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| author | akpm@osdl.org <akpm@osdl.org> | 2005-05-01 17:58:47 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-05-01 17:58:47 +0200 |
| commit | d59dd4620fb8d6422555a9e2b82a707718e68327 (patch) | |
| tree | 78205657d24efcaa3f8314064951ac3814ed95a7 /kernel/profile.c | |
| parent | [PATCH] ppc64: use smp_mb and smp_wmb (diff) | |
| download | linux-d59dd4620fb8d6422555a9e2b82a707718e68327.tar.xz linux-d59dd4620fb8d6422555a9e2b82a707718e68327.zip | |
[PATCH] use smp_mb/wmb/rmb where possible
Replace a number of memory barriers with smp_ variants. This means we won't
take the unnecessary hit on UP machines.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/profile.c')
| -rw-r--r-- | kernel/profile.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/profile.c b/kernel/profile.c index a38fa70075fe..a66be468c422 100644 --- a/kernel/profile.c +++ b/kernel/profile.c @@ -522,7 +522,7 @@ static int __init create_hash_tables(void) return 0; out_cleanup: prof_on = 0; - mb(); + smp_mb(); on_each_cpu(profile_nop, NULL, 0, 1); for_each_online_cpu(cpu) { struct page *page; |