc_nametbl_lock);
seq = nametbl_find_seq(type);
if (!seq) {
seq = nameseq_create(type, &table.types[hash(type)]);
seq = tipc_nameseq_create(type, &table.types[hash(type)]);
}
if (seq){
spin_lock_bh(&seq->lock);
dbg("nametbl_subscribe:found %x for <%u,%u,%u>\n",
dbg("tipc_nametbl_subscribe:found %x for <%u,%u,%u>\n",
seq, type, s->seq.lower, s->seq.upper);
assert(seq->type == type);
nameseq_subscribe(seq, s);
tipc_nameseq_subscribe(seq, s);
spin_unlock_bh(&seq->lock);
}
write_unlock_bh(&nametbl_lock);
write_unlock_bh(&tipc_nametbl_lock);
}
/**
* nametbl_unsubscribe - remove a subscription object from name table
* tipc_nametbl_unsubscribe - remove a subscription object from name table
*/
void
nametbl_unsubscribe(struct subscription *s)
tipc_nametbl_unsubscribe(struct subscription *s)
{
struct name_seq *seq;
write_lock_bh(&nametbl_lock);
write_lock_bh(&tipc_nametbl_lock);
seq = nametbl_find_seq(s->seq.type);
if (seq != NULL){
spin_lock_bh(&seq->lock);
@ -830,7 +830,7 @@ nametbl_unsubscribe(struct subscription *s)
kfree(seq);
}
}
write_unlock_bh(&nametbl_lock);
write_unlock_bh(&tipc_nametbl_lock);
}
@ -983,17 +983,17 @@ static void nametbl_list(struct print_buf *buf, u32 depth_info,
}
}
void nametbl_print(struct print_buf *buf, const char *str)
void tipc_nametbl_print(struct print_buf *buf, const char *str)
{
tipc_printf(buf, str);
read_lock_bh(&nametbl_lock);
read_lock_bh(&tipc_nametbl_lock);
nametbl_list(buf, 0, 0, 0, 0);
read_unlock_bh(&nametbl_lock);
read_unlock_bh(&tipc_nametbl_lock);
}
#define MAX_NAME_TBL_QUERY 32768
struct sk_buff *nametbl_get(const void *req_tlv_area, int req_tlv_space)
struct sk_buff *tipc_nametbl_get(const void *req_tlv_area, int req_tlv_space)
{
struct sk_buff *buf;
struct tipc_name_table_query *argv;
@ -1002,20 +1002,20 @@ struct sk_buff *nametbl_get(const void *req_tlv_area, int req_tlv_space)
int str_len;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_NAME_TBL_QUERY))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
buf = cfg_reply_alloc(TLV_SPACE(MAX_NAME_TBL_QUERY));
buf = tipc_cfg_reply_alloc(TLV_SPACE(MAX_NAME_TBL_QUERY));
if (!buf)
return NULL;
rep_tlv = (struct tlv_desc *)buf->data;
printbuf_init(&b, TLV_DATA(rep_tlv), MAX_NAME_TBL_QUERY);
tipc_printbuf_init(&b, TLV_DATA(rep_tlv), MAX_NAME_TBL_QUERY);
argv = (struct tipc_name_table_query *)TLV_DATA(req_tlv_area);
read_lock_bh(&nametbl_lock);
read_lock_bh(&tipc_nametbl_lock);
nametbl_list(&b, ntohl(argv->depth), ntohl(argv->type),
ntohl(argv->lowbound), ntohl(argv->upbound));
read_unlock_bh(&nametbl_lock);
str_len = printbuf_validate(&b);
read_unlock_bh(&tipc_nametbl_lock);
str_len = tipc_printbuf_validate(&b);
skb_put(buf, TLV_SPACE(str_len));
TLV_SET(rep_tlv, TIPC_TLV_ULTRA_STRING, NULL, str_len);
@ -1023,12 +1023,12 @@ struct sk_buff *nametbl_get(const void *req_tlv_area, int req_tlv_space)
return buf;
}
void nametbl_dump(void)
void tipc_nametbl_dump(void)
{
nametbl_list(CONS, 0, 0, 0, 0);
nametbl_list(TIPC_CONS, 0, 0, 0, 0);
}
int nametbl_init(void)
int tipc_nametbl_init(void)
{
int array_size = sizeof(struct hlist_head) * tipc_nametbl_size;
@ -1036,14 +1036,14 @@ int nametbl_init(void)
if (!table.types)
return -ENOMEM;
write_lock_bh(&nametbl_lock);
write_lock_bh(&tipc_nametbl_lock);
memset(table.types, 0, array_size);
table.local_publ_count = 0;
write_unlock_bh(&nametbl_lock);
write_unlock_bh(&tipc_nametbl_lock);
return 0;
}
void nametbl_stop(void)
void tipc_nametbl_stop(void)
{
struct hlist_head *seq_head;
struct hlist_node *seq_node;
@ -1054,7 +1054,7 @@ void nametbl_stop(void)
if (!table.types)
return;
write_lock_bh(&nametbl_lock);
write_lock_bh(&tipc_nametbl_lock);
for (i = 0; i < tipc_nametbl_size; i++) {
seq_head = &table.types[i];
hlist_for_each_entry_safe(seq, seq_node, tmp, seq_head, ns_list) {
@ -1075,5 +1075,5 @@ void nametbl_stop(void)
}
kfree(table.types);
table.types = NULL;
write_unlock_bh(&nametbl_lock);
write_unlock_bh(&tipc_nametbl_lock);
}

26
net/tipc/name_table.h
View File

@ -85,24 +85,24 @@ struct publication {
};
extern rwlock_t nametbl_lock;
extern rwlock_t tipc_nametbl_lock;
struct sk_buff *nametbl_get(const void *req_tlv_area, int req_tlv_space);
u32 nametbl_translate(u32 type, u32 instance, u32 *node);
int nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit,
struct sk_buff *tipc_nametbl_get(const void *req_tlv_area, int req_tlv_space);
u32 tipc_nametbl_translate(u32 type, u32 instance, u32 *node);
int tipc_nametbl_mc_translate(u32 type, u32 lower, u32 upper, u32 limit,
struct port_list *dports);
int nametbl_publish_rsv(u32 ref, unsigned int scope,
int tipc_nametbl_publish_rsv(u32 ref, unsigned int scope,
struct tipc_name_seq const *seq);
struct publication *nametbl_publish(u32 type, u32 lower, u32 upper,
struct publication *tipc_nametbl_publish(u32 type, u32 lower, u32 upper,
u32 scope, u32 port_ref, u32 key);
int nametbl_withdraw(u32 type, u32 lower, u32 ref, u32 key);
struct publication *nametbl_insert_publ(u32 type, u32 lower, u32 upper,
int tipc_nametbl_withdraw(u32 type, u32 lower, u32 ref, u32 key);
struct publication *tipc_nametbl_insert_publ(u32 type, u32 lower, u32 upper,
u32 scope, u32 node, u32 ref, u32 key);
struct publication *nametbl_remove_publ(u32 type, u32 lower,
struct publication *tipc_nametbl_remove_publ(u32 type, u32 lower,
u32 node, u32 ref, u32 key);
void nametbl_subscribe(struct subscription *s);
void nametbl_unsubscribe(struct subscription *s);
int nametbl_init(void);
void nametbl_stop(void);
void tipc_nametbl_subscribe(struct subscription *s);
void tipc_nametbl_unsubscribe(struct subscription *s);
int tipc_nametbl_init(void);
void tipc_nametbl_stop(void);
#endif

126
net/tipc/net.c
View File

@ -58,25 +58,25 @@
* 1: The routing hierarchy.
* Comprises the structures 'zone', 'cluster', 'node', 'link'
* and 'bearer'. The whole hierarchy is protected by a big
* read/write lock, net_lock, to enssure that nothing is added
* read/write lock, tipc_net_lock, to enssure that nothing is added
* or removed while code is accessing any of these structures.
* This layer must not be called from the two others while they
* hold any of their own locks.
* Neither must it itself do any upcalls to the other two before
* it has released net_lock and other protective locks.
* it has released tipc_net_lock and other protective locks.
*
* Within the net_lock domain there are two sub-domains;'node' and
* Within the tipc_net_lock domain there are two sub-domains;'node' and
* 'bearer', where local write operations are permitted,
* provided that those are protected by individual spin_locks
* per instance. Code holding net_lock(read) and a node spin_lock
* per instance. Code holding tipc_net_lock(read) and a node spin_lock
* is permitted to poke around in both the node itself and its
* subordinate links. I.e, it can update link counters and queues,
* change link state, send protocol messages, and alter the
* "active_links" array in the node; but it can _not_ remove a link
* or a node from the overall structure.
* Correspondingly, individual bearers may change status within a
* net_lock(read), protected by an individual spin_lock ber bearer
* instance, but it needs net_lock(write) to remove/add any bearers.
* tipc_net_lock(read), protected by an individual spin_lock ber bearer
* instance, but it needs tipc_net_lock(write) to remove/add any bearers.
*
*
* 2: The transport level of the protocol.
@ -97,91 +97,91 @@
* (Nobody is using read-only access to this, so it can just as
* well be changed to a spin_lock)
* - A spin lock to protect the registry of kernel/driver users (reg.c)
* - A global spin_lock (port_lock), which only task is to ensure
* - A global spin_lock (tipc_port_lock), which only task is to ensure
* consistency where more than one port is involved in an operation,
* i.e., whe a port is part of a linked list of ports.
* There are two such lists; 'port_list', which is used for management,
* and 'wait_list', which is used to queue ports during congestion.
*
* 3: The name table (name_table.c, name_distr.c, subscription.c)
* - There is one big read/write-lock (nametbl_lock) protecting the
* - There is one big read/write-lock (tipc_nametbl_lock) protecting the
* overall name table structure. Nothing must be added/removed to
* this structure without holding write access to it.
* - There is one local spin_lock per sub_sequence, which can be seen
* as a sub-domain to the nametbl_lock domain. It is used only
* as a sub-domain to the tipc_nametbl_lock domain. It is used only
* for translation operations, and is needed because a translation
* steps the root of the 'publication' linked list between each lookup.
* This is always used within the scope of a nametbl_lock(read).
* This is always used within the scope of a tipc_nametbl_lock(read).
* - A local spin_lock protecting the queue of subscriber events.
*/
rwlock_t net_lock = RW_LOCK_UNLOCKED;
struct network net = { 0 };
rwlock_t tipc_net_lock = RW_LOCK_UNLOCKED;
struct network tipc_net = { 0 };
struct node *net_select_remote_node(u32 addr, u32 ref)
struct node *tipc_net_select_remote_node(u32 addr, u32 ref)
{
return zone_select_remote_node(net.zones[tipc_zone(addr)], addr, ref);
return tipc_zone_select_remote_node(tipc_net.zones[tipc_zone(addr)], addr, ref);
}
u32 net_select_router(u32 addr, u32 ref)
u32 tipc_net_select_router(u32 addr, u32 ref)
{
return zone_select_router(net.zones[tipc_zone(addr)], addr, ref);
return tipc_zone_select_router(tipc_net.zones[tipc_zone(addr)], addr, ref);
}
u32 net_next_node(u32 a)
u32 tipc_net_next_node(u32 a)
{
if (net.zones[tipc_zone(a)])
return zone_next_node(a);
if (tipc_net.zones[tipc_zone(a)])
return tipc_zone_next_node(a);
return 0;
}
void net_remove_as_router(u32 router)
void tipc_net_remove_as_router(u32 router)
{
u32 z_num;
for (z_num = 1; z_num <= tipc_max_zones; z_num++) {
if (!net.zones[z_num])
if (!tipc_net.zones[z_num])
continue;
zone_remove_as_router(net.zones[z_num], router);
tipc_zone_remove_as_router(tipc_net.zones[z_num], router);
}
}
void net_send_external_routes(u32 dest)
void tipc_net_send_external_routes(u32 dest)
{
u32 z_num;
for (z_num = 1; z_num <= tipc_max_zones; z_num++) {
if (net.zones[z_num])
zone_send_external_routes(net.zones[z_num], dest);
if (tipc_net.zones[z_num])
tipc_zone_send_external_routes(tipc_net.zones[z_num], dest);
}
}
int net_init(void)
static int net_init(void)
{
u32 sz = sizeof(struct _zone *) * (tipc_max_zones + 1);
memset(&net, 0, sizeof(net));
net.zones = (struct _zone **)kmalloc(sz, GFP_ATOMIC);
if (!net.zones) {
memset(&tipc_net, 0, sizeof(tipc_net));
tipc_net.zones = (struct _zone **)kmalloc(sz, GFP_ATOMIC);
if (!tipc_net.zones) {
return -ENOMEM;
}
memset(net.zones, 0, sz);
memset(tipc_net.zones, 0, sz);
return TIPC_OK;
}
void net_stop(void)
static void net_stop(void)
{
u32 z_num;
if (!net.zones)
if (!tipc_net.zones)
return;
for (z_num = 1; z_num <= tipc_max_zones; z_num++) {
zone_delete(net.zones[z_num]);
tipc_zone_delete(tipc_net.zones[z_num]);
}
kfree(net.zones);
net.zones = 0;
kfree(tipc_net.zones);
tipc_net.zones = 0;
}
static void net_route_named_msg(struct sk_buff *buf)
@ -191,26 +191,26 @@ static void net_route_named_msg(struct sk_buff *buf)
u32 dport;
if (!msg_named(msg)) {
msg_dbg(msg, "net->drop_nam:");
msg_dbg(msg, "tipc_net->drop_nam:");
buf_discard(buf);
return;
}
dnode = addr_domain(msg_lookup_scope(msg));
dport = nametbl_translate(msg_nametype(msg), msg_nameinst(msg), &dnode);
dbg("net->lookup<%u,%u>-><%u,%x>\n",
dport = tipc_nametbl_translate(msg_nametype(msg), msg_nameinst(msg), &dnode);
dbg("tipc_net->lookup<%u,%u>-><%u,%x>\n",
msg_nametype(msg), msg_nameinst(msg), dport, dnode);
if (dport) {
msg_set_destnode(msg, dnode);
msg_set_destport(msg, dport);
net_route_msg(buf);
tipc_net_route_msg(buf);
return;
}
msg_dbg(msg, "net->rej:NO NAME: ");
msg_dbg(msg, "tipc_net->rej:NO NAME: ");
tipc_reject_msg(buf, TIPC_ERR_NO_NAME);
}
void net_route_msg(struct sk_buff *buf)
void tipc_net_route_msg(struct sk_buff *buf)
{
struct tipc_msg *msg;
u32 dnode;
@ -232,29 +232,29 @@ void net_route_msg(struct sk_buff *buf)
return;
}
msg_dbg(msg, "net->rout: ");
msg_dbg(msg, "tipc_net->rout: ");
/* Handle message for this node */
dnode = msg_short(msg) ? tipc_own_addr : msg_destnode(msg);
if (in_scope(dnode, tipc_own_addr)) {
if (msg_isdata(msg)) {
if (msg_mcast(msg))
port_recv_mcast(buf, NULL);
tipc_port_recv_mcast(buf, NULL);
else if (msg_destport(msg))
port_recv_msg(buf);
tipc_port_recv_msg(buf);
else
net_route_named_msg(buf);
return;
}
switch (msg_user(msg)) {
case ROUTE_DISTRIBUTOR:
cluster_recv_routing_table(buf);
tipc_cltr_recv_routing_table(buf);
break;
case NAME_DISTRIBUTOR:
named_recv(buf);
tipc_named_recv(buf);
break;
case CONN_MANAGER:
port_recv_proto_msg(buf);
tipc_port_recv_proto_msg(buf);
break;
default:
msg_dbg(msg,"DROP/NET/<REC<");
@ -265,10 +265,10 @@ void net_route_msg(struct sk_buff *buf)
/* Handle message for another node */
msg_dbg(msg, "NET>SEND>: ");
link_send(buf, dnode, msg_link_selector(msg));
tipc_link_send(buf, dnode, msg_link_selector(msg));
}
int tipc_start_net(void)
int tipc_net_start(void)
{
char addr_string[16];
int res;
@ -277,35 +277,35 @@ int tipc_start_net(void)
return -ENOPROTOOPT;
tipc_mode = TIPC_NET_MODE;
named_reinit();
port_reinit();
tipc_named_reinit();
tipc_port_reinit();
if ((res = bearer_init()) ||
if ((res = tipc_bearer_init()) ||
(res = net_init()) ||
(res = cluster_init()) ||
(res = bclink_init())) {
(res = tipc_cltr_init()) ||
(res = tipc_bclink_init())) {
return res;
}
subscr_stop();
cfg_stop();
k_signal((Handler)subscr_start, 0);
k_signal((Handler)cfg_init, 0);
tipc_subscr_stop();
tipc_cfg_stop();
tipc_k_signal((Handler)tipc_subscr_start, 0);
tipc_k_signal((Handler)tipc_cfg_init, 0);
info("Started in network mode\n");
info("Own node address %s, network identity %u\n",
addr_string_fill(addr_string, tipc_own_addr), tipc_net_id);
return TIPC_OK;
}
void tipc_stop_net(void)
void tipc_net_stop(void)
{
if (tipc_mode != TIPC_NET_MODE)
return;
write_lock_bh(&net_lock);
bearer_stop();
write_lock_bh(&tipc_net_lock);
tipc_bearer_stop();
tipc_mode = TIPC_NODE_MODE;
bclink_stop();
tipc_bclink_stop();
net_stop();
write_unlock_bh(&net_lock);
write_unlock_bh(&tipc_net_lock);
info("Left network mode \n");
}

