From e5d679f33900c71d1a76ba07c5b04055abd34480 Mon Sep 17 00:00:00 2001 From: Alexey Dobriyan Date: Sat, 26 Aug 2006 19:25:52 -0700 Subject: [PATCH] [NET]: Use SLAB_PANIC Signed-off-by: Alexey Dobriyan Signed-off-by: David S. Miller --- net/core/flow.c | 6 +----- net/core/neighbour.c | 12 ++++-------- net/core/skbuff.c | 9 ++------- net/decnet/dn_route.c | 11 +++-------- net/ipv4/inetpeer.c | 5 +---- net/ipv4/ipmr.c | 5 +---- net/ipv4/route.c | 10 +++------- net/ipv4/tcp.c | 4 +--- net/ipv6/ip6_fib.c | 4 +--- net/ipv6/route.c | 10 +++------- net/xfrm/xfrm_input.c | 4 +--- net/xfrm/xfrm_policy.c | 4 +--- 12 files changed, 22 insertions(+), 62 deletions(-) diff --git a/net/core/flow.c b/net/core/flow.c index 645241165e6..f23e7e38654 100644 --- a/net/core/flow.c +++ b/net/core/flow.c @@ -343,12 +343,8 @@ static int __init flow_cache_init(void) flow_cachep = kmem_cache_create("flow_cache", sizeof(struct flow_cache_entry), - 0, SLAB_HWCACHE_ALIGN, + 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); - - if (!flow_cachep) - panic("NET: failed to allocate flow cache slab\n"); - flow_hash_shift = 10; flow_lwm = 2 * flow_hash_size; flow_hwm = 4 * flow_hash_size; diff --git a/net/core/neighbour.c b/net/core/neighbour.c index c0a27407f44..a45bd2124d6 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -1339,14 +1339,10 @@ void neigh_table_init_no_netlink(struct neigh_table *tbl) neigh_rand_reach_time(tbl->parms.base_reachable_time); if (!tbl->kmem_cachep) - tbl->kmem_cachep = kmem_cache_create(tbl->id, - tbl->entry_size, - 0, SLAB_HWCACHE_ALIGN, - NULL, NULL); - - if (!tbl->kmem_cachep) - panic("cannot create neighbour cache"); - + tbl->kmem_cachep = + kmem_cache_create(tbl->id, tbl->entry_size, 0, + SLAB_HWCACHE_ALIGN|SLAB_PANIC, + NULL, NULL); tbl->stats = alloc_percpu(struct neigh_statistics); if (!tbl->stats) panic("cannot create neighbour cache statistics"); diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 8a476f1956e..c448c7f6fde 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -2046,19 +2046,14 @@ void __init skb_init(void) skbuff_head_cache = kmem_cache_create("skbuff_head_cache", sizeof(struct sk_buff), 0, - SLAB_HWCACHE_ALIGN, + SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); - if (!skbuff_head_cache) - panic("cannot create skbuff cache"); - skbuff_fclone_cache = kmem_cache_create("skbuff_fclone_cache", (2*sizeof(struct sk_buff)) + sizeof(atomic_t), 0, - SLAB_HWCACHE_ALIGN, + SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); - if (!skbuff_fclone_cache) - panic("cannot create skbuff cache"); } EXPORT_SYMBOL(___pskb_trim); diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c index c5daf3557c1..dd0761e3d28 100644 --- a/net/decnet/dn_route.c +++ b/net/decnet/dn_route.c @@ -1781,14 +1781,9 @@ void __init dn_route_init(void) { int i, goal, order; - dn_dst_ops.kmem_cachep = kmem_cache_create("dn_dst_cache", - sizeof(struct dn_route), - 0, SLAB_HWCACHE_ALIGN, - NULL, NULL); - - if (!dn_dst_ops.kmem_cachep) - panic("DECnet: Failed to allocate dn_dst_cache\n"); - + dn_dst_ops.kmem_cachep = + kmem_cache_create("dn_dst_cache", sizeof(struct dn_route), 0, + SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); init_timer(&dn_route_timer); dn_route_timer.function = dn_dst_check_expire; dn_route_timer.expires = jiffies + decnet_dst_gc_interval * HZ; diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c index 03ff62ebcfe..a675602ef29 100644 --- a/net/ipv4/inetpeer.c +++ b/net/ipv4/inetpeer.c @@ -126,12 +126,9 @@ void __init inet_initpeers(void) peer_cachep = kmem_cache_create("inet_peer_cache", sizeof(struct inet_peer), - 0, SLAB_HWCACHE_ALIGN, + 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); - if (!peer_cachep) - panic("cannot create inet_peer_cache"); - /* All the timers, started at system