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Commit 4052147c authored by Ezequiel Garcia's avatar Ezequiel Garcia Committed by Pekka Enberg
Browse files

mm, slab: Match SLAB and SLUB kmem_cache_alloc_xxx_trace() prototype 



This long (seemingly unnecessary) patch does not fix anything and
its only goal is to produce common code between SLAB and SLUB.

Cc: Christoph Lameter <cl@linux.com>
Signed-off-by: default avatarEzequiel Garcia <elezegarcia@gmail.com>
Signed-off-by: default avatarPekka Enberg <penberg@kernel.org>
parent 7c0cb9c6

include/linux/slab_def.h

+3 −4
Original line number Diff line number Diff line
@@ -111,11 +111,10 @@ void *kmem_cache_alloc(struct kmem_cache *, gfp_t); 
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 void *kmem_cache_alloc_trace(struct kmem_cache *, gfp_t, size_t);

#else

static __always_inline void *

kmem_cache_alloc_trace(size_t size, struct kmem_cache *cachep, gfp_t flags)

kmem_cache_alloc_trace(struct kmem_cache *cachep, gfp_t flags, size_t size)

{

	return kmem_cache_alloc(cachep, flags);

}
@@ -148,7 +147,7 @@ found: 
#endif

			cachep = malloc_sizes[i].cs_cachep;



		ret = kmem_cache_alloc_trace(size, cachep, flags);

		ret = kmem_cache_alloc_trace(cachep, flags, size);



		return ret;

	}

mm/slab.c

+5 −5
Original line number Diff line number Diff line
@@ -3835,7 +3835,7 @@ EXPORT_SYMBOL(kmem_cache_alloc); 


#ifdef CONFIG_TRACING

void *

kmem_cache_alloc_trace(size_t size, struct kmem_cache *cachep, gfp_t flags)

kmem_cache_alloc_trace(struct kmem_cache *cachep, gfp_t flags, size_t size)

{

	void *ret;
@@ -3862,10 +3862,10 @@ void *kmem_cache_alloc_node(struct kmem_cache *cachep, gfp_t flags, int nodeid) 
EXPORT_SYMBOL(kmem_cache_alloc_node);



#ifdef CONFIG_TRACING

void *kmem_cache_alloc_node_trace(size_t size,

				  struct kmem_cache *cachep,

void *kmem_cache_alloc_node_trace(struct kmem_cache *cachep,

				  gfp_t flags,

				  int nodeid)

				  int nodeid,

				  size_t size)

{

	void *ret;
@@ -3887,7 +3887,7 @@ __do_kmalloc_node(size_t size, gfp_t flags, int node, unsigned long caller) 
	cachep = kmem_find_general_cachep(size, flags);

	if (unlikely(ZERO_OR_NULL_PTR(cachep)))

		return cachep;

	return kmem_cache_alloc_node_trace(size, cachep, flags, node);

	return kmem_cache_alloc_node_trace(cachep, flags, node, size);

}



#if defined(CONFIG_DEBUG_SLAB) || defined(CONFIG_TRACING)