20
net/tipc/net.h
View File

@ -49,18 +49,16 @@ struct network {
};
extern struct network net;
extern rwlock_t net_lock;
extern struct network tipc_net;
extern rwlock_t tipc_net_lock;
int net_init(void);
void net_stop(void);
void net_remove_as_router(u32 router);
void net_send_external_routes(u32 dest);
void net_route_msg(struct sk_buff *buf);
struct node *net_select_remote_node(u32 addr, u32 ref);
u32 net_select_router(u32 addr, u32 ref);
void tipc_net_remove_as_router(u32 router);
void tipc_net_send_external_routes(u32 dest);
void tipc_net_route_msg(struct sk_buff *buf);
struct node *tipc_net_select_remote_node(u32 addr, u32 ref);
u32 tipc_net_select_router(u32 addr, u32 ref);
int tipc_start_net(void);
void tipc_stop_net(void);
int tipc_net_start(void);
void tipc_net_stop(void);
#endif

16
net/tipc/netlink.c
View File

@ -47,13 +47,13 @@ static int handle_cmd(struct sk_buff *skb, struct genl_info *info)
int hdr_space = NLMSG_SPACE(GENL_HDRLEN + TIPC_GENL_HDRLEN);
if ((req_userhdr->cmd & 0xC000) && (!capable(CAP_NET_ADMIN)))
rep_buf = cfg_reply_error_string(TIPC_CFG_NOT_NET_ADMIN);
rep_buf = tipc_cfg_reply_error_string(TIPC_CFG_NOT_NET_ADMIN);
else
rep_buf = cfg_do_cmd(req_userhdr->dest,
req_userhdr->cmd,
NLMSG_DATA(req_nlh) + GENL_HDRLEN + TIPC_GENL_HDRLEN,
NLMSG_PAYLOAD(req_nlh, GENL_HDRLEN + TIPC_GENL_HDRLEN),
hdr_space);
rep_buf = tipc_cfg_do_cmd(req_userhdr->dest,
req_userhdr->cmd,
NLMSG_DATA(req_nlh) + GENL_HDRLEN + TIPC_GENL_HDRLEN,
NLMSG_PAYLOAD(req_nlh, GENL_HDRLEN + TIPC_GENL_HDRLEN),
hdr_space);
if (rep_buf) {
skb_push(rep_buf, hdr_space);
@ -81,7 +81,7 @@ static struct genl_ops ops = {
static int family_registered = 0;
int netlink_start(void)
int tipc_netlink_start(void)
{
@ -103,7 +103,7 @@ int netlink_start(void)
return -EFAULT;
}
void netlink_stop(void)
void tipc_netlink_stop(void)
{
if (family_registered) {
genl_unregister_family(&family);

215
net/tipc/node.c
View File

@ -45,17 +45,16 @@
#include "port.h"
#include "bearer.h"
#include "name_distr.h"
#include "net.h"
void node_print(struct print_buf *buf, struct node *n_ptr, char *str);
static void node_lost_contact(struct node *n_ptr);
static void node_established_contact(struct node *n_ptr);
struct node *nodes = NULL; /* sorted list of nodes within cluster */
struct node *tipc_nodes = NULL; /* sorted list of nodes within cluster */
u32 tipc_own_tag = 0;
struct node *node_create(u32 addr)
struct node *tipc_node_create(u32 addr)
{
struct cluster *c_ptr;
struct node *n_ptr;
@ -68,16 +67,16 @@ struct node *node_create(u32 addr)
n_ptr->lock = SPIN_LOCK_UNLOCKED;
INIT_LIST_HEAD(&n_ptr->nsub);
c_ptr = cluster_find(addr);
c_ptr = tipc_cltr_find(addr);
if (c_ptr == NULL)
c_ptr = cluster_create(addr);
c_ptr = tipc_cltr_create(addr);
if (c_ptr != NULL) {
n_ptr->owner = c_ptr;
cluster_attach_node(c_ptr, n_ptr);
tipc_cltr_attach_node(c_ptr, n_ptr);
n_ptr->last_router = -1;
/* Insert node into ordered list */
for (curr_node = &nodes; *curr_node;
for (curr_node = &tipc_nodes; *curr_node;
curr_node = &(*curr_node)->next) {
if (addr < (*curr_node)->addr) {
n_ptr->next = *curr_node;
@ -93,13 +92,13 @@ struct node *node_create(u32 addr)
return n_ptr;
}
void node_delete(struct node *n_ptr)
void tipc_node_delete(struct node *n_ptr)
{
if (!n_ptr)
return;
#if 0
/* Not needed because links are already deleted via bearer_stop() */
/* Not needed because links are already deleted via tipc_bearer_stop() */
u32 l_num;
@ -114,12 +113,12 @@ void node_delete(struct node *n_ptr)
/**
* node_link_up - handle addition of link
* tipc_node_link_up - handle addition of link
*
* Link becomes active (alone or shared) or standby, depending on its priority.
*/
void node_link_up(struct node *n_ptr, struct link *l_ptr)
void tipc_node_link_up(struct node *n_ptr, struct link *l_ptr)
{
struct link **active = &n_ptr->active_links[0];
@ -136,7 +135,7 @@ void node_link_up(struct node *n_ptr, struct link *l_ptr)
info("Link is standby\n");
return;
}
link_send_duplicate(active[0], l_ptr);
tipc_link_send_duplicate(active[0], l_ptr);
if (l_ptr->priority == active[0]->priority) {
active[0] = l_ptr;
return;
@ -161,7 +160,7 @@ static void node_select_active_links(struct node *n_ptr)
for (i = 0; i < MAX_BEARERS; i++) {
struct link *l_ptr = n_ptr->links[i];
if (!l_ptr || !link_is_up(l_ptr) ||
if (!l_ptr || !tipc_link_is_up(l_ptr) ||
(l_ptr->priority < highest_prio))
continue;
@ -175,14 +174,14 @@ static void node_select_active_links(struct node *n_ptr)
}
/**
* node_link_down - handle loss of link
* tipc_node_link_down - handle loss of link
*/
void node_link_down(struct node *n_ptr, struct link *l_ptr)
void tipc_node_link_down(struct node *n_ptr, struct link *l_ptr)
{
struct link **active;
if (!link_is_active(l_ptr)) {
if (!tipc_link_is_active(l_ptr)) {
info("Lost standby link <%s> on network plane %c\n",
l_ptr->name, l_ptr->b_ptr->net_plane);
return;
@ -197,40 +196,40 @@ void node_link_down(struct node *n_ptr, struct link *l_ptr)
active[1] = active[0];
if (active[0] == l_ptr)
node_select_active_links(n_ptr);
if (node_is_up(n_ptr))
link_changeover(l_ptr);
if (tipc_node_is_up(n_ptr))
tipc_link_changeover(l_ptr);
else
node_lost_contact(n_ptr);
}
int node_has_active_links(struct node *n_ptr)
int tipc_node_has_active_links(struct node *n_ptr)
{
return (n_ptr &&
((n_ptr->active_links[0]) || (n_ptr->active_links[1])));
}
int node_has_redundant_links(struct node *n_ptr)
int tipc_node_has_redundant_links(struct node *n_ptr)
{
return (node_has_active_links(n_ptr) &&
return (tipc_node_has_active_links(n_ptr) &&
(n_ptr->active_links[0] != n_ptr->active_links[1]));
}
int node_has_active_routes(struct node *n_ptr)
int tipc_node_has_active_routes(struct node *n_ptr)
{
return (n_ptr && (n_ptr->last_router >= 0));
}
int node_is_up(struct node *n_ptr)
int tipc_node_is_up(struct node *n_ptr)
{
return (node_has_active_links(n_ptr) || node_has_active_routes(n_ptr));
return (tipc_node_has_active_links(n_ptr) || tipc_node_has_active_routes(n_ptr));
}
struct node *node_attach_link(struct link *l_ptr)
struct node *tipc_node_attach_link(struct link *l_ptr)
{
struct node *n_ptr = node_find(l_ptr->addr);
struct node *n_ptr = tipc_node_find(l_ptr->addr);
if (!n_ptr)
n_ptr = node_create(l_ptr->addr);
n_ptr = tipc_node_create(l_ptr->addr);
if (n_ptr) {
u32 bearer_id = l_ptr->b_ptr->identity;
char addr_string[16];
@ -246,7 +245,7 @@ struct node *node_attach_link(struct link *l_ptr)
if (!n_ptr->links[bearer_id]) {
n_ptr->links[bearer_id] = l_ptr;
net.zones[tipc_zone(l_ptr->addr)]->links++;
tipc_net.zones[tipc_zone(l_ptr->addr)]->links++;
n_ptr->link_cnt++;
return n_ptr;
}
@ -257,10 +256,10 @@ struct node *node_attach_link(struct link *l_ptr)
return 0;
}
void node_detach_link(struct node *n_ptr, struct link *l_ptr)
void tipc_node_detach_link(struct node *n_ptr, struct link *l_ptr)
{
n_ptr->links[l_ptr->b_ptr->identity] = 0;
net.zones[tipc_zone(l_ptr->addr)]->links--;
tipc_net.zones[tipc_zone(l_ptr->addr)]->links--;
n_ptr->link_cnt--;
}
@ -315,45 +314,45 @@ static void node_established_contact(struct node *n_ptr)
struct cluster *c_ptr;
dbg("node_established_contact:-> %x\n", n_ptr->addr);
if (!node_has_active_routes(n_ptr)) {
k_signal((Handler)named_node_up, n_ptr->addr);
if (!tipc_node_has_active_routes(n_ptr)) {
tipc_k_signal((Handler)tipc_named_node_up, n_ptr->addr);
}
/* Syncronize broadcast acks */
n_ptr->bclink.acked = bclink_get_last_sent();
n_ptr->bclink.acked = tipc_bclink_get_last_sent();
if (is_slave(tipc_own_addr))
return;
if (!in_own_cluster(n_ptr->addr)) {
/* Usage case 1 (see above) */
c_ptr = cluster_find(tipc_own_addr);
c_ptr = tipc_cltr_find(tipc_own_addr);
if (!c_ptr)
c_ptr = cluster_create(tipc_own_addr);
c_ptr = tipc_cltr_create(tipc_own_addr);
if (c_ptr)
cluster_bcast_new_route(c_ptr, n_ptr->addr, 1,
tipc_max_nodes);
tipc_cltr_bcast_new_route(c_ptr, n_ptr->addr, 1,
tipc_max_nodes);
return;
}
c_ptr = n_ptr->owner;
if (is_slave(n_ptr->addr)) {
/* Usage case 2 (see above) */
cluster_bcast_new_route(c_ptr, n_ptr->addr, 1, tipc_max_nodes);
cluster_send_local_routes(c_ptr, n_ptr->addr);
tipc_cltr_bcast_new_route(c_ptr, n_ptr->addr, 1, tipc_max_nodes);
tipc_cltr_send_local_routes(c_ptr, n_ptr->addr);
return;
}
if (n_ptr->bclink.supported) {
nmap_add(&cluster_bcast_nodes, n_ptr->addr);
tipc_nmap_add(&tipc_cltr_bcast_nodes, n_ptr->addr);
if (n_ptr->addr < tipc_own_addr)
tipc_own_tag++;
}
/* Case 3 (see above) */
net_send_external_routes(n_ptr->addr);
cluster_send_slave_routes(c_ptr, n_ptr->addr);
cluster_bcast_new_route(c_ptr, n_ptr->addr, LOWEST_SLAVE,
highest_allowed_slave);
tipc_net_send_external_routes(n_ptr->addr);
tipc_cltr_send_slave_routes(c_ptr, n_ptr->addr);
tipc_cltr_bcast_new_route(c_ptr, n_ptr->addr, LOWEST_SLAVE,
tipc_highest_allowed_slave);
}
static void node_lost_contact(struct node *n_ptr)
@ -375,39 +374,39 @@ static void node_lost_contact(struct node *n_ptr)
n_ptr->bclink.defragm = NULL;
}
if (in_own_cluster(n_ptr->addr) && n_ptr->bclink.supported) {
bclink_acknowledge(n_ptr, mod(n_ptr->bclink.acked + 10000));
tipc_bclink_acknowledge(n_ptr, mod(n_ptr->bclink.acked + 10000));
}
/* Update routing tables */
if (is_slave(tipc_own_addr)) {
net_remove_as_router(n_ptr->addr);
tipc_net_remove_as_router(n_ptr->addr);
} else {
if (!in_own_cluster(n_ptr->addr)) {
/* Case 4 (see above) */
c_ptr = cluster_find(tipc_own_addr);
cluster_bcast_lost_route(c_ptr, n_ptr->addr, 1,
tipc_max_nodes);
c_ptr = tipc_cltr_find(tipc_own_addr);
tipc_cltr_bcast_lost_route(c_ptr, n_ptr->addr, 1,
tipc_max_nodes);
} else {
/* Case 5 (see above) */
c_ptr = cluster_find(n_ptr->addr);
c_ptr = tipc_cltr_find(n_ptr->addr);
if (is_slave(n_ptr->addr)) {
cluster_bcast_lost_route(c_ptr, n_ptr->addr, 1,
tipc_max_nodes);
tipc_cltr_bcast_lost_route(c_ptr, n_ptr->addr, 1,
tipc_max_nodes);
} else {
if (n_ptr->bclink.supported) {
nmap_remove(&cluster_bcast_nodes,
n_ptr->addr);
tipc_nmap_remove(&tipc_cltr_bcast_nodes,
n_ptr->addr);
if (n_ptr->addr < tipc_own_addr)
tipc_own_tag--;
}
net_remove_as_router(n_ptr->addr);
cluster_bcast_lost_route(c_ptr, n_ptr->addr,
LOWEST_SLAVE,
highest_allowed_slave);
tipc_net_remove_as_router(n_ptr->addr);
tipc_cltr_bcast_lost_route(c_ptr, n_ptr->addr,
LOWEST_SLAVE,
tipc_highest_allowed_slave);
}
}
}
if (node_has_active_routes(n_ptr))
if (tipc_node_has_active_routes(n_ptr))
return;
info("Lost contact with %s\n",
@ -420,35 +419,35 @@ static void node_lost_contact(struct node *n_ptr)
continue;
l_ptr->reset_checkpoint = l_ptr->next_in_no;
l_ptr->exp_msg_count = 0;
link_reset_fragments(l_ptr);
tipc_link_reset_fragments(l_ptr);
}
/* Notify subscribers */
list_for_each_entry_safe(ns, tns, &n_ptr->nsub, nodesub_list) {
ns->node = 0;
list_del_init(&ns->nodesub_list);
k_signal((Handler)ns->handle_node_down,
(unsigned long)ns->usr_handle);
tipc_k_signal((Handler)ns->handle_node_down,
(unsigned long)ns->usr_handle);
}
}
/**
* node_select_next_hop - find the next-hop node for a message
* tipc_node_select_next_hop - find the next-hop node for a message
*
* Called by when cluster local lookup has failed.
*/
struct node *node_select_next_hop(u32 addr, u32 selector)
struct node *tipc_node_select_next_hop(u32 addr, u32 selector)
{
struct node *n_ptr;
u32 router_addr;
if (!addr_domain_valid(addr))
if (!tipc_addr_domain_valid(addr))
return 0;
/* Look for direct link to destination processsor */
n_ptr = node_find(addr);
if (n_ptr && node_has_active_links(n_ptr))
n_ptr = tipc_node_find(addr);
if (n_ptr && tipc_node_has_active_links(n_ptr))
return n_ptr;
/* Cluster local system nodes *must* have direct links */
@ -456,9 +455,9 @@ struct node *node_select_next_hop(u32 addr, u32 selector)
return 0;
/* Look for cluster local router with direct link to node */
router_addr = node_select_router(n_ptr, selector);
router_addr = tipc_node_select_router(n_ptr, selector);
if (router_addr)
return node_select(router_addr, selector);
return tipc_node_select(router_addr, selector);
/* Slave nodes can only be accessed within own cluster via a
known router with direct link -- if no router was found,give up */
@ -467,25 +466,25 @@ struct node *node_select_next_hop(u32 addr, u32 selector)
/* Inter zone/cluster -- find any direct link to remote cluster */
addr = tipc_addr(tipc_zone(addr), tipc_cluster(addr), 0);
n_ptr = net_select_remote_node(addr, selector);
if (n_ptr && node_has_active_links(n_ptr))
n_ptr = tipc_net_select_remote_node(addr, selector);
if (n_ptr && tipc_node_has_active_links(n_ptr))
return n_ptr;
/* Last resort -- look for any router to anywhere in remote zone */
router_addr = net_select_router(addr, selector);
router_addr = tipc_net_select_router(addr, selector);
if (router_addr)
return node_select(router_addr, selector);
return tipc_node_select(router_addr, selector);
return 0;
}
/**
* node_select_router - select router to reach specified node
* tipc_node_select_router - select router to reach specified node
*
* Uses a deterministic and fair algorithm for selecting router node.
*/
u32 node_select_router(struct node *n_ptr, u32 ref)
u32 tipc_node_select_router(struct node *n_ptr, u32 ref)
{
u32 ulim;
u32 mask;
@ -523,7 +522,7 @@ u32 node_select_router(struct node *n_ptr, u32 ref)
return tipc_addr(own_zone(), own_cluster(), r);
}
void node_add_router(struct node *n_ptr, u32 router)
void tipc_node_add_router(struct node *n_ptr, u32 router)
{
u32 r_num = tipc_node(router);
@ -534,7 +533,7 @@ void node_add_router(struct node *n_ptr, u32 router)
!n_ptr->routers[n_ptr->last_router]);
}
void node_remove_router(struct node *n_ptr, u32 router)
void tipc_node_remove_router(struct node *n_ptr, u32 router)
{
u32 r_num = tipc_node(router);
@ -547,7 +546,7 @@ void node_remove_router(struct node *n_ptr, u32 router)
while ((--n_ptr->last_router >= 0) &&
!n_ptr->routers[n_ptr->last_router]);
if (!node_is_up(n_ptr))
if (!tipc_node_is_up(n_ptr))
node_lost_contact(n_ptr);
}
@ -572,16 +571,16 @@ u32 tipc_available_nodes(const u32 domain)
struct node *n_ptr;
u32 cnt = 0;
for (n_ptr = nodes; n_ptr; n_ptr = n_ptr->next) {
for (n_ptr = tipc_nodes; n_ptr; n_ptr = n_ptr->next) {
if (!in_scope(domain, n_ptr->addr))
continue;
if (node_is_up(n_ptr))
if (tipc_node_is_up(n_ptr))
cnt++;
}
return cnt;
}
struct sk_buff *node_get_nodes(const void *req_tlv_area, int req_tlv_space)
struct sk_buff *tipc_node_get_nodes(const void *req_tlv_area, int req_tlv_space)
{
u32 domain;
struct sk_buff *buf;
@ -589,40 +588,40 @@ struct sk_buff *node_get_nodes(const void *req_tlv_area, int req_tlv_space)
struct tipc_node_info node_info;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_NET_ADDR))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
domain = *(u32 *)TLV_DATA(req_tlv_area);
domain = ntohl(domain);
if (!addr_domain_valid(domain))
return cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (network address)");
if (!tipc_addr_domain_valid(domain))
return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (network address)");
if (!nodes)
return cfg_reply_none();
if (!tipc_nodes)
return tipc_cfg_reply_none();
/* For now, get space for all other nodes
(will need to modify this when slave nodes are supported */
buf = cfg_reply_alloc(TLV_SPACE(sizeof(node_info)) *
(tipc_max_nodes - 1));
buf = tipc_cfg_reply_alloc(TLV_SPACE(sizeof(node_info)) *
(tipc_max_nodes - 1));
if (!buf)
return NULL;
/* Add TLVs for all nodes in scope */
for (n_ptr = nodes; n_ptr; n_ptr = n_ptr->next) {
for (n_ptr = tipc_nodes; n_ptr; n_ptr = n_ptr->next) {
if (!in_scope(domain, n_ptr->addr))
continue;
node_info.addr = htonl(n_ptr->addr);
node_info.up = htonl(node_is_up(n_ptr));
cfg_append_tlv(buf, TIPC_TLV_NODE_INFO,
&node_info, sizeof(node_info));
node_info.up = htonl(tipc_node_is_up(n_ptr));
tipc_cfg_append_tlv(buf, TIPC_TLV_NODE_INFO,
&node_info, sizeof(node_info));
}
return buf;
}
struct sk_buff *node_get_links(const void *req_tlv_area, int req_tlv_space)
struct sk_buff *tipc_node_get_links(const void *req_tlv_area, int req_tlv_space)
{
u32 domain;
struct sk_buff *buf;
@ -630,22 +629,22 @@ struct sk_buff *node_get_links(const void *req_tlv_area, int req_tlv_space)
struct tipc_link_info link_info;
if (!TLV_CHECK(req_tlv_area, req_tlv_space, TIPC_TLV_NET_ADDR))
return cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
return tipc_cfg_reply_error_string(TIPC_CFG_TLV_ERROR);
domain = *(u32 *)TLV_DATA(req_tlv_area);
domain = ntohl(domain);
if (!addr_domain_valid(domain))
return cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (network address)");
if (!tipc_addr_domain_valid(domain))
return tipc_cfg_reply_error_string(TIPC_CFG_INVALID_VALUE
" (network address)");
if (!nodes)
return cfg_reply_none();
if (!tipc_nodes)
return tipc_cfg_reply_none();
/* For now, get space for 2 links to all other nodes + bcast link
(will need to modify this when slave nodes are supported */
buf = cfg_reply_alloc(TLV_SPACE(sizeof(link_info)) *
(2 * (tipc_max_nodes - 1) + 1));
buf = tipc_cfg_reply_alloc(TLV_SPACE(sizeof(link_info)) *
(2 * (tipc_max_nodes - 1) + 1));
if (!buf)
return NULL;
@ -654,12 +653,12 @@ struct sk_buff *node_get_links(const void *req_tlv_area, int req_tlv_space)
link_info.dest = tipc_own_addr & 0xfffff00;
link_info.dest = htonl(link_info.dest);
link_info.up = htonl(1);
sprintf(link_info.str, bc_link_name);
cfg_append_tlv(buf, TIPC_TLV_LINK_INFO, &link_info, sizeof(link_info));
sprintf(link_info.str, tipc_bclink_name);
tipc_cfg_append_tlv(buf, TIPC_TLV_LINK_INFO, &link_info, sizeof(link_info));
/* Add TLVs for any other links in scope */
for (n_ptr = nodes; n_ptr; n_ptr = n_ptr->next) {
for (n_ptr = tipc_nodes; n_ptr; n_ptr = n_ptr->next) {
u32 i;
if (!in_scope(domain, n_ptr->addr))
@ -668,10 +667,10 @@ struct sk_buff *node_get_links(const void *req_tlv_area, int req_tlv_space)
if (!n_ptr->links[i])
continue;
link_info.dest = htonl(n_ptr->addr);
link_info.up = htonl(link_is_up(n_ptr->links[i]));
link_info.up = htonl(tipc_link_is_up(n_ptr->links[i]));
strcpy(link_info.str, n_ptr->links[i]->name);
cfg_append_tlv(buf, TIPC_TLV_LINK_INFO,
&link_info, sizeof(link_info));
tipc_cfg_append_tlv(buf, TIPC_TLV_LINK_INFO,
&link_info, sizeof(link_info));
}
}

