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| author | Oleg Nesterov <oleg@tv-sign.ru> | 2006-11-09 04:44:38 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-11-09 05:29:22 +0300 |
| commit | 75b2bd55bd7724c727856fbdf3ab71d2e4287ac8 (patch) | |
| tree | 45bf6e8091f1b932cee4a499f46c9ef17fb9a2d8 /Documentation | |
| parent | d654c673d6394bc26e159b1057b357371b4ce1dc (diff) | |
| download | linux-75b2bd55bd7724c727856fbdf3ab71d2e4287ac8.tar.xz | |
[PATCH] A minor fix for set_mb() in Documentation/memory-barriers.txt
set_mb() is used by set_current_state() which needs mb(), not wmb(). I
think it would be right to assume that set_mb() implies mb(), all arches
seem to do just this.
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/memory-barriers.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/memory-barriers.txt b/Documentation/memory-barriers.txt index 7f790f66ec68..7751704b6db1 100644 --- a/Documentation/memory-barriers.txt +++ b/Documentation/memory-barriers.txt @@ -1016,7 +1016,7 @@ There are some more advanced barrier functions: (*) set_mb(var, value) - This assigns the value to the variable and then inserts at least a write + This assigns the value to the variable and then inserts a full memory barrier after it, depending on the function. It isn't guaranteed to insert anything more than a compiler barrier in a UP compilation. |