startup tend to synchronize. Perturb it a bit. */ diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 98f0aa0d421..ba49588da24 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -1900,11 +1900,8 @@ void __init ip_mr_init(void) { mrt_cachep = kmem_cache_create("ip_mrt_cache", sizeof(struct mfc_cache), - 0, SLAB_HWCACHE_ALIGN, + 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); - if (!mrt_cachep) - panic("cannot allocate ip_mrt_cache"); - init_timer(&ipmr_expire_timer); ipmr_expire_timer.function=ipmr_expire_process; register_netdevice_notifier(&ip_mr_notifier); diff --git a/net/ipv4/route.c b/net/ipv4/route.c index a4d4cb85a16..20ffe8e88c0 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -3147,13 +3147,9 @@ int __init ip_rt_init(void) } #endif - ipv4_dst_ops.kmem_cachep = kmem_cache_create("ip_dst_cache", - sizeof(struct rtable), - 0, SLAB_HWCACHE_ALIGN, - NULL, NULL); - - if (!ipv4_dst_ops.kmem_cachep) - panic("IP: failed to allocate ip_dst_cache\n"); + ipv4_dst_ops.kmem_cachep = + kmem_cache_create("ip_dst_cache", sizeof(struct rtable), 0, + SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); rt_hash_table = (struct rt_hash_bucket *) alloc_large_system_hash("IP route cache", diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index e570db4d33c..29e3d606db7 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2254,9 +2254,7 @@ void __init tcp_init(void) tcp_hashinfo.bind_bucket_cachep = kmem_cache_create("tcp_bind_bucket", sizeof(struct inet_bind_bucket), 0, - SLAB_HWCACHE_ALIGN, NULL, NULL); - if (!tcp_hashinfo.bind_bucket_cachep) - panic("tcp_init: Cannot alloc tcp_bind_bucket cache."); + SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); /* Size and allocate the main established and bind bucket * hash tables. diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index fbca60950b1..8fcae7a6510 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -1472,10 +1472,8 @@ void __init fib6_init(void) { fib6_node_kmem = kmem_cache_create("fib6_nodes", sizeof(struct fib6_node), - 0, SLAB_HWCACHE_ALIGN, + 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); - if (!fib6_node_kmem) - panic("cannot create fib6_nodes cache"); fib6_tables_init(); } diff --git a/net/ipv6/route.c b/net/ipv6/route.c index d83844d9499..ba1b3d11865 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -2419,13 +2419,9 @@ void __init ip6_route_init(void) { struct proc_dir_entry *p; - ip6_dst_ops.kmem_cachep = kmem_cache_create("ip6_dst_cache", - sizeof(struct rt6_info), - 0, SLAB_HWCACHE_ALIGN, - NULL, NULL); - if (!ip6_dst_ops.kmem_cachep) - panic("cannot create ip6_dst_cache"); - + ip6_dst_ops.kmem_cachep = + kmem_cache_create("ip6_dst_cache", sizeof(struct rt6_info), 0, + SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); fib6_init(); #ifdef CONFIG_PROC_FS p = proc_net_create("ipv6_route", 0, rt6_proc_info); diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c index 891a6090cc0..dfc90bb1cf1 100644 --- a/net/xfrm/xfrm_input.c +++ b/net/xfrm/xfrm_input.c @@ -82,8 +82,6 @@ void __init xfrm_input_init(void) { secpath_cachep = kmem_cache_create("secpath_cache", sizeof(struct sec_path), - 0, SLAB_HWCACHE_ALIGN, + 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); - if (!secpath_cachep) - panic("XFRM: failed to allocate secpath_cache\n"); } diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 1cf3209cdf4..7db1c48537f 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -1985,10 +1985,8 @@ static void __init xfrm_policy_init(void) xfrm_dst_cache = kmem_cache_create("xfrm_dst_cache", sizeof(struct xfrm_dst), - 0, SLAB_HWCACHE_ALIGN, + 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); - if (!xfrm_dst_cache) - panic("XFRM: failed to allocate xfrm_dst_cache\n"); hmask = 8 - 1; sz = (hmask+1) * sizeof(struct hlist_head);