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authorWu Fengguang <fengguang.wu@intel.com>2010-03-05 13:42:01 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-06 11:26:25 -0800
commit42e49608683ab25fbbbf9c40edb944601e543882 (patch)
tree5cc8beee91f235cdaf6be986f90275e04137c2bc /fs/nfsd/vfs.h
parent85f1fb72fa76eabc4481dc79f42d2b011df54762 (diff)
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op-kernel-dev-42e49608683ab25fbbbf9c40edb944601e543882.tar.gz
vfs: take f_lock on modifying f_mode after open time
We'll introduce FMODE_RANDOM which will be runtime modified. So protect all runtime modification to f_mode with f_lock to avoid races. Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Christoph Hellwig <hch@infradead.org> Cc: Trond Myklebust <Trond.Myklebust@netapp.com> Cc: Chuck Lever <chuck.lever@oracle.com> Cc: <stable@kernel.org> [2.6.33.x] Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/nfsd/vfs.h')
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