[PATCH] sa1111: Prevent deadlock in resume path
marek.vasut at gmail.com
Wed May 26 15:15:57 EDT 2010
Dne St 26. května 2010 21:14:25 Russell King - ARM Linux napsal(a):
> On Wed, May 26, 2010 at 09:11:44PM +0200, Marek Vasut wrote:
> > This patch reorganises the sa1111_resume() function in a manner the
> > spinlock happens after calling the sa1111_wake(). This fixes two bugs:
> > 1) This function called sa1111_wake() which tried to claim the same
> > spinlock
> > the sa1111_resume() already claimed. This would result in certain
> > deadlock.
> > Original idea for this part: Russell King <linux at arm.linux.org.uk>
> > 2) The function didn't unlock the spinlock in case the chip didn't report
> > correct ID.
> > Original idea for this part: Julia Lawall <julia at diku.dk>
> > Signed-off-by: Marek Vasut <marek.vasut at gmail.com>
> Yea, good enough.
You want me to fight your patch tracking system or will you just merge it into
your tree ?
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