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author | Ingo Molnar <mingo@elte.hu> | 2007-02-10 12:46:36 +0300 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-11 22:18:07 +0300 |
commit | 656dad312fb41ed95ef08325e9df9bece3aacbbb (patch) | |
tree | 34d0a2c1e4b78104148850abc8a1359ce06c3f13 /mm | |
parent | 3e4fdaf8aebe489e8e59826fdf78cb64356d2ad0 (diff) | |
download | linux-656dad312fb41ed95ef08325e9df9bece3aacbbb.tar.xz |
[PATCH] highmem: catch illegal nesting
Catch illegally nested kmap_atomic()s even if the page that is mapped by
the 'inner' instance is from lowmem.
This avoids spuriously zapped kmap-atomic ptes and turns hard to find
crashes into clear asserts at the bug site.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
0 files changed, 0 insertions, 0 deletions