From: Rodolfo Giometti <giometti@linux.it>
Date: Wed, 11 Nov 2009 22:26:52 +0000 (-0800)
Subject: pps: locking scheme fix up for PPS_GETPARAMS
X-Git-Tag: v2.6.32-rc7~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cbf83cc5a29dba480cf1ba1c5e3417a0d4a31410;p=pandora-kernel.git

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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