From: Pavel Machