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| author | Hua Zhong <hzhong@gmail.com> | 2006-06-23 11:03:23 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-23 16:42:49 +0200 |
| commit | b344e05c585406904c70865e531e02467c4c7931 (patch) | |
| tree | 5c9b9be9c35f5921e4796f1bafab810839765354 /mm | |
| parent | [PATCH] radix-tree: small (diff) | |
| download | linux-b344e05c585406904c70865e531e02467c4c7931.tar.xz linux-b344e05c585406904c70865e531e02467c4c7931.zip | |
[PATCH] likely cleanup: remove unlikely in sys_mprotect()
With likely/unlikely profiling on my not-so-busy-typical-developmentsystem
there are 5k misses vs 2k hits. So I guess we should remove the unlikely.
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 'mm')
| -rw-r--r-- | mm/mprotect.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/mprotect.c b/mm/mprotect.c index 4c14d4289b61..5faf01ad3ef8 100644 --- a/mm/mprotect.c +++ b/mm/mprotect.c @@ -205,8 +205,7 @@ sys_mprotect(unsigned long start, size_t len, unsigned long prot) /* * Does the application expect PROT_READ to imply PROT_EXEC: */ - if (unlikely((prot & PROT_READ) && - (current->personality & READ_IMPLIES_EXEC))) + if ((prot & PROT_READ) && (current->personality & READ_IMPLIES_EXEC)) prot |= PROT_EXEC; vm_flags = calc_vm_prot_bits(prot); |