50
net/tipc/node.h
View File

@ -92,31 +92,31 @@ struct node {
} bclink;
};
extern struct node *nodes;
extern struct node *tipc_nodes;
extern u32 tipc_own_tag;
struct node *node_create(u32 addr);
void node_delete(struct node *n_ptr);
struct node *node_attach_link(struct link *l_ptr);
void node_detach_link(struct node *n_ptr, struct link *l_ptr);
void node_link_down(struct node *n_ptr, struct link *l_ptr);
void node_link_up(struct node *n_ptr, struct link *l_ptr);
int node_has_active_links(struct node *n_ptr);
int node_has_redundant_links(struct node *n_ptr);
u32 node_select_router(struct node *n_ptr, u32 ref);
struct node *node_select_next_hop(u32 addr, u32 selector);
int node_is_up(struct node *n_ptr);
void node_add_router(struct node *n_ptr, u32 router);
void node_remove_router(struct node *n_ptr, u32 router);
struct sk_buff *node_get_links(const void *req_tlv_area, int req_tlv_space);
struct sk_buff *node_get_nodes(const void *req_tlv_area, int req_tlv_space);
struct node *tipc_node_create(u32 addr);
void tipc_node_delete(struct node *n_ptr);
struct node *tipc_node_attach_link(struct link *l_ptr);
void tipc_node_detach_link(struct node *n_ptr, struct link *l_ptr);
void tipc_node_link_down(struct node *n_ptr, struct link *l_ptr);
void tipc_node_link_up(struct node *n_ptr, struct link *l_ptr);
int tipc_node_has_active_links(struct node *n_ptr);
int tipc_node_has_redundant_links(struct node *n_ptr);
u32 tipc_node_select_router(struct node *n_ptr, u32 ref);
struct node *tipc_node_select_next_hop(u32 addr, u32 selector);
int tipc_node_is_up(struct node *n_ptr);
void tipc_node_add_router(struct node *n_ptr, u32 router);
void tipc_node_remove_router(struct node *n_ptr, u32 router);
struct sk_buff *tipc_node_get_links(const void *req_tlv_area, int req_tlv_space);
struct sk_buff *tipc_node_get_nodes(const void *req_tlv_area, int req_tlv_space);
static inline struct node *node_find(u32 addr)
static inline struct node *tipc_node_find(u32 addr)
{
if (likely(in_own_cluster(addr)))
return local_nodes[tipc_node(addr)];
else if (addr_domain_valid(addr)) {
struct cluster *c_ptr = cluster_find(addr);
return tipc_local_nodes[tipc_node(addr)];
else if (tipc_addr_domain_valid(addr)) {
struct cluster *c_ptr = tipc_cltr_find(addr);
if (c_ptr)
return c_ptr->nodes[tipc_node(addr)];
@ -124,19 +124,19 @@ static inline struct node *node_find(u32 addr)
return 0;
}
static inline struct node *node_select(u32 addr, u32 selector)
static inline struct node *tipc_node_select(u32 addr, u32 selector)
{
if (likely(in_own_cluster(addr)))
return local_nodes[tipc_node(addr)];
return node_select_next_hop(addr, selector);
return tipc_local_nodes[tipc_node(addr)];
return tipc_node_select_next_hop(addr, selector);
}
static inline void node_lock(struct node *n_ptr)
static inline void tipc_node_lock(struct node *n_ptr)
{
spin_lock_bh(&n_ptr->lock);
}
static inline void node_unlock(struct node *n_ptr)
static inline void tipc_node_unlock(struct node *n_ptr)
{
spin_unlock_bh(&n_ptr->lock);
}

20
net/tipc/node_subscr.c
View File

@ -41,39 +41,39 @@
#include "addr.h"
/**
* nodesub_subscribe - create "node down" subscription for specified node
* tipc_nodesub_subscribe - create "node down" subscription for specified node
*/
void nodesub_subscribe(struct node_subscr *node_sub, u32 addr,
void tipc_nodesub_subscribe(struct node_subscr *node_sub, u32 addr,
void *usr_handle, net_ev_handler handle_down)
{
node_sub->node = 0;
if (addr == tipc_own_addr)
return;
if (!addr_node_valid(addr)) {
if (!tipc_addr_node_valid(addr)) {
warn("node_subscr with illegal %x\n", addr);
return;
}
node_sub->handle_node_down = handle_down;
node_sub->usr_handle = usr_handle;
node_sub->node = node_find(addr);
node_sub->node = tipc_node_find(addr);
assert(node_sub->node);
node_lock(node_sub->node);
tipc_node_lock(node_sub->node);
list_add_tail(&node_sub->nodesub_list, &node_sub->node->nsub);
node_unlock(node_sub->node);
tipc_node_unlock(node_sub->node);
}
/**
* nodesub_unsubscribe - cancel "node down" subscription (if any)
* tipc_nodesub_unsubscribe - cancel "node down" subscription (if any)
*/
void nodesub_unsubscribe(struct node_subscr *node_sub)
void tipc_nodesub_unsubscribe(struct node_subscr *node_sub)
{
if (!node_sub->node)
return;
node_lock(node_sub->node);
tipc_node_lock(node_sub->node);
list_del_init(&node_sub->nodesub_list);
node_unlock(node_sub->node);
tipc_node_unlock(node_sub->node);
}

6
net/tipc/node_subscr.h
View File

@ -56,8 +56,8 @@ struct node_subscr {
struct list_head nodesub_list;
};
void nodesub_subscribe(struct node_subscr *node_sub, u32 addr,
void *usr_handle, net_ev_handler handle_down);
void nodesub_unsubscribe(struct node_subscr *node_sub);
void tipc_nodesub_subscribe(struct node_subscr *node_sub, u32 addr,
void *usr_handle, net_ev_handler handle_down);
void tipc_nodesub_unsubscribe(struct node_subscr *node_sub);
#endif

