[PATCH 07/10] mm, slab: Match SLAB and SLUB kmem_cache_alloc_xxx_trace() prototype

[Ezequiel Garcia]

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

Cc: Pekka Enberg <penb...@kernel.org>
Cc: Christoph Lameter <c...@linux.com>
Signed-off-by: Ezequiel Garcia <elezegar...@gmail.com>
---
 include/linux/slab_def.h |    7 +++----
 mm/slab.c                |   10 +++++-----
 2 files changed, 8 insertions(+), 9 deletions(-)

diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h
index 604ebc8..e98caeb 100644
--- a/include/linux/slab_def.h
+++ b/include/linux/slab_def.h
@@ -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;
        }
diff --git a/mm/slab.c b/mm/slab.c
index bc342d1..47cb03c 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3834,7 +3834,7 @@ 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;
 
@@ -3861,10 +3861,10 @@ 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;
 
@@ -3886,7 +3886,7 @@ __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)
-- 
1.7.8.6

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