From: Yong Zhang <yong.zhang0@gmail.com>
To: "Nallasellan, Singaravelan" <singaravelan.nallasellan@intel.com>
Cc: Arjan van de Ven <arjan@infradead.org>,
"alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: Player Thread is not woken after period elapsed
Date: Fri, 9 Sep 2011 14:07:25 +0800 [thread overview]
Message-ID: <20110909060725.GA21124@zhy> (raw)
In-Reply-To: <3CA6C6D9F70D314CA34352990B57DA1507C42C3CA5@bgsmsx502.gar.corp.intel.com>
On Thu, Sep 08, 2011 at 03:15:38PM +0530, Nallasellan, Singaravelan wrote:
> > > > Further investigation of this issue shows that the thread is in running state
Hmm, how do you detect it?
> > and it is not scheduled. I am not sure how I will go about debugging this issue.
> > Any pointer would help.
Could 'cat /proc/sched_debug' give some useful info?
And BTW, have you tried CONFIG_DETECT_SOFTLOCKUP = y?
Thanks,
Yong
> > >
> > > Could you confirm if [commit f26f9af Sched: fix skip_clock_update
> > > optimization] residents in your kernel?
> I applied this patch manually. I still see the issue.
> >
> > And commit da7a735e51f9622eb3e1672594d4a41da01d7e4f
> > http://marc.info/?l=linux-kernel&m=129527509622696&w=2
> This is already applied.
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--
Only stand for myself
next prev parent reply other threads:[~2011-09-09 6:07 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-05 17:38 Player Thread is not woken after period elapsed Nallasellan, Singaravelan
2011-09-05 17:52 ` Arjan van de Ven
2011-09-05 18:08 ` Nallasellan, Singaravelan
2011-09-05 18:22 ` Arjan van de Ven
2011-09-06 14:19 ` Nallasellan, Singaravelan
2011-09-07 3:06 ` Arjan van de Ven
2011-09-07 12:02 ` Nallasellan, Singaravelan
2011-09-08 2:13 ` Yong Zhang
2011-09-08 7:29 ` Yong Zhang
2011-09-08 9:45 ` Nallasellan, Singaravelan
2011-09-09 6:07 ` Yong Zhang [this message]
2011-09-09 12:42 ` Nallasellan, Singaravelan
2011-09-14 8:39 ` Yong Zhang
2011-09-14 9:18 ` Shan Hai
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