274
net/tipc/port.c
View File

@ -57,10 +57,10 @@
static struct sk_buff *msg_queue_head = 0;
static struct sk_buff *msg_queue_tail = 0;
spinlock_t port_list_lock = SPIN_LOCK_UNLOCKED;
spinlock_t tipc_port_list_lock = SPIN_LOCK_UNLOCKED;
static spinlock_t queue_lock = SPIN_LOCK_UNLOCKED;
LIST_HEAD(ports);
static LIST_HEAD(ports);
static void port_handle_node_down(unsigned long ref);
static struct sk_buff* port_build_self_abort_msg(struct port *,u32 err);
static struct sk_buff* port_build_peer_abort_msg(struct port *,u32 err);
@ -107,7 +107,7 @@ int tipc_multicast(u32 ref, struct tipc_name_seq const *seq, u32 domain,
struct sk_buff *buf;
struct sk_buff *ibuf = NULL;
struct port_list dports = {0, NULL, };
struct port *oport = port_deref(ref);
struct port *oport = tipc_port_deref(ref);
int ext_targets;
int res;
@ -129,8 +129,8 @@ int tipc_multicast(u32 ref, struct tipc_name_seq const *seq, u32 domain,
/* Figure out where to send multicast message */
ext_targets = nametbl_mc_translate(seq->type, seq->lower, seq->upper,
TIPC_NODE_SCOPE, &dports);
ext_targets = tipc_nametbl_mc_translate(seq->type, seq->lower, seq->upper,
TIPC_NODE_SCOPE, &dports);
/* Send message to destinations (duplicate it only if necessary) */
@ -138,12 +138,12 @@ int tipc_multicast(u32 ref, struct tipc_name_seq const *seq, u32 domain,
if (dports.count != 0) {
ibuf = skb_copy(buf, GFP_ATOMIC);
if (ibuf == NULL) {
port_list_free(&dports);
tipc_port_list_free(&dports);
buf_discard(buf);
return -ENOMEM;
}
}
res = bclink_send_msg(buf);
res = tipc_bclink_send_msg(buf);
if ((res < 0) && (dports.count != 0)) {
buf_discard(ibuf);
}
@ -153,20 +153,20 @@ int tipc_multicast(u32 ref, struct tipc_name_seq const *seq, u32 domain,
if (res >= 0) {
if (ibuf)
port_recv_mcast(ibuf, &dports);
tipc_port_recv_mcast(ibuf, &dports);
} else {
port_list_free(&dports);
tipc_port_list_free(&dports);
}
return res;
}
/**
* port_recv_mcast - deliver multicast message to all destination ports
* tipc_port_recv_mcast - deliver multicast message to all destination ports
*
* If there is no port list, perform a lookup to create one
*/
void port_recv_mcast(struct sk_buff *buf, struct port_list *dp)
void tipc_port_recv_mcast(struct sk_buff *buf, struct port_list *dp)
{
struct tipc_msg* msg;
struct port_list dports = {0, NULL, };
@ -179,7 +179,7 @@ void port_recv_mcast(struct sk_buff *buf, struct port_list *dp)
/* Create destination port list, if one wasn't supplied */
if (dp == NULL) {
nametbl_mc_translate(msg_nametype(msg),
tipc_nametbl_mc_translate(msg_nametype(msg),
msg_namelower(msg),
msg_nameupper(msg),
TIPC_CLUSTER_SCOPE,
@ -192,8 +192,8 @@ void port_recv_mcast(struct sk_buff *buf, struct port_list *dp)
if (dp->count != 0) {
if (dp->count == 1) {
msg_set_destport(msg, dp->ports[0]);
port_recv_msg(buf);
port_list_free(dp);
tipc_port_recv_msg(buf);
tipc_port_list_free(dp);
return;
}
for (; cnt < dp->count; cnt++) {
@ -209,12 +209,12 @@ void port_recv_mcast(struct sk_buff *buf, struct port_list *dp)
item = item->next;
}
msg_set_destport(buf_msg(b),item->ports[index]);
port_recv_msg(b);
tipc_port_recv_msg(b);
}
}
exit:
buf_discard(buf);
port_list_free(dp);
tipc_port_list_free(dp);
}
/**
@ -238,14 +238,14 @@ u32 tipc_createport_raw(void *usr_handle,
return 0;
}
memset(p_ptr, 0, sizeof(*p_ptr));
ref = ref_acquire(p_ptr, &p_ptr->publ.lock);
ref = tipc_ref_acquire(p_ptr, &p_ptr->publ.lock);
if (!ref) {
warn("Reference Table Exhausted\n");
kfree(p_ptr);
return 0;
}
port_lock(ref);
tipc_port_lock(ref);
p_ptr->publ.ref = ref;
msg = &p_ptr->publ.phdr;
msg_init(msg, DATA_LOW, TIPC_NAMED_MSG, TIPC_OK, LONG_H_SIZE, 0);
@ -264,12 +264,12 @@ u32 tipc_createport_raw(void *usr_handle,
p_ptr->wakeup = wakeup;
p_ptr->user_port = 0;
k_init_timer(&p_ptr->timer, (Handler)port_timeout, ref);
spin_lock_bh(&port_list_lock);
spin_lock_bh(&tipc_port_list_lock);
INIT_LIST_HEAD(&p_ptr->publications);
INIT_LIST_HEAD(&p_ptr->port_list);
list_add_tail(&p_ptr->port_list, &ports);
spin_unlock_bh(&port_list_lock);
port_unlock(p_ptr);
spin_unlock_bh(&tipc_port_list_lock);
tipc_port_unlock(p_ptr);
return ref;
}
@ -279,31 +279,31 @@ int tipc_deleteport(u32 ref)
struct sk_buff *buf = 0;
tipc_withdraw(ref, 0, 0);
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
ref_discard(ref);
port_unlock(p_ptr);
tipc_ref_discard(ref);
tipc_port_unlock(p_ptr);
k_cancel_timer(&p_ptr->timer);
if (p_ptr->publ.connected) {
buf = port_build_peer_abort_msg(p_ptr, TIPC_ERR_NO_PORT);
nodesub_unsubscribe(&p_ptr->subscription);
tipc_nodesub_unsubscribe(&p_ptr->subscription);
}
if (p_ptr->user_port) {
reg_remove_port(p_ptr->user_port);
tipc_reg_remove_port(p_ptr->user_port);
kfree(p_ptr->user_port);
}
spin_lock_bh(&port_list_lock);
spin_lock_bh(&tipc_port_list_lock);
list_del(&p_ptr->port_list);
list_del(&p_ptr->wait_list);
spin_unlock_bh(&port_list_lock);
spin_unlock_bh(&tipc_port_list_lock);
k_term_timer(&p_ptr->timer);
kfree(p_ptr);
dbg("Deleted port %u\n", ref);
net_route_msg(buf);
tipc_net_route_msg(buf);
return TIPC_OK;
}
@ -315,7 +315,7 @@ int tipc_deleteport(u32 ref)
struct tipc_port *tipc_get_port(const u32 ref)
{
return (struct tipc_port *)ref_deref(ref);
return (struct tipc_port *)tipc_ref_deref(ref);
}
/**
@ -327,11 +327,11 @@ void *tipc_get_handle(const u32 ref)
struct port *p_ptr;
void * handle;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return 0;
handle = p_ptr->publ.usr_handle;
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
return handle;
}
@ -344,7 +344,7 @@ int tipc_portunreliable(u32 ref, unsigned int *isunreliable)
{
struct port *p_ptr;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
*isunreliable = port_unreliable(p_ptr);
@ -356,11 +356,11 @@ int tipc_set_portunreliable(u32 ref, unsigned int isunreliable)
{
struct port *p_ptr;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
msg_set_src_droppable(&p_ptr->publ.phdr, (isunreliable != 0));
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
return TIPC_OK;
}
@ -373,7 +373,7 @@ int tipc_portunreturnable(u32 ref, unsigned int *isunrejectable)
{
struct port *p_ptr;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
*isunrejectable = port_unreturnable(p_ptr);
@ -385,11 +385,11 @@ int tipc_set_portunreturnable(u32 ref, unsigned int isunrejectable)
{
struct port *p_ptr;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
msg_set_dest_droppable(&p_ptr->publ.phdr, (isunrejectable != 0));
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
return TIPC_OK;
}
@ -476,25 +476,25 @@ int tipc_reject_msg(struct sk_buff *buf, u32 err)
/* send self-abort message when rejecting on a connected port */
if (msg_connected(msg)) {
struct sk_buff *abuf = 0;
struct port *p_ptr = port_lock(msg_destport(msg));
struct port *p_ptr = tipc_port_lock(msg_destport(msg));
if (p_ptr) {
if (p_ptr->publ.connected)
abuf = port_build_self_abort_msg(p_ptr, err);
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
}
net_route_msg(abuf);
tipc_net_route_msg(abuf);
}
/* send rejected message */
buf_discard(buf);
net_route_msg(rbuf);
tipc_net_route_msg(rbuf);
return data_sz;
}
int port_reject_sections(struct port *p_ptr, struct tipc_msg *hdr,
struct iovec const *msg_sect, u32 num_sect,
int err)
int tipc_port_reject_sections(struct port *p_ptr, struct tipc_msg *hdr,
struct iovec const *msg_sect, u32 num_sect,
int err)
{
struct sk_buff *buf;
int res;
@ -509,7 +509,7 @@ int port_reject_sections(struct port *p_ptr, struct tipc_msg *hdr,
static void port_timeout(unsigned long ref)
{
struct port *p_ptr = port_lock(ref);
struct port *p_ptr = tipc_port_lock(ref);
struct sk_buff *buf = 0;
if (!p_ptr || !p_ptr->publ.connected)
@ -532,21 +532,21 @@ static void port_timeout(unsigned long ref)
p_ptr->probing_state = PROBING;
k_start_timer(&p_ptr->timer, p_ptr->probing_interval);
}
port_unlock(p_ptr);
net_route_msg(buf);
tipc_port_unlock(p_ptr);
tipc_net_route_msg(buf);
}
static void port_handle_node_down(unsigned long ref)
{
struct port *p_ptr = port_lock(ref);
struct port *p_ptr = tipc_port_lock(ref);
struct sk_buff* buf = 0;
if (!p_ptr)
return;
buf = port_build_self_abort_msg(p_ptr, TIPC_ERR_NO_NODE);
port_unlock(p_ptr);
net_route_msg(buf);
tipc_port_unlock(p_ptr);
tipc_net_route_msg(buf);
}
@ -589,10 +589,10 @@ static struct sk_buff *port_build_peer_abort_msg(struct port *p_ptr, u32 err)
0);
}
void port_recv_proto_msg(struct sk_buff *buf)
void tipc_port_recv_proto_msg(struct sk_buff *buf)
{
struct tipc_msg *msg = buf_msg(buf);
struct port *p_ptr = port_lock(msg_destport(msg));
struct port *p_ptr = tipc_port_lock(msg_destport(msg));
u32 err = TIPC_OK;
struct sk_buff *r_buf = 0;
struct sk_buff *abort_buf = 0;
@ -615,11 +615,11 @@ void port_recv_proto_msg(struct sk_buff *buf)
}
}
if (msg_type(msg) == CONN_ACK) {
int wakeup = port_congested(p_ptr) &&
int wakeup = tipc_port_congested(p_ptr) &&
p_ptr->publ.congested &&
p_ptr->wakeup;
p_ptr->acked += msg_msgcnt(msg);
if (port_congested(p_ptr))
if (tipc_port_congested(p_ptr))
goto exit;
p_ptr->publ.congested = 0;
if (!wakeup)
@ -659,9 +659,9 @@ void port_recv_proto_msg(struct sk_buff *buf)
port_incr_out_seqno(p_ptr);
exit:
if (p_ptr)
port_unlock(p_ptr);
net_route_msg(r_buf);
net_route_msg(abort_buf);
tipc_port_unlock(p_ptr);
tipc_net_route_msg(r_buf);
tipc_net_route_msg(abort_buf);
buf_discard(buf);
}
@ -704,7 +704,7 @@ static void port_print(struct port *p_ptr, struct print_buf *buf, int full_id)
#define MAX_PORT_QUERY 32768
struct sk_buff *port_get_ports(void)
struct sk_buff *tipc_port_get_ports(void)
{
struct sk_buff *buf;
struct tlv_desc *rep_tlv;
@ -712,20 +712,20 @@ struct sk_buff *port_get_ports(void)
struct port *p_ptr;
int str_len;
buf = cfg_reply_alloc(TLV_SPACE(MAX_PORT_QUERY));
buf = tipc_cfg_reply_alloc(TLV_SPACE(MAX_PORT_QUERY));
if (!buf)
return NULL;
rep_tlv = (struct tlv_desc *)buf->data;
printbuf_init(&pb, TLV_DATA(rep_tlv), MAX_PORT_QUERY);
spin_lock_bh(&port_list_lock);
tipc_printbuf_init(&pb, TLV_DATA(rep_tlv), MAX_PORT_QUERY);
spin_lock_bh(&tipc_port_list_lock);
list_for_each_entry(p_ptr, &ports, port_list) {
spin_lock_bh(p_ptr->publ.lock);
port_print(p_ptr, &pb, 0);
spin_unlock_bh(p_ptr->publ.lock);
}
spin_unlock_bh(&port_list_lock);
str_len = printbuf_validate(&pb);
spin_unlock_bh(&tipc_port_list_lock);
str_len = tipc_printbuf_validate(&pb);
skb_put(buf, TLV_SPACE(str_len));
TLV_SET(rep_tlv, TIPC_TLV_ULTRA_STRING, NULL, str_len);
@ -752,22 +752,22 @@ struct sk_buff *port_show_stats(const void *req_tlv_area, int req_tlv_space)
ref = *(u32 *)TLV_DATA(req_tlv_area);
ref = ntohl(ref);
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return cfg_reply_error_string("port not found");
buf = cfg_reply_alloc(TLV_SPACE(MAX_PORT_STATS));
buf = tipc_cfg_reply_alloc(TLV_SPACE(MAX_PORT_STATS));
if (!buf) {
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
return NULL;
}
rep_tlv = (struct tlv_desc *)buf->data;
printbuf_init(&pb, TLV_DATA(rep_tlv), MAX_PORT_STATS);
tipc_printbuf_init(&pb, TLV_DATA(rep_tlv), MAX_PORT_STATS);
port_print(p_ptr, &pb, 1);
/* NEED TO FILL IN ADDITIONAL PORT STATISTICS HERE */
port_unlock(p_ptr);
str_len = printbuf_validate(&pb);
tipc_port_unlock(p_ptr);
str_len = tipc_printbuf_validate(&pb);
skb_put(buf, TLV_SPACE(str_len));
TLV_SET(rep_tlv, TIPC_TLV_ULTRA_STRING, NULL, str_len);
@ -777,19 +777,19 @@ struct sk_buff *port_show_stats(const void *req_tlv_area, int req_tlv_space)
#endif
void port_reinit(void)
void tipc_port_reinit(void)
{
struct port *p_ptr;
struct tipc_msg *msg;
spin_lock_bh(&port_list_lock);
spin_lock_bh(&tipc_port_list_lock);
list_for_each_entry(p_ptr, &ports, port_list) {
msg = &p_ptr->publ.phdr;
if (msg_orignode(msg) == tipc_own_addr)
break;
msg_set_orignode(msg, tipc_own_addr);
}
spin_unlock_bh(&port_list_lock);
spin_unlock_bh(&tipc_port_list_lock);
}
@ -820,7 +820,7 @@ static void port_dispatcher_sigh(void *dummy)
struct tipc_msg *msg = buf_msg(buf);
u32 dref = msg_destport(msg);
p_ptr = port_lock(dref);
p_ptr = tipc_port_lock(dref);
if (!p_ptr) {
/* Port deleted while msg in queue */
tipc_reject_msg(buf, TIPC_ERR_NO_PORT);
@ -976,7 +976,7 @@ static u32 port_dispatcher(struct tipc_port *dummy, struct sk_buff *buf)
msg_queue_tail = buf;
} else {
msg_queue_tail = msg_queue_head = buf;
k_signal((Handler)port_dispatcher_sigh, 0);
tipc_k_signal((Handler)port_dispatcher_sigh, 0);
}
spin_unlock_bh(&queue_lock);
return TIPC_OK;
@ -994,14 +994,14 @@ static void port_wakeup_sh(unsigned long ref)
tipc_continue_event cb = 0;
void *uh = 0;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (p_ptr) {
up_ptr = p_ptr->user_port;
if (up_ptr) {
cb = up_ptr->continue_event_cb;
uh = up_ptr->usr_handle;
}
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
}
if (cb)
cb(uh, ref);
@ -1010,7 +1010,7 @@ static void port_wakeup_sh(unsigned long ref)
static void port_wakeup(struct tipc_port *p_ptr)
{
k_signal((Handler)port_wakeup_sh, p_ptr->ref);
tipc_k_signal((Handler)port_wakeup_sh, p_ptr->ref);
}
void tipc_acknowledge(u32 ref, u32 ack)
@ -1018,7 +1018,7 @@ void tipc_acknowledge(u32 ref, u32 ack)
struct port *p_ptr;
struct sk_buff *buf = 0;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return;
if (p_ptr->publ.connected) {
@ -1033,8 +1033,8 @@ void tipc_acknowledge(u32 ref, u32 ack)
port_out_seqno(p_ptr),
ack);
}
port_unlock(p_ptr);
net_route_msg(buf);
tipc_port_unlock(p_ptr);
tipc_net_route_msg(buf);
}
/*
@ -1063,7 +1063,7 @@ int tipc_createport(u32 user_ref,
return -ENOMEM;
}
ref = tipc_createport_raw(0, port_dispatcher, port_wakeup, importance);
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr) {
kfree(up_ptr);
return -ENOMEM;
@ -1081,10 +1081,10 @@ int tipc_createport(u32 user_ref,
up_ptr->conn_msg_cb = conn_msg_cb;
up_ptr->continue_event_cb = continue_event_cb;
INIT_LIST_HEAD(&up_ptr->uport_list);
reg_add_port(up_ptr);
tipc_reg_add_port(up_ptr);
*portref = p_ptr->publ.ref;
dbg(" tipc_createport: %x with ref %u\n", p_ptr, p_ptr->publ.ref);
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
return TIPC_OK;
}
@ -1099,7 +1099,7 @@ int tipc_portimportance(u32 ref, unsigned int *importance)
{
struct port *p_ptr;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
*importance = (unsigned int)msg_importance(&p_ptr->publ.phdr);
@ -1114,7 +1114,7 @@ int tipc_set_portimportance(u32 ref, unsigned int imp)
if (imp > TIPC_CRITICAL_IMPORTANCE)
return -EINVAL;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
msg_set_importance(&p_ptr->publ.phdr, (u32)imp);
@ -1130,7 +1130,7 @@ int tipc_publish(u32 ref, unsigned int scope, struct tipc_name_seq const *seq)
u32 key;
int res = -EINVAL;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
dbg("tipc_publ %u, p_ptr = %x, conn = %x, scope = %x, "
"lower = %u, upper = %u\n",
ref, p_ptr, p_ptr->publ.connected, scope, seq->lower, seq->upper);
@ -1147,8 +1147,8 @@ int tipc_publish(u32 ref, unsigned int scope, struct tipc_name_seq const *seq)
res = -EADDRINUSE;
goto exit;
}
publ = nametbl_publish(seq->type, seq->lower, seq->upper,
scope, p_ptr->publ.ref, key);
publ = tipc_nametbl_publish(seq->type, seq->lower, seq->upper,
scope, p_ptr->publ.ref, key);
if (publ) {
list_add(&publ->pport_list, &p_ptr->publications);
p_ptr->pub_count++;
@ -1156,7 +1156,7 @@ int tipc_publish(u32 ref, unsigned int scope, struct tipc_name_seq const *seq)
res = TIPC_OK;
}
exit:
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
return res;
}
@ -1167,7 +1167,7 @@ int tipc_withdraw(u32 ref, unsigned int scope, struct tipc_name_seq const *seq)
struct publication *tpubl;
int res = -EINVAL;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
if (!p_ptr->publ.published)
@ -1175,8 +1175,8 @@ int tipc_withdraw(u32 ref, unsigned int scope, struct tipc_name_seq const *seq)
if (!seq) {
list_for_each_entry_safe(publ, tpubl,
&p_ptr->publications, pport_list) {
nametbl_withdraw(publ->type, publ->lower,
publ->ref, publ->key);
tipc_nametbl_withdraw(publ->type, publ->lower,
publ->ref, publ->key);
}
res = TIPC_OK;
} else {
@ -1190,8 +1190,8 @@ int tipc_withdraw(u32 ref, unsigned int scope, struct tipc_name_seq const *seq)
continue;
if (publ->upper != seq->upper)
break;
nametbl_withdraw(publ->type, publ->lower,
publ->ref, publ->key);
tipc_nametbl_withdraw(publ->type, publ->lower,
publ->ref, publ->key);
res = TIPC_OK;
break;
}
@ -1199,7 +1199,7 @@ int tipc_withdraw(u32 ref, unsigned int scope, struct tipc_name_seq const *seq)
if (list_empty(&p_ptr->publications))
p_ptr->publ.published = 0;
exit:
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
return res;
}
@ -1209,7 +1209,7 @@ int tipc_connect2port(u32 ref, struct tipc_portid const *peer)
struct tipc_msg *msg;
int res = -EINVAL;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
if (p_ptr->publ.published || p_ptr->publ.connected)
@ -1234,13 +1234,13 @@ int tipc_connect2port(u32 ref, struct tipc_portid const *peer)
p_ptr->publ.connected = 1;
k_start_timer(&p_ptr->timer, p_ptr->probing_interval);
nodesub_subscribe(&p_ptr->subscription,peer->node,
tipc_nodesub_subscribe(&p_ptr->subscription,peer->node,
(void *)(unsigned long)ref,
(net_ev_handler)port_handle_node_down);
res = TIPC_OK;
exit:
port_unlock(p_ptr);
p_ptr->max_pkt = link_get_max_pkt(peer->node, ref);
tipc_port_unlock(p_ptr);
p_ptr->max_pkt = tipc_link_get_max_pkt(peer->node, ref);
return res;
}
@ -1254,16 +1254,16 @@ int tipc_disconnect(u32 ref)
struct port *p_ptr;
int res = -ENOTCONN;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
if (p_ptr->publ.connected) {
p_ptr->publ.connected = 0;
/* let timer expire on it's own to avoid deadlock! */
nodesub_unsubscribe(&p_ptr->subscription);
tipc_nodesub_unsubscribe(&p_ptr->subscription);
res = TIPC_OK;
}
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
return res;
}
@ -1275,7 +1275,7 @@ int tipc_shutdown(u32 ref)
struct port *p_ptr;
struct sk_buff *buf = 0;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
@ -1293,8 +1293,8 @@ int tipc_shutdown(u32 ref)
port_out_seqno(p_ptr),
0);
}
port_unlock(p_ptr);
net_route_msg(buf);
tipc_port_unlock(p_ptr);
tipc_net_route_msg(buf);
return tipc_disconnect(ref);
}
@ -1302,11 +1302,11 @@ int tipc_isconnected(u32 ref, int *isconnected)
{
struct port *p_ptr;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
*isconnected = p_ptr->publ.connected;
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
return TIPC_OK;
}
@ -1315,7 +1315,7 @@ int tipc_peer(u32 ref, struct tipc_portid *peer)
struct port *p_ptr;
int res;
p_ptr = port_lock(ref);
p_ptr = tipc_port_lock(ref);
if (!p_ptr)
return -EINVAL;
if (p_ptr->publ.connected) {
@ -1324,23 +1324,23 @@ int tipc_peer(u32 ref, struct tipc_portid *peer)
res = TIPC_OK;
} else
res = -ENOTCONN;
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
return res;
}
int tipc_ref_valid(u32 ref)
{
/* Works irrespective of type */
return !!ref_deref(ref);
return !!tipc_ref_deref(ref);
}
/*
* port_recv_sections(): Concatenate and deliver sectioned
* tipc_port_recv_sections(): Concatenate and deliver sectioned
* message for this node.
*/
int port_recv_sections(struct port *sender, unsigned int num_sect,
int tipc_port_recv_sections(struct port *sender, unsigned int num_sect,
struct iovec const *msg_sect)
{
struct sk_buff *buf;
@ -1349,7 +1349,7 @@ int port_recv_sections(struct port *sender, unsigned int num_sect,
res = msg_build(&sender->publ.phdr, msg_sect, num_sect,
MAX_MSG_SIZE, !sender->user_port, &buf);
if (likely(buf))
port_recv_msg(buf);
tipc_port_recv_msg(buf);
return res;
}
@ -1363,18 +1363,18 @@ int tipc_send(u32 ref, unsigned int num_sect, struct iovec const *msg_sect)
u32 destnode;
int res;
p_ptr = port_deref(ref);
p_ptr = tipc_port_deref(ref);
if (!p_ptr || !p_ptr->publ.connected)
return -EINVAL;
p_ptr->publ.congested = 1;
if (!port_congested(p_ptr)) {
if (!tipc_port_congested(p_ptr)) {
destnode = port_peernode(p_ptr);
if (likely(destnode != tipc_own_addr))
res = link_send_sections_fast(p_ptr, msg_sect, num_sect,
destnode);
res = tipc_link_send_sections_fast(p_ptr, msg_sect, num_sect,
destnode);
else
res = port_recv_sections(p_ptr, num_sect, msg_sect);
res = tipc_port_recv_sections(p_ptr, num_sect, msg_sect);
if (likely(res != -ELINKCONG)) {
port_incr_out_seqno(p_ptr);
@ -1404,7 +1404,7 @@ int tipc_send_buf(u32 ref, struct sk_buff *buf, unsigned int dsz)
u32 sz;
u32 res;
p_ptr = port_deref(ref);
p_ptr = tipc_port_deref(ref);
if (!p_ptr || !p_ptr->publ.connected)
return -EINVAL;
@ -1419,11 +1419,11 @@ int tipc_send_buf(u32 ref, struct sk_buff *buf, unsigned int dsz)
memcpy(buf->data, (unchar *)msg, hsz);
destnode = msg_destnode(msg);
p_ptr->publ.congested = 1;
if (!port_congested(p_ptr)) {
if (!tipc_port_congested(p_ptr)) {
if (likely(destnode != tipc_own_addr))
res = tipc_send_buf_fast(buf, destnode);
else {
port_recv_msg(buf);
tipc_port_recv_msg(buf);
res = sz;
}
if (likely(res != -ELINKCONG)) {
@ -1458,7 +1458,7 @@ int tipc_forward2name(u32 ref,
u32 destport = 0;
int res;
p_ptr = port_deref(ref);
p_ptr = tipc_port_deref(ref);
if (!p_ptr || p_ptr->publ.connected)
return -EINVAL;
@ -1472,16 +1472,16 @@ int tipc_forward2name(u32 ref,
msg_set_lookup_scope(msg, addr_scope(domain));
if (importance <= TIPC_CRITICAL_IMPORTANCE)
msg_set_importance(msg,importance);
destport = nametbl_translate(name->type, name->instance, &destnode);
destport = tipc_nametbl_translate(name->type, name->instance, &destnode);
msg_set_destnode(msg, destnode);
msg_set_destport(msg, destport);
if (likely(destport || destnode)) {
p_ptr->sent++;
if (likely(destnode == tipc_own_addr))
return port_recv_sections(p_ptr, num_sect, msg_sect);
res = link_send_sections_fast(p_ptr, msg_sect, num_sect,
destnode);
return tipc_port_recv_sections(p_ptr, num_sect, msg_sect);
res = tipc_link_send_sections_fast(p_ptr, msg_sect, num_sect,
destnode);
if (likely(res != -ELINKCONG))
return res;
if (port_unreliable(p_ptr)) {
@ -1490,8 +1490,8 @@ int tipc_forward2name(u32 ref,
}
return -ELINKCONG;
}
return port_reject_sections(p_ptr, msg, msg_sect, num_sect,
TIPC_ERR_NO_NAME);
return tipc_port_reject_sections(p_ptr, msg, msg_sect, num_sect,
TIPC_ERR_NO_NAME);
}
/**
@ -1530,7 +1530,7 @@ int tipc_forward_buf2name(u32 ref,
u32 destport = 0;
int res;
p_ptr = (struct port *)ref_deref(ref);
p_ptr = (struct port *)tipc_ref_deref(ref);
if (!p_ptr || p_ptr->publ.connected)
return -EINVAL;
@ -1545,7 +1545,7 @@ int tipc_forward_buf2name(u32 ref,
msg_set_lookup_scope(msg, addr_scope(domain));
msg_set_hdr_sz(msg, LONG_H_SIZE);
msg_set_size(msg, LONG_H_SIZE + dsz);
destport = nametbl_translate(name->type, name->instance, &destnode);
destport = tipc_nametbl_translate(name->type, name->instance, &destnode);
msg_set_destnode(msg, destnode);
msg_set_destport(msg, destport);
msg_dbg(msg, "forw2name ==> ");
@ -1557,7 +1557,7 @@ int tipc_forward_buf2name(u32 ref,
if (likely(destport || destnode)) {
p_ptr->sent++;
if (destnode == tipc_own_addr)
return port_recv_msg(buf);
return tipc_port_recv_msg(buf);
res = tipc_send_buf_fast(buf, destnode);
if (likely(res != -ELINKCONG))
return res;
@ -1601,7 +1601,7 @@ int tipc_forward2port(u32 ref,
struct tipc_msg *msg;
int res;
p_ptr = port_deref(ref);
p_ptr = tipc_port_deref(ref);
if (!p_ptr || p_ptr->publ.connected)
return -EINVAL;
@ -1616,8 +1616,8 @@ int tipc_forward2port(u32 ref,
msg_set_importance(msg, importance);
p_ptr->sent++;
if (dest->node == tipc_own_addr)
return port_recv_sections(p_ptr, num_sect, msg_sect);
res = link_send_sections_fast(p_ptr, msg_sect, num_sect, dest->node);
return tipc_port_recv_sections(p_ptr, num_sect, msg_sect);
res = tipc_link_send_sections_fast(p_ptr, msg_sect, num_sect, dest->node);
if (likely(res != -ELINKCONG))
return res;
if (port_unreliable(p_ptr)) {
@ -1658,7 +1658,7 @@ int tipc_forward_buf2port(u32 ref,
struct tipc_msg *msg;
int res;
p_ptr = (struct port *)ref_deref(ref);
p_ptr = (struct port *)tipc_ref_deref(ref);
if (!p_ptr || p_ptr->publ.connected)
return -EINVAL;
@ -1680,7 +1680,7 @@ int tipc_forward_buf2port(u32 ref,
msg_dbg(msg, "buf2port: ");
p_ptr->sent++;
if (dest->node == tipc_own_addr)
return port_recv_msg(buf);
return tipc_port_recv_msg(buf);
res = tipc_send_buf_fast(buf, dest->node);
if (likely(res != -ELINKCONG))
return res;

