[alsa-devel] v3.14-rc1 locking bug in system suspend

Shawn Guo shawn.guo at linaro.org
Fri Feb 7 23:58:29 EST 2014

On Thu, Feb 06, 2014 at 10:55:13PM +0800, Shawn Guo wrote:
> On Wed, Feb 05, 2014 at 10:54:10PM +0800, Shawn Guo wrote:
> > I start seeing the following locking bug on IMX6 with suspend operation
> > after moving to v3.14-rc1.  Before I start looking into the issue, I
> > would like to confirm if it's an IMX specific problem or one seen on
> > other platforms.  Please ask if you need more info.
> Sorry.  This is not a new bug of v3.14-rc1.  It's been there with
> v3.13-rc for a while.  It looks like there is something wrong in the
> use of power_lock in struct snd_card.  Will dig into it.

Okay.  This is an IMX specific problem caused by audio driver.  I will
send a fix to alsa-devel list shortly.


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