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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-10 08:38:01 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-10 08:38:01 -0800 |
commit | a1e8fad5900fa94adb500c6e0dfd60a307f7a3c9 (patch) | |
tree | c619277e587a99c90e76a1e7b63746af4d959d72 /mm/slub.c | |
parent | e3166331a3288dd7184548896a1c7ab682f0dbe8 (diff) | |
parent | a45b0616e7ee9db4c1b2b9a4a79a974325fa9bf3 (diff) | |
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6:
slub: Fix a crash during slabinfo -v
tracing/slab: Move kmalloc tracepoint out of inline code
slub: Fix slub_lock down/up imbalance
slub: Fix build breakage in Documentation/vm
slub tracing: move trace calls out of always inlined functions to reduce kernel code size
slub: move slabinfo.c to tools/slub/slabinfo.c
Diffstat (limited to 'mm/slub.c')
-rw-r--r-- | mm/slub.c | 30 |
1 files changed, 23 insertions, 7 deletions
diff --git a/mm/slub.c b/mm/slub.c index a2fe1727ed8..008cd743a36 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -28,6 +28,8 @@ #include <linux/math64.h> #include <linux/fault-inject.h> +#include <trace/events/kmem.h> + /* * Lock order: * 1. slab_lock(page) @@ -1774,11 +1776,21 @@ void *kmem_cache_alloc(struct kmem_cache *s, gfp_t gfpflags) EXPORT_SYMBOL(kmem_cache_alloc); #ifdef CONFIG_TRACING -void *kmem_cache_alloc_notrace(struct kmem_cache *s, gfp_t gfpflags) +void *kmem_cache_alloc_trace(struct kmem_cache *s, gfp_t gfpflags, size_t size) +{ + void *ret = slab_alloc(s, gfpflags, NUMA_NO_NODE, _RET_IP_); + trace_kmalloc(_RET_IP_, ret, size, s->size, gfpflags); + return ret; +} +EXPORT_SYMBOL(kmem_cache_alloc_trace); + +void *kmalloc_order_trace(size_t size, gfp_t flags, unsigned int order) { - return slab_alloc(s, gfpflags, NUMA_NO_NODE, _RET_IP_); + void *ret = kmalloc_order(size, flags, order); + trace_kmalloc(_RET_IP_, ret, size, PAGE_SIZE << order, flags); + return ret; } -EXPORT_SYMBOL(kmem_cache_alloc_notrace); +EXPORT_SYMBOL(kmalloc_order_trace); #endif #ifdef CONFIG_NUMA @@ -1794,13 +1806,17 @@ void *kmem_cache_alloc_node(struct kmem_cache *s, gfp_t gfpflags, int node) EXPORT_SYMBOL(kmem_cache_alloc_node); #ifdef CONFIG_TRACING -void *kmem_cache_alloc_node_notrace(struct kmem_cache *s, +void *kmem_cache_alloc_node_trace(struct kmem_cache *s, gfp_t gfpflags, - int node) + int node, size_t size) { - return slab_alloc(s, gfpflags, node, _RET_IP_); + void *ret = slab_alloc(s, gfpflags, node, _RET_IP_); + + trace_kmalloc_node(_RET_IP_, ret, + size, s->size, gfpflags, node); + return ret; } -EXPORT_SYMBOL(kmem_cache_alloc_node_notrace); +EXPORT_SYMBOL(kmem_cache_alloc_node_trace); #endif #endif |