58
net/tipc/port.h
View File

@ -110,65 +110,65 @@ struct port {
struct node_subscr subscription;
};
extern spinlock_t port_list_lock;
extern spinlock_t tipc_port_list_lock;
struct port_list;
int port_recv_sections(struct port *p_ptr, u32 num_sect,
struct iovec const *msg_sect);
int port_reject_sections(struct port *p_ptr, struct tipc_msg *hdr,
struct iovec const *msg_sect, u32 num_sect,
int err);
struct sk_buff *port_get_ports(void);
int tipc_port_recv_sections(struct port *p_ptr, u32 num_sect,
struct iovec const *msg_sect);
int tipc_port_reject_sections(struct port *p_ptr, struct tipc_msg *hdr,
struct iovec const *msg_sect, u32 num_sect,
int err);
struct sk_buff *tipc_port_get_ports(void);
struct sk_buff *port_show_stats(const void *req_tlv_area, int req_tlv_space);
void port_recv_proto_msg(struct sk_buff *buf);
void port_recv_mcast(struct sk_buff *buf, struct port_list *dp);
void port_reinit(void);
void tipc_port_recv_proto_msg(struct sk_buff *buf);
void tipc_port_recv_mcast(struct sk_buff *buf, struct port_list *dp);
void tipc_port_reinit(void);
/**
* port_lock - lock port instance referred to and return its pointer
* tipc_port_lock - lock port instance referred to and return its pointer
*/
static inline struct port *port_lock(u32 ref)
static inline struct port *tipc_port_lock(u32 ref)
{
return (struct port *)ref_lock(ref);
return (struct port *)tipc_ref_lock(ref);
}
/**
* port_unlock - unlock a port instance
* tipc_port_unlock - unlock a port instance
*
* Can use pointer instead of ref_unlock() since port is already locked.
* Can use pointer instead of tipc_ref_unlock() since port is already locked.
*/
static inline void port_unlock(struct port *p_ptr)
static inline void tipc_port_unlock(struct port *p_ptr)
{
spin_unlock_bh(p_ptr->publ.lock);
}
static inline struct port* port_deref(u32 ref)
static inline struct port* tipc_port_deref(u32 ref)
{
return (struct port *)ref_deref(ref);
return (struct port *)tipc_ref_deref(ref);
}
static inline u32 peer_port(struct port *p_ptr)
static inline u32 tipc_peer_port(struct port *p_ptr)
{
return msg_destport(&p_ptr->publ.phdr);
}
static inline u32 peer_node(struct port *p_ptr)
static inline u32 tipc_peer_node(struct port *p_ptr)
{
return msg_destnode(&p_ptr->publ.phdr);
}
static inline int port_congested(struct port *p_ptr)
static inline int tipc_port_congested(struct port *p_ptr)
{
return((p_ptr->sent - p_ptr->acked) >= (TIPC_FLOW_CONTROL_WIN * 2));
}
/**
* port_recv_msg - receive message from lower layer and deliver to port user
* tipc_port_recv_msg - receive message from lower layer and deliver to port user
*/
static inline int port_recv_msg(struct sk_buff *buf)
static inline int tipc_port_recv_msg(struct sk_buff *buf)
{
struct port *p_ptr;
struct tipc_msg *msg = buf_msg(buf);
@ -178,24 +178,24 @@ static inline int port_recv_msg(struct sk_buff *buf)
/* forward unresolved named message */
if (unlikely(!destport)) {
net_route_msg(buf);
tipc_net_route_msg(buf);
return dsz;
}
/* validate destination & pass to port, otherwise reject message */
p_ptr = port_lock(destport);
p_ptr = tipc_port_lock(destport);
if (likely(p_ptr)) {
if (likely(p_ptr->publ.connected)) {
if ((unlikely(msg_origport(msg) != peer_port(p_ptr))) ||
(unlikely(msg_orignode(msg) != peer_node(p_ptr))) ||
if ((unlikely(msg_origport(msg) != tipc_peer_port(p_ptr))) ||
(unlikely(msg_orignode(msg) != tipc_peer_node(p_ptr))) ||
(unlikely(!msg_connected(msg)))) {
err = TIPC_ERR_NO_PORT;
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
goto reject;
}
}
err = p_ptr->dispatcher(&p_ptr->publ, buf);
port_unlock(p_ptr);
tipc_port_unlock(p_ptr);
if (likely(!err))
return dsz;
} else {

