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authorNick Piggin <npiggin@suse.de>2006-09-25 23:31:23 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-26 08:48:48 -0700
commit28e4d965e6131ace1e813e93aebca89ac6b82dc1 (patch)
tree6c98aa227c5cfdc9fb51ddf53c4497127beb3ca1 /mm/filemap.c
parentbfa5bf6d6446f0028187a727f792fbc7934228ad (diff)
downloadlwn-28e4d965e6131ace1e813e93aebca89ac6b82dc1.tar.gz
lwn-28e4d965e6131ace1e813e93aebca89ac6b82dc1.zip
[PATCH] mm: remove_mapping() safeness
Some users of remove_mapping had been unsafe. Modify the remove_mapping precondition to ensure the caller has locked the page and obtained the correct mapping. Modify callers to ensure the mapping is the correct one. [hugh@veritas.com: swapper_space fix] Signed-off-by: Nick Piggin <npiggin@suse.de> Signed-off-by: Hugh Dickins <hugh@veritas.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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