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authorPekka Enberg <penberg@kernel.org>2012-10-03 09:56:12 +0300
committerPekka Enberg <penberg@kernel.org>2012-10-03 09:56:12 +0300
commit023dc70470502f41b285112d4840f35d9075b767 (patch)
treef2f06d54be9583d9b1b2abae4c76722c5453df83 /mm/slob.c
parenta0d271cbfed1dd50278c6b06bead3d00ba0a88f9 (diff)
parent608da7e3fc7259eca0d983b31bc8915af14cf15e (diff)
downloadop-kernel-dev-023dc70470502f41b285112d4840f35d9075b767.zip
op-kernel-dev-023dc70470502f41b285112d4840f35d9075b767.tar.gz
Merge branch 'slab/next' into slab/for-linus
Diffstat (limited to 'mm/slob.c')
-rw-r--r--mm/slob.c33
1 files changed, 27 insertions, 6 deletions
diff --git a/mm/slob.c b/mm/slob.c
index 45d4ca7..dd47d16 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -194,7 +194,7 @@ static void *slob_new_pages(gfp_t gfp, int order, int node)
void *page;
#ifdef CONFIG_NUMA
- if (node != -1)
+ if (node != NUMA_NO_NODE)
page = alloc_pages_exact_node(node, gfp, order);
else
#endif
@@ -290,7 +290,7 @@ static void *slob_alloc(size_t size, gfp_t gfp, int align, int node)
* If there's a node specification, search for a partial
* page with a matching node id in the freelist.
*/
- if (node != -1 && page_to_nid(sp) != node)
+ if (node != NUMA_NO_NODE && page_to_nid(sp) != node)
continue;
#endif
/* Enough room on this page? */
@@ -425,7 +425,8 @@ out:
* End of slob allocator proper. Begin kmem_cache_alloc and kmalloc frontend.
*/
-void *__kmalloc_node(size_t size, gfp_t gfp, int node)
+static __always_inline void *
+__do_kmalloc_node(size_t size, gfp_t gfp, int node, unsigned long caller)
{
unsigned int *m;
int align = max(ARCH_KMALLOC_MINALIGN, ARCH_SLAB_MINALIGN);
@@ -446,7 +447,7 @@ void *__kmalloc_node(size_t size, gfp_t gfp, int node)
*m = size;
ret = (void *)m + align;
- trace_kmalloc_node(_RET_IP_, ret,
+ trace_kmalloc_node(caller, ret,
size, size + align, gfp, node);
} else {
unsigned int order = get_order(size);
@@ -460,15 +461,35 @@ void *__kmalloc_node(size_t size, gfp_t gfp, int node)
page->private = size;
}
- trace_kmalloc_node(_RET_IP_, ret,
+ trace_kmalloc_node(caller, ret,
size, PAGE_SIZE << order, gfp, node);
}
kmemleak_alloc(ret, size, 1, gfp);
return ret;
}
+
+void *__kmalloc_node(size_t size, gfp_t gfp, int node)
+{
+ return __do_kmalloc_node(size, gfp, node, _RET_IP_);
+}
EXPORT_SYMBOL(__kmalloc_node);
+#ifdef CONFIG_TRACING
+void *__kmalloc_track_caller(size_t size, gfp_t gfp, unsigned long caller)
+{
+ return __do_kmalloc_node(size, gfp, NUMA_NO_NODE, caller);
+}
+
+#ifdef CONFIG_NUMA
+void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags,
+ int node, unsigned long caller)
+{
+ return __do_kmalloc_node(size, gfp, node, caller);
+}
+#endif
+#endif
+
void kfree(const void *block)
{
struct page *sp;
@@ -514,7 +535,7 @@ struct kmem_cache *__kmem_cache_create(const char *name, size_t size,
struct kmem_cache *c;
c = slob_alloc(sizeof(struct kmem_cache),
- GFP_KERNEL, ARCH_KMALLOC_MINALIGN, -1);
+ GFP_KERNEL, ARCH_KMALLOC_MINALIGN, NUMA_NO_NODE);
if (c) {
c->name = name;
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