72
net/tipc/ref.c
View File

@ -61,15 +61,15 @@
* because entry 0's reference field has the form XXXX|1--1.
*/
struct ref_table ref_table = { 0 };
struct ref_table tipc_ref_table = { 0 };
rwlock_t reftbl_lock = RW_LOCK_UNLOCKED;
static rwlock_t ref_table_lock = RW_LOCK_UNLOCKED;
/**
* ref_table_init - create reference table for objects
* tipc_ref_table_init - create reference table for objects
*/
int ref_table_init(u32 requested_size, u32 start)
int tipc_ref_table_init(u32 requested_size, u32 start)
{
struct reference *table;
u32 sz = 1 << 4;
@ -83,43 +83,43 @@ int ref_table_init(u32 requested_size, u32 start)
if (table == NULL)
return -ENOMEM;
write_lock_bh(&reftbl_lock);
write_lock_bh(&ref_table_lock);
index_mask = sz - 1;
for (i = sz - 1; i >= 0; i--) {
table[i].object = 0;
table[i].lock = SPIN_LOCK_UNLOCKED;
table[i].data.next_plus_upper = (start & ~index_mask) + i - 1;
}
ref_table.entries = table;
ref_table.index_mask = index_mask;
ref_table.first_free = sz - 1;
ref_table.last_free = 1;
write_unlock_bh(&reftbl_lock);
tipc_ref_table.entries = table;
tipc_ref_table.index_mask = index_mask;
tipc_ref_table.first_free = sz - 1;
tipc_ref_table.last_free = 1;
write_unlock_bh(&ref_table_lock);
return TIPC_OK;
}
/**
* ref_table_stop - destroy reference table for objects
* tipc_ref_table_stop - destroy reference table for objects
*/
void ref_table_stop(void)
void tipc_ref_table_stop(void)
{
if (!ref_table.entries)
if (!tipc_ref_table.entries)
return;
vfree(ref_table.entries);
ref_table.entries = 0;
vfree(tipc_ref_table.entries);
tipc_ref_table.entries = 0;
}
/**
* ref_acquire - create reference to an object
* tipc_ref_acquire - create reference to an object
*
* Return a unique reference value which can be translated back to the pointer
* 'object' at a later time. Also, pass back a pointer to the lock protecting
* the object, but without locking it.
*/
u32 ref_acquire(void *object, spinlock_t **lock)
u32 tipc_ref_acquire(void *object, spinlock_t **lock)
{
struct reference *entry;
u32 index;
@ -127,17 +127,17 @@ u32 ref_acquire(void *object, spinlock_t **lock)
u32 next_plus_upper;
u32 reference = 0;
assert(ref_table.entries && object);
assert(tipc_ref_table.entries && object);
write_lock_bh(&reftbl_lock);
if (ref_table.first_free) {
index = ref_table.first_free;
entry = &(ref_table.entries[index]);
index_mask = ref_table.index_mask;
write_lock_bh(&ref_table_lock);
if (tipc_ref_table.first_free) {
index = tipc_ref_table.first_free;
entry = &(tipc_ref_table.entries[index]);
index_mask = tipc_ref_table.index_mask;
/* take lock in case a previous user of entry still holds it */
spin_lock_bh(&entry->lock);
next_plus_upper = entry->data.next_plus_upper;
ref_table.first_free = next_plus_upper & index_mask;
tipc_ref_table.first_free = next_plus_upper & index_mask;
reference = (next_plus_upper & ~index_mask) + index;
entry->data.reference = reference;
entry->object = object;
@ -145,45 +145,45 @@ u32 ref_acquire(void *object, spinlock_t **lock)
*lock = &entry->lock;
spin_unlock_bh(&entry->lock);
}
write_unlock_bh(&reftbl_lock);
write_unlock_bh(&ref_table_lock);
return reference;
}
/**
* ref_discard - invalidate references to an object
* tipc_ref_discard - invalidate references to an object
*
* Disallow future references to an object and free up the entry for re-use.
* Note: The entry's spin_lock may still be busy after discard
*/
void ref_discard(u32 ref)
void tipc_ref_discard(u32 ref)
{
struct reference *entry;
u32 index;
u32 index_mask;
assert(ref_table.entries);
assert(tipc_ref_table.entries);
assert(ref != 0);
write_lock_bh(&reftbl_lock);
index_mask = ref_table.index_mask;
write_lock_bh(&ref_table_lock);
index_mask = tipc_ref_table.index_mask;
index = ref & index_mask;
entry = &(ref_table.entries[index]);
entry = &(tipc_ref_table.entries[index]);
assert(entry->object != 0);
assert(entry->data.reference == ref);
/* mark entry as unused */
entry->object = 0;
if (ref_table.first_free == 0)
ref_table.first_free = index;
if (tipc_ref_table.first_free == 0)
tipc_ref_table.first_free = index;
else
/* next_plus_upper is always XXXX|0--0 for last free entry */
ref_table.entries[ref_table.last_free].data.next_plus_upper
tipc_ref_table.entries[tipc_ref_table.last_free].data.next_plus_upper
|= index;
ref_table.last_free = index;
tipc_ref_table.last_free = index;
/* increment upper bits of entry to invalidate subsequent references */
entry->data.next_plus_upper = (ref & ~index_mask) + (index_mask + 1);
write_unlock_bh(&reftbl_lock);
write_unlock_bh(&ref_table_lock);
}

38
net/tipc/ref.h
View File

@ -54,7 +54,7 @@ struct reference {
};
/**
* struct ref_table - table of TIPC object reference entries
* struct tipc_ref_table - table of TIPC object reference entries
* @entries: pointer to array of reference entries
* @index_mask: bitmask for array index portion of reference values
* @first_free: array index of first unused object reference entry
@ -68,24 +68,24 @@ struct ref_table {
u32 last_free;
};
extern struct ref_table ref_table;
extern struct ref_table tipc_ref_table;
int ref_table_init(u32 requested_size, u32 start);
void ref_table_stop(void);
int tipc_ref_table_init(u32 requested_size, u32 start);
void tipc_ref_table_stop(void);
u32 ref_acquire(void *object, spinlock_t **lock);
void ref_discard(u32 ref);
u32 tipc_ref_acquire(void *object, spinlock_t **lock);
void tipc_ref_discard(u32 ref);
/**
* ref_lock - lock referenced object and return pointer to it
* tipc_ref_lock - lock referenced object and return pointer to it
*/
static inline void *ref_lock(u32 ref)
static inline void *tipc_ref_lock(u32 ref)
{
if (likely(ref_table.entries)) {
if (likely(tipc_ref_table.entries)) {
struct reference *r =
&ref_table.entries[ref & ref_table.index_mask];
&tipc_ref_table.entries[ref & tipc_ref_table.index_mask];
spin_lock_bh(&r->lock);
if (likely(r->data.reference == ref))
@ -96,31 +96,31 @@ static inline void *ref_lock(u32 ref)
}
/**
* ref_unlock - unlock referenced object
* tipc_ref_unlock - unlock referenced object
*/
static inline void ref_unlock(u32 ref)
static inline void tipc_ref_unlock(u32 ref)
{
if (likely(ref_table.entries)) {
if (likely(tipc_ref_table.entries)) {
struct reference *r =
&ref_table.entries[ref & ref_table.index_mask];
&tipc_ref_table.entries[ref & tipc_ref_table.index_mask];
if (likely(r->data.reference == ref))
spin_unlock_bh(&r->lock);
else
err("ref_unlock() invoked using obsolete reference\n");
err("tipc_ref_unlock() invoked using obsolete reference\n");
}
}
/**
* ref_deref - return pointer referenced object (without locking it)
* tipc_ref_deref - return pointer referenced object (without locking it)
*/
static inline void *ref_deref(u32 ref)
static inline void *tipc_ref_deref(u32 ref)
{
if (likely(ref_table.entries)) {
if (likely(tipc_ref_table.entries)) {
struct reference *r =
&ref_table.entries[ref & ref_table.index_mask];
&tipc_ref_table.entries[ref & tipc_ref_table.index_mask];
if (likely(r->data.reference == ref))
return r->object;

10
net/tipc/socket.c
View File

@ -1183,7 +1183,7 @@ static u32 dispatch(struct tipc_port *tport, struct sk_buff *buf)
if (unlikely(msg_errcode(msg) && (sock->state == SS_CONNECTED))) {
sock->state = SS_DISCONNECTING;
/* Note: Use signal since port lock is already taken! */
k_signal((Handler)async_disconnect, tport->ref);
tipc_k_signal((Handler)async_disconnect, tport->ref);
}
/* Enqueue message (finally!) */
@ -1683,11 +1683,11 @@ static struct proto tipc_proto = {
};
/**
* socket_init - initialize TIPC socket interface
* tipc_socket_init - initialize TIPC socket interface
*
* Returns 0 on success, errno otherwise
*/
int socket_init(void)
int tipc_socket_init(void)
{
int res;
@ -1710,9 +1710,9 @@ int socket_init(void)
}
/**
* sock_stop - stop TIPC socket interface
* tipc_socket_stop - stop TIPC socket interface
*/
void socket_stop(void)
void tipc_socket_stop(void)
{
if (!sockets_enabled)
return;

