path: root/mm
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authorPekka Enberg <penberg@cs.helsinki.fi>2006-03-25 03:06:43 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-25 08:22:49 -0800
commit40c07ae8daa659b8feb149c84731629386873c16 (patch)
tree77d9e7572135de30f184103cc6dd36f9c0f8dfbf /mm
parenta8c0f9a41f88da703ade33f9c1626a55c786e8bb (diff)
[PATCH] slab: optimize constant-size kzalloc calls
As suggested by Eric Dumazet, optimize kzalloc() calls that pass a compile-time constant size. Please note that the patch increases kernel text slightly (~200 bytes for defconfig on x86). Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm')
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/util.c b/mm/util.c
index b68d3d7d0359..7368479220b3 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -5,18 +5,18 @@
#include <asm/uaccess.h>
- * kzalloc - allocate memory. The memory is set to zero.
+ * __kzalloc - allocate memory. The memory is set to zero.
* @size: how many bytes of memory are required.
* @flags: the type of memory to allocate.
-void *kzalloc(size_t size, gfp_t flags)
+void *__kzalloc(size_t size, gfp_t flags)
void *ret = ____kmalloc(size, flags);
if (ret)
memset(ret, 0, size);
return ret;
* kstrdup - allocate space for and copy an existing string