linux-kernel - Re: [2.6.33-rc1] [SOUND] HDA: high cpu usage, noise

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <s5hws0dag2u.wl%tiwai@suse.de>
Date:	Wed, 23 Dec 2009 16:02:49 +0100
From:	Takashi Iwai <tiwai@...e.de>
To:	Éric Piel <eric.piel@...mplin-utc.net>
Cc:	Maciej Rutecki <maciej.rutecki@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	alsa-devel@...a-project.org, perex@...ex.cz,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: [2.6.33-rc1] [SOUND] HDA: high cpu usage, noise

At Wed, 23 Dec 2009 15:27:08 +0100,
Éric Piel wrote:
> 
> Op 22-12-09 10:17, Takashi Iwai schreef:
> :
> >>> Another thing to try is to replace the whole HD-audio stack with the
> >>> last working one (was it 2.6.32?), and check whether it works with
> >>> 2.6.32 core.
> >> Could you give more details on how to do this?
> >> Does it consist in taking the sound/ directory of 2.6.32 and copying it
> >> over 2.6.33-rc1 ? Or less files?
> > 
> > I'd try first only sound/pci/hda/* files.
> > 
> Brute-force reverting these files to the version of 2.6.32.2 does fix
> the problem.

OK, that's good to know.

> When I find time, I'll try to git bisect on this particular directory...
> but anyone willing to try to beat me at this is welcome, as Christmas is
> going to keep me rather busy ;-)

bisecting would be indeed helpful.  It needs to be done only in the
above directory, so there shouldn't be much.


thanks,

Takashi
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/