58
net/tipc/subscr.c
View File

@ -118,14 +118,14 @@ static void subscr_send_event(struct subscription *sub,
}
/**
* subscr_overlap - test for subscription overlap with the given values
* tipc_subscr_overlap - test for subscription overlap with the given values
*
* Returns 1 if there is overlap, otherwise 0.
*/
int subscr_overlap(struct subscription *sub,
u32 found_lower,
u32 found_upper)
int tipc_subscr_overlap(struct subscription *sub,
u32 found_lower,
u32 found_upper)
{
if (found_lower < sub->seq.lower)
@ -138,22 +138,22 @@ int subscr_overlap(struct subscription *sub,
}
/**
* subscr_report_overlap - issue event if there is subscription overlap
* tipc_subscr_report_overlap - issue event if there is subscription overlap
*
* Protected by nameseq.lock in name_table.c
*/
void subscr_report_overlap(struct subscription *sub,
u32 found_lower,
u32 found_upper,
u32 event,
u32 port_ref,
u32 node,
int must)
void tipc_subscr_report_overlap(struct subscription *sub,
u32 found_lower,
u32 found_upper,
u32 event,
u32 port_ref,
u32 node,
int must)
{
dbg("Rep overlap %u:%u,%u<->%u,%u\n", sub->seq.type, sub->seq.lower,
sub->seq.upper, found_lower, found_upper);
if (!subscr_overlap(sub, found_lower, found_upper))
if (!tipc_subscr_overlap(sub, found_lower, found_upper))
return;
if (!must && (sub->filter != TIPC_SUB_PORTS))
return;
@ -172,13 +172,13 @@ static void subscr_timeout(struct subscription *sub)
/* Validate subscriber reference (in case subscriber is terminating) */
subscriber_ref = sub->owner->ref;
subscriber = (struct subscriber *)ref_lock(subscriber_ref);
subscriber = (struct subscriber *)tipc_ref_lock(subscriber_ref);
if (subscriber == NULL)
return;
/* Unlink subscription from name table */
nametbl_unsubscribe(sub);
tipc_nametbl_unsubscribe(sub);
/* Notify subscriber of timeout, then unlink subscription */
@ -192,7 +192,7 @@ static void subscr_timeout(struct subscription *sub)
/* Now destroy subscription */
ref_unlock(subscriber_ref);
tipc_ref_unlock(subscriber_ref);
k_term_timer(&sub->timer);
kfree(sub);
atomic_dec(&topsrv.subscription_count);
@ -216,7 +216,7 @@ static void subscr_terminate(struct subscriber *subscriber)
/* Invalidate subscriber reference */
ref_discard(subscriber->ref);
tipc_ref_discard(subscriber->ref);
spin_unlock_bh(subscriber->lock);
/* Destroy any existing subscriptions for subscriber */
@ -227,7 +227,7 @@ static void subscr_terminate(struct subscriber *subscriber)
k_cancel_timer(&sub->timer);
k_term_timer(&sub->timer);
}
nametbl_unsubscribe(sub);
tipc_nametbl_unsubscribe(sub);
list_del(&sub->subscription_list);
dbg("Term: Removed sub %u,%u,%u from subscriber %x list\n",
sub->seq.type, sub->seq.lower, sub->seq.upper, subscriber);
@ -315,7 +315,7 @@ static void subscr_subscribe(struct tipc_subscr *s,
k_start_timer(&sub->timer, sub->timeout);
}
sub->owner = subscriber;
nametbl_subscribe(sub);
tipc_nametbl_subscribe(sub);
}
/**
@ -332,7 +332,7 @@ static void subscr_conn_shutdown_event(void *usr_handle,
struct subscriber *subscriber;
spinlock_t *subscriber_lock;
subscriber = ref_lock((u32)(unsigned long)usr_handle);
subscriber = tipc_ref_lock((u32)(unsigned long)usr_handle);
if (subscriber == NULL)
return;
@ -354,7 +354,7 @@ static void subscr_conn_msg_event(void *usr_handle,
struct subscriber *subscriber;
spinlock_t *subscriber_lock;
subscriber = ref_lock((u32)(unsigned long)usr_handle);
subscriber = tipc_ref_lock((u32)(unsigned long)usr_handle);
if (subscriber == NULL)
return;
@ -401,7 +401,7 @@ static void subscr_named_msg_event(void *usr_handle,
memset(subscriber, 0, sizeof(struct subscriber));
INIT_LIST_HEAD(&subscriber->subscription_list);
INIT_LIST_HEAD(&subscriber->subscriber_list);
subscriber->ref = ref_acquire(subscriber, &subscriber->lock);
subscriber->ref = tipc_ref_acquire(subscriber, &subscriber->lock);
if (subscriber->ref == 0) {
warn("Failed to acquire subscriber reference\n");
kfree(subscriber);
@ -423,7 +423,7 @@ static void subscr_named_msg_event(void *usr_handle,
&subscriber->port_ref);
if (subscriber->port_ref == 0) {
warn("Memory squeeze; failed to create subscription port\n");
ref_discard(subscriber->ref);
tipc_ref_discard(subscriber->ref);
kfree(subscriber);
return;
}
@ -432,7 +432,7 @@ static void subscr_named_msg_event(void *usr_handle,
/* Add subscriber to topology server's subscriber list */
ref_lock(subscriber->ref);
tipc_ref_lock(subscriber->ref);
spin_lock_bh(&topsrv.lock);
list_add(&subscriber->subscriber_list, &topsrv.subscriber_list);
spin_unlock_bh(&topsrv.lock);
@ -451,7 +451,7 @@ static void subscr_named_msg_event(void *usr_handle,
spin_unlock_bh(subscriber_lock);
}
int subscr_start(void)
int tipc_subscr_start(void)
{
struct tipc_name_seq seq = {TIPC_TOP_SRV, TIPC_TOP_SRV, TIPC_TOP_SRV};
int res = -1;
@ -481,7 +481,7 @@ int subscr_start(void)
if (res)
goto failed;
res = nametbl_publish_rsv(topsrv.setup_port, TIPC_NODE_SCOPE, &seq);
res = tipc_nametbl_publish_rsv(topsrv.setup_port, TIPC_NODE_SCOPE, &seq);
if (res)
goto failed;
@ -496,7 +496,7 @@ failed:
return res;
}
void subscr_stop(void)
void tipc_subscr_stop(void)
{
struct subscriber *subscriber;
struct subscriber *subscriber_temp;
@ -507,7 +507,7 @@ void subscr_stop(void)
list_for_each_entry_safe(subscriber, subscriber_temp,
&topsrv.subscriber_list,
subscriber_list) {
ref_lock(subscriber->ref);
tipc_ref_lock(subscriber->ref);
subscriber_lock = subscriber->lock;
subscr_terminate(subscriber);
spin_unlock_bh(subscriber_lock);
@ -522,6 +522,6 @@ int tipc_ispublished(struct tipc_name const *name)
{
u32 domain = 0;
return(nametbl_translate(name->type, name->instance,&domain) != 0);
return(tipc_nametbl_translate(name->type, name->instance,&domain) != 0);
}

24
net/tipc/subscr.h
View File

@ -60,21 +60,21 @@ struct subscription {
struct subscriber *owner;
};
int subscr_overlap(struct subscription * sub,
u32 found_lower,
u32 found_upper);
int tipc_subscr_overlap(struct subscription * sub,
u32 found_lower,
u32 found_upper);
void subscr_report_overlap(struct subscription * sub,
u32 found_lower,
u32 found_upper,
u32 event,
u32 port_ref,
u32 node,
int must_report);
void tipc_subscr_report_overlap(struct subscription * sub,
u32 found_lower,
u32 found_upper,
u32 event,
u32 port_ref,
u32 node,
int must_report);
int subscr_start(void);
int tipc_subscr_start(void);
void subscr_stop(void);
void tipc_subscr_stop(void);
#endif

22
net/tipc/user_reg.c
View File

@ -114,10 +114,10 @@ static void reg_callback(struct tipc_user *user_ptr)
}
/**
* reg_start - activate TIPC user registry
* tipc_reg_start - activate TIPC user registry
*/
int reg_start(void)
int tipc_reg_start(void)
{
u32 u;
int res;
@ -127,17 +127,17 @@ int reg_start(void)
for (u = 1; u <= MAX_USERID; u++) {
if (users[u].callback)
k_signal((Handler)reg_callback,
(unsigned long)&users[u]);
tipc_k_signal((Handler)reg_callback,
(unsigned long)&users[u]);
}
return TIPC_OK;
}
/**
* reg_stop - shut down & delete TIPC user registry
* tipc_reg_stop - shut down & delete TIPC user registry
*/
void reg_stop(void)
void tipc_reg_stop(void)
{
int id;
@ -184,7 +184,7 @@ int tipc_attach(u32 *userid, tipc_mode_event cb, void *usr_handle)
atomic_inc(&tipc_user_count);
if (cb && (tipc_mode != TIPC_NOT_RUNNING))
k_signal((Handler)reg_callback, (unsigned long)user_ptr);
tipc_k_signal((Handler)reg_callback, (unsigned long)user_ptr);
return TIPC_OK;
}
@ -223,10 +223,10 @@ void tipc_detach(u32 userid)
}
/**
* reg_add_port - register a user's driver port
* tipc_reg_add_port - register a user's driver port
*/
int reg_add_port(struct user_port *up_ptr)
int tipc_reg_add_port(struct user_port *up_ptr)
{
struct tipc_user *user_ptr;
@ -245,10 +245,10 @@ int reg_add_port(struct user_port *up_ptr)
}
/**
* reg_remove_port - deregister a user's driver port
* tipc_reg_remove_port - deregister a user's driver port
*/
int reg_remove_port(struct user_port *up_ptr)
int tipc_reg_remove_port(struct user_port *up_ptr)
{
if (up_ptr->user_ref == 0)
return TIPC_OK;

8
net/tipc/user_reg.h
View File

@ -39,10 +39,10 @@
#include "port.h"
int reg_start(void);
void reg_stop(void);
int tipc_reg_start(void);
void tipc_reg_stop(void);
int reg_add_port(struct user_port *up_ptr);
int reg_remove_port(struct user_port *up_ptr);
int tipc_reg_add_port(struct user_port *up_ptr);
int tipc_reg_remove_port(struct user_port *up_ptr);
#endif

40
net/tipc/zone.c
View File

@ -42,12 +42,12 @@
#include "cluster.h"
#include "node.h"
struct _zone *zone_create(u32 addr)
struct _zone *tipc_zone_create(u32 addr)
{
struct _zone *z_ptr = 0;
u32 z_num;
if (!addr_domain_valid(addr))
if (!tipc_addr_domain_valid(addr))
return 0;
z_ptr = (struct _zone *)kmalloc(sizeof(*z_ptr), GFP_ATOMIC);
@ -55,24 +55,24 @@ struct _zone *zone_create(u32 addr)
memset(z_ptr, 0, sizeof(*z_ptr));
z_num = tipc_zone(addr);
z_ptr->addr = tipc_addr(z_num, 0, 0);
net.zones[z_num] = z_ptr;
tipc_net.zones[z_num] = z_ptr;
}
return z_ptr;
}
void zone_delete(struct _zone *z_ptr)
void tipc_zone_delete(struct _zone *z_ptr)
{
u32 c_num;
if (!z_ptr)
return;
for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
cluster_delete(z_ptr->clusters[c_num]);
tipc_cltr_delete(z_ptr->clusters[c_num]);
}
kfree(z_ptr);
}
void zone_attach_cluster(struct _zone *z_ptr, struct cluster *c_ptr)
void tipc_zone_attach_cluster(struct _zone *z_ptr, struct cluster *c_ptr)
{
u32 c_num = tipc_cluster(c_ptr->addr);
@ -82,19 +82,19 @@ void zone_attach_cluster(struct _zone *z_ptr, struct cluster *c_ptr)
z_ptr->clusters[c_num] = c_ptr;
}
void zone_remove_as_router(struct _zone *z_ptr, u32 router)
void tipc_zone_remove_as_router(struct _zone *z_ptr, u32 router)
{
u32 c_num;
for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
if (z_ptr->clusters[c_num]) {
cluster_remove_as_router(z_ptr->clusters[c_num],
router);
tipc_cltr_remove_as_router(z_ptr->clusters[c_num],
router);
}
}
}
void zone_send_external_routes(struct _zone *z_ptr, u32 dest)
void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest)
{
u32 c_num;
@ -102,12 +102,12 @@ void zone_send_external_routes(struct _zone *z_ptr, u32 dest)
if (z_ptr->clusters[c_num]) {
if (in_own_cluster(z_ptr->addr))
continue;
cluster_send_ext_routes(z_ptr->clusters[c_num], dest);
tipc_cltr_send_ext_routes(z_ptr->clusters[c_num], dest);
}
}
}
struct node *zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref)
struct node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref)
{
struct cluster *c_ptr;
struct node *n_ptr;
@ -118,7 +118,7 @@ struct node *zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref)
c_ptr = z_ptr->clusters[tipc_cluster(addr)];
if (!c_ptr)
return 0;
n_ptr = cluster_select_node(c_ptr, ref);
n_ptr = tipc_cltr_select_node(c_ptr, ref);
if (n_ptr)
return n_ptr;
@ -127,14 +127,14 @@ struct node *zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref)
c_ptr = z_ptr->clusters[c_num];
if (!c_ptr)
return 0;
n_ptr = cluster_select_node(c_ptr, ref);
n_ptr = tipc_cltr_select_node(c_ptr, ref);
if (n_ptr)
return n_ptr;
}
return 0;
}
u32 zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref)
u32 tipc_zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref)
{
struct cluster *c_ptr;
u32 c_num;
@ -143,14 +143,14 @@ u32 zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref)
if (!z_ptr)
return 0;
c_ptr = z_ptr->clusters[tipc_cluster(addr)];
router = c_ptr ? cluster_select_router(c_ptr, ref) : 0;
router = c_ptr ? tipc_cltr_select_router(c_ptr, ref) : 0;
if (router)
return router;
/* Links to any other clusters within the zone? */
for (c_num = 1; c_num <= tipc_max_clusters; c_num++) {
c_ptr = z_ptr->clusters[c_num];
router = c_ptr ? cluster_select_router(c_ptr, ref) : 0;
router = c_ptr ? tipc_cltr_select_router(c_ptr, ref) : 0;
if (router)
return router;
}
@ -158,12 +158,12 @@ u32 zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref)
}
u32 zone_next_node(u32 addr)
u32 tipc_zone_next_node(u32 addr)
{
struct cluster *c_ptr = cluster_find(addr);
struct cluster *c_ptr = tipc_cltr_find(addr);
if (c_ptr)
return cluster_next_node(c_ptr, addr);
return tipc_cltr_next_node(c_ptr, addr);
return 0;
}

20
net/tipc/zone.h
View File

@ -54,18 +54,18 @@ struct _zone {
u32 links;
};
struct node *zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref);
u32 zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref);
void zone_remove_as_router(struct _zone *z_ptr, u32 router);
void zone_send_external_routes(struct _zone *z_ptr, u32 dest);
struct _zone *zone_create(u32 addr);
void zone_delete(struct _zone *z_ptr);
void zone_attach_cluster(struct _zone *z_ptr, struct cluster *c_ptr);
u32 zone_next_node(u32 addr);
struct node *tipc_zone_select_remote_node(struct _zone *z_ptr, u32 addr, u32 ref);
u32 tipc_zone_select_router(struct _zone *z_ptr, u32 addr, u32 ref);
void tipc_zone_remove_as_router(struct _zone *z_ptr, u32 router);
void tipc_zone_send_external_routes(struct _zone *z_ptr, u32 dest);
struct _zone *tipc_zone_create(u32 addr);
void tipc_zone_delete(struct _zone *z_ptr);
void tipc_zone_attach_cluster(struct _zone *z_ptr, struct cluster *c_ptr);
u32 tipc_zone_next_node(u32 addr);
static inline struct _zone *zone_find(u32 addr)
static inline struct _zone *tipc_zone_find(u32 addr)
{
return net.zones[tipc_zone(addr)];
return tipc_net.zones[tipc_zone(addr)];
}
#endif