linux-kernel - Re: 4.3-rc0: snd_hda_intel 0000:00:1b.0: IRQ timing workaround is activated for card #0. Suggest a bigger bdl_pos

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Message-ID: <s5h4mj4fwps.wl-tiwai@suse.de>
Date:	Tue, 08 Sep 2015 23:05:35 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Pavel Machek <pavel@....cz>
Cc:	kernel list <linux-kernel@...r.kernel.org>, jeeja.kp@...el.com,
	vinod.koul@...el.com
Subject: Re: 4.3-rc0: snd_hda_intel 0000:00:1b.0: IRQ timing workaround is activated for card #0. Suggest a bigger bdl_pos_adj.

On Tue, 08 Sep 2015 22:52:02 +0200,
Pavel Machek wrote:
> 
> Hi!
> 
> On something like 4c12ab7e5e2e892fa94df500f96001837918a281 ... I got
> 
> [ 6078.393375] snd_hda_intel 0000:00:1b.0: IRQ timing workaround is
> activated for card #0. Suggest a bigger bdl_pos_adj.
> 
> ...and now sound does not play any more. Never seen the message before
> (but I did not search for it too actively), and sound usually worked
> before...
> 
> Any ideas?

The message itself is mostly harmless, as the symptom is found on
pretty many devices.  I have no idea for now.  Could you try
bisection?


thanks,

Takashi
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