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move corking functions to osdep.c 

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2011-09-21 12:36:48 +02:00
parent 3777b09fd7
commit 128aa58947
3 changed files with 12 additions and 18 deletions
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20
block/sheepdog.c
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@ -702,22 +702,6 @@ static int aio_flush_request(void *opaque)
return !QLIST_EMPTY(&s->outstanding_aio_head);
}
#if !defined(SOL_TCP) || !defined(TCP_CORK)
static int set_cork(int fd, int v)
{
return 0;
}
#else
static int set_cork(int fd, int v)
{
return setsockopt(fd, SOL_TCP, TCP_CORK, &v, sizeof(v));
}
#endif
static int set_nodelay(int fd)
{
int ret, opt;
@ -923,7 +907,7 @@ static int coroutine_fn add_aio_request(BDRVSheepdogState *s, AIOReq *aio_req,
s->co_send = qemu_coroutine_self();
qemu_aio_set_fd_handler(s->fd, co_read_response, co_write_request,
aio_flush_request, NULL, s);
set_cork(s->fd, 1);
socket_set_cork(s->fd, 1);
/* send a header */
ret = qemu_co_send(s->fd, &hdr, sizeof(hdr));
@ -942,7 +926,7 @@ static int coroutine_fn add_aio_request(BDRVSheepdogState *s, AIOReq *aio_req,
}
}
set_cork(s->fd, 0);
socket_set_cork(s->fd, 0);
qemu_aio_set_fd_handler(s->fd, co_read_response, NULL,
aio_flush_request, NULL, s);
qemu_co_mutex_unlock(&s->lock);

9
osdep.c
View File

@ -48,6 +48,15 @@ extern int madvise(caddr_t, size_t, int);
#include "trace.h"
#include "qemu_socket.h"
int socket_set_cork(int fd, int v)
{
#if defined(SOL_TCP) && defined(TCP_CORK)
return setsockopt(fd, SOL_TCP, TCP_CORK, &v, sizeof(v));
#else
return 0;
#endif
}
int qemu_madvise(void *addr, size_t len, int advice)
{
if (advice == QEMU_MADV_INVALID) {

1
qemu_socket.h
View File

@ -35,6 +35,7 @@ int inet_aton(const char *cp, struct in_addr *ia);
/* misc helpers */
int qemu_socket(int domain, int type, int protocol);
int qemu_accept(int s, struct sockaddr *addr, socklen_t *addrlen);
int socket_set_cork(int fd, int v);
void socket_set_block(int fd);
void socket_set_nonblock(int fd);
int send_all(int fd, const void *buf, int len1);