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kmemtrace: SLOB hooks.

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This adds hooks for the SLOB allocator, to allow tracing with kmemtrace.

We also convert some inline functions to __always_inline to make sure
_RET_IP_, which expands to __builtin_return_address(0), always works
as expected.

Acked-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
This commit is contained in:
Eduard - Gabriel Munteanu
2008-08-10 20:14:07 +03:00
committed by Pekka Enberg
parent 36555751c6
commit 3eae2cb24a
2 changed files with 37 additions and 11 deletions
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9
include/linux/slob_def.h
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@@ -3,14 +3,15 @@
void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node);
static inline void *kmem_cache_alloc(struct kmem_cache *cachep, gfp_t flags)
static __always_inline void *kmem_cache_alloc(struct kmem_cache *cachep,
gfp_t flags)
{
return kmem_cache_alloc_node(cachep, flags, -1);
}
void *__kmalloc_node(size_t size, gfp_t flags, int node);
static inline void *kmalloc_node(size_t size, gfp_t flags, int node)
static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node)
{
return __kmalloc_node(size, flags, node);
}
@@ -23,12 +24,12 @@ static inline void *kmalloc_node(size_t size, gfp_t flags, int node)
* kmalloc is the normal method of allocating memory
* in the kernel.
*/
static inline void *kmalloc(size_t size, gfp_t flags)
static __always_inline void *kmalloc(size_t size, gfp_t flags)
{
return __kmalloc_node(size, flags, -1);
}
static inline void *__kmalloc(size_t size, gfp_t flags)
static __always_inline void *__kmalloc(size_t size, gfp_t flags)
{
return kmalloc(size, flags);
}