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| author |   Hua Zhong <hzhong@gmail.com> | 2006-06-23 02:05:42 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-23 07:43:06 -0700 |
| commit | 368a5fa1f28589e6b54588a139ea872d5b4b1914 (patch) | |
| tree | 346923893f4814dffb51049f92f81c327374e60c /include/linux/cn_proc.h | |
| parent | [PATCH] percpu counter data type changes to suppport more than 2**31 ext3 free blocks counter (diff) | |
| download | linux-dev-368a5fa1f28589e6b54588a139ea872d5b4b1914.tar.xz linux-dev-368a5fa1f28589e6b54588a139ea872d5b4b1914.zip | |
[PATCH] remove unlikely() in might_sleep_if()
The likely() profiling tools show that __alloc_page() causes a lot of misses:
! 132 119193 __alloc_pages():mm/page_alloc.c@937
Because most __alloc_page() calls are not atomic.
Signed-off-by: Hua Zhong <hzhong@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/cn_proc.h')
0 files changed, 0 insertions, 0 deletions