From: Jiri Kosina <jkosina@suse.cz>
Date: Thu, 29 Nov 2007 00:22:03 +0000 (-0800)
Subject: RTC: convert mutex to bitfield
X-Git-Tag: v2.6.24-rc4~31
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8853c202b4a91713dbfb4d9b6e1c87cc2aa12392;p=pandora-kernel.git

RTC: convert mutex to bitfield

RTC code is using mutex to assure exclusive access to /dev/rtc.  This is
however wrong usage, as it leaves the mutex locked when returning into
userspace, which is unacceptable.

Convert rtc->char_lock into bit operation.

Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Acked-by: Alessandro Zummo <a.zummo@towertech.it>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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