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author | Nick Piggin <npiggin@suse.de> | 2007-07-19 01:47:22 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-19 10:04:41 -0700 |
commit | 79352894b28550ee0eee919149f57626ec1b3572 (patch) | |
tree | 849e6aa148c69b9df3920199255ca14792eeffa2 /include/linux/highmem.h | |
parent | 83c54070ee1a2d05c89793884bea1a03f2851ed4 (diff) | |
download | lwn-79352894b28550ee0eee919149f57626ec1b3572.tar.gz lwn-79352894b28550ee0eee919149f57626ec1b3572.zip |
mm: fix clear_page_dirty_for_io vs fault race
Fix msync data loss and (less importantly) dirty page accounting
inaccuracies due to the race remaining in clear_page_dirty_for_io().
The deleted comment explains what the race was, and the added comments
explain how it is fixed.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/highmem.h')
0 files changed, 0 insertions, 0 deletions