diff options
| author | William Lee Irwin III <wli@holomorphy.com> | 2005-05-01 11:58:38 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-05-01 11:58:38 -0400 |
| commit | dd1d5afca8d3bda7ff9db773fc08e648d2503dc6 (patch) | |
| tree | b0cc49be9dc43558e31be18d6045181661492018 /mm/swap_state.c | |
| parent | 93ea1d0a12623dc1a693642b5758261f35f9bf96 (diff) | |
[PATCH] sync_page() smp_mb() comment
The smp_mb() is becaus sync_page() doesn't have PG_locked while it accesses
page_mapping(page). The comments in the patch (the entire patch is the
addition of this comment) try to explain further how and why smp_mb() is
used.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm/swap_state.c')
0 files changed, 0 insertions, 0 deletions