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authorMiklos Szeredi <miklos@szeredi.hu>2006-10-17 00:10:07 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-17 08:18:45 -0700
commit7762f5a0b709b415fda132258ad37b9f2a1db994 (patch)
tree7eb1b54dc392f2100bf2cf1e407a2480a4680e7d /fs
parent9ffbb9162312fd8113037cb3d94f787f06bbfa9a (diff)
[PATCH] document i_size_write locking rules
Unless someone reads the documentation for write_seqcount_{begin,end} it is not obvious, that i_size_write() needs locking. Especially, that lack of such locking can result in a system hang. Signed-off-by: Miklos Szeredi <miklos@szeredi.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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