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-rw-r--r--include/linux/slab_def.h33
-rw-r--r--mm/slab.c38
2 files changed, 36 insertions, 35 deletions
diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h
index 791a502f6906..83203ae9390b 100644
--- a/include/linux/slab_def.h
+++ b/include/linux/slab_def.h
@@ -138,11 +138,12 @@ 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_notrace(struct kmem_cache *cachep, gfp_t flags);
+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_notrace(struct kmem_cache *cachep, gfp_t flags)
+kmem_cache_alloc_trace(size_t size, struct kmem_cache *cachep, gfp_t flags)
{
return kmem_cache_alloc(cachep, flags);
}
@@ -179,10 +180,7 @@ found:
#endif
cachep = malloc_sizes[i].cs_cachep;
- ret = kmem_cache_alloc_notrace(cachep, flags);
-
- trace_kmalloc(_THIS_IP_, ret,
- size, slab_buffer_size(cachep), flags);
+ ret = kmem_cache_alloc_trace(size, cachep, flags);
return ret;
}
@@ -194,14 +192,16 @@ extern void *__kmalloc_node(size_t size, gfp_t flags, int node);
extern void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node);
#ifdef CONFIG_TRACING
-extern void *kmem_cache_alloc_node_notrace(struct kmem_cache *cachep,
- gfp_t flags,
- int nodeid);
+extern void *kmem_cache_alloc_node_trace(size_t size,
+ struct kmem_cache *cachep,
+ gfp_t flags,
+ int nodeid);
#else
static __always_inline void *
-kmem_cache_alloc_node_notrace(struct kmem_cache *cachep,
- gfp_t flags,
- int nodeid)
+kmem_cache_alloc_node_trace(size_t size,
+ struct kmem_cache *cachep,
+ gfp_t flags,
+ int nodeid)
{
return kmem_cache_alloc_node(cachep, flags, nodeid);
}
@@ -210,7 +210,6 @@ kmem_cache_alloc_node_notrace(struct kmem_cache *cachep,
static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node)
{
struct kmem_cache *cachep;
- void *ret;
if (__builtin_constant_p(size)) {
int i = 0;
@@ -234,13 +233,7 @@ found:
#endif
cachep = malloc_sizes[i].cs_cachep;
- ret = kmem_cache_alloc_node_notrace(cachep, flags, node);
-
- trace_kmalloc_node(_THIS_IP_, ret,
- size, slab_buffer_size(cachep),
- flags, node);
-
- return ret;
+ return kmem_cache_alloc_node_trace(size, cachep, flags, node);
}
return __kmalloc_node(size, flags, node);
}
diff --git a/mm/slab.c b/mm/slab.c
index b1e40dafbab3..dfcc8885d7d5 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3653,11 +3653,18 @@ void *kmem_cache_alloc(struct kmem_cache *cachep, gfp_t flags)
EXPORT_SYMBOL(kmem_cache_alloc);
#ifdef CONFIG_TRACING
-void *kmem_cache_alloc_notrace(struct kmem_cache *cachep, gfp_t flags)
+void *
+kmem_cache_alloc_trace(size_t size, struct kmem_cache *cachep, gfp_t flags)
{
- return __cache_alloc(cachep, flags, __builtin_return_address(0));
+ void *ret;
+
+ ret = __cache_alloc(cachep, flags, __builtin_return_address(0));
+
+ trace_kmalloc(_RET_IP_, ret,
+ size, slab_buffer_size(cachep), flags);
+ return ret;
}
-EXPORT_SYMBOL(kmem_cache_alloc_notrace);
+EXPORT_SYMBOL(kmem_cache_alloc_trace);
#endif
/**
@@ -3705,31 +3712,32 @@ 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_notrace(struct kmem_cache *cachep,
- gfp_t flags,
- int nodeid)
+void *kmem_cache_alloc_node_trace(size_t size,
+ struct kmem_cache *cachep,
+ gfp_t flags,
+ int nodeid)
{
- return __cache_alloc_node(cachep, flags, nodeid,
+ void *ret;
+
+ ret = __cache_alloc_node(cachep, flags, nodeid,
__builtin_return_address(0));
+ trace_kmalloc_node(_RET_IP_, ret,
+ size, slab_buffer_size(cachep),
+ flags, nodeid);
+ return ret;
}
-EXPORT_SYMBOL(kmem_cache_alloc_node_notrace);
+EXPORT_SYMBOL(kmem_cache_alloc_node_trace);
#endif
static __always_inline void *
__do_kmalloc_node(size_t size, gfp_t flags, int node, void *caller)
{
struct kmem_cache *cachep;
- void *ret;
cachep = kmem_find_general_cachep(size, flags);
if (unlikely(ZERO_OR_NULL_PTR(cachep)))
return cachep;
- ret = kmem_cache_alloc_node_notrace(cachep, flags, node);
-
- trace_kmalloc_node((unsigned long) caller, ret,
- size, cachep->buffer_size, flags, node);
-
- return ret;
+ return kmem_cache_alloc_node_trace(size, cachep, flags, node);
}
#if defined(CONFIG_DEBUG_SLAB) || defined(CONFIG_TRACING)