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authorRodolfo Giometti <giometti@linux.it>2009-11-11 14:26:52 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-11-12 07:26:00 -0800
commitcbf83cc5a29dba480cf1ba1c5e3417a0d4a31410 (patch)
treeeb7757638e0a8e5509066eebec053a7bffe0138a /fs
parent69fd8d24673a8f4f8be5db7f84b5dc9e4ff354c8 (diff)
pps: locking scheme fix up for PPS_GETPARAMS
Userland programs may read/write PPS parameters at same time and these operations may corrupt PPS data. Signed-off-by: Rodolfo Giometti <giometti@linux.it> Tested-by: Reg Clemens <clemens@dwf.com> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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