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mm, slab: Remove silly function slab_buffer_size() 

This function is seldom used, and can be simply replaced with cachep->size.

Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Ezequiel Garcia <elezegarcia@gmail.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
wifi-calibration
Ezequiel Garcia 2012-09-08 17:47:52 -03:00 committed by Pekka Enberg
parent 90f2cbbc49
commit ff4fcd01ec
2 changed files with 2 additions and 15 deletions
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5
include/linux/slab_def.h
View File

@ -113,17 +113,12 @@ void *__kmalloc(size_t size, gfp_t flags);
#ifdef CONFIG_TRACING
extern void *kmem_cache_alloc_trace(size_t size,
struct kmem_cache *cachep, gfp_t flags);
extern size_t slab_buffer_size(struct kmem_cache *cachep);
#else
static __always_inline void *
kmem_cache_alloc_trace(size_t size, struct kmem_cache *cachep, gfp_t flags)
{
return kmem_cache_alloc(cachep, flags);
}
static inline size_t slab_buffer_size(struct kmem_cache *cachep)
{
return 0;
}
#endif
static __always_inline void *kmalloc(size_t size, gfp_t flags)

12
mm/slab.c
View File

@ -498,14 +498,6 @@ static void **dbg_userword(struct kmem_cache *cachep, void *objp)
#endif
#ifdef CONFIG_TRACING
size_t slab_buffer_size(struct kmem_cache *cachep)
{
return cachep->size;
}
EXPORT_SYMBOL(slab_buffer_size);
#endif
/*
* Do not go above this order unless 0 objects fit into the slab or
* overridden on the command line.
@ -3850,7 +3842,7 @@ kmem_cache_alloc_trace(size_t size, struct kmem_cache *cachep, gfp_t flags)
ret = __cache_alloc(cachep, flags, __builtin_return_address(0));
trace_kmalloc(_RET_IP_, ret,
size, slab_buffer_size(cachep), flags);
size, cachep->size, flags);
return ret;
}
EXPORT_SYMBOL(kmem_cache_alloc_trace);
@ -3881,7 +3873,7 @@ void *kmem_cache_alloc_node_trace(size_t size,
ret = __cache_alloc_node(cachep, flags, nodeid,
__builtin_return_address(0));
trace_kmalloc_node(_RET_IP_, ret,
size, slab_buffer_size(cachep),
size, cachep->size,
flags, nodeid);
return ret;
}