linux-kernel - Re: 2.6.36: Sound stop working

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Message-ID: <4C646110.1040104@gmail.com>
Date:	Thu, 12 Aug 2010 23:01:04 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	Takashi Iwai <tiwai@...e.de>
CC:	Pekka Enberg <penberg@...nel.org>, Thomas Meyer <thomas@...3r.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: 2.6.36: Sound stop working

On 08/12/2010 10:26 PM, Takashi Iwai wrote:
> At Thu, 12 Aug 2010 23:10:15 +0300,
> Pekka Enberg wrote:
>>
>> On Thu, Aug 12, 2010 at 11:00 PM, Thomas Meyer <thomas@...3r.de> wrote:
>>> My sound card stop to work since a few commits. I tried to bisect it and ended up with this:
>>>
>>> There are only 'skip'ped commits left to test.
>>> The first bad commit could be any of:
>>> 3bcf3860a4ff9bbc522820b4b765e65e4deceb3e
>>> c1e5c954020e123d30b4abf4038ce501861bcf9f
>>> We cannot bisect more!
>>>
>>> any ideas what to do now?
>>
>> Takashi, maybe this is related to Linus' problem?
> 
> Yeah, I guess so, since I couldn't see any obvious problem in sound/*.
> 
> PulseAudio uses inotify in udev-detection module, at least.
> It's possible that inotify change may hit the sound in the end.

Probably I got into this problem yesterday. Found out that PA fails to
open /dev/snd/pcmC0D0p _second_ time. It opens it, then closes, then
opens it again and gets EBUSY. aplay is OK.

(If this is the same issue.)

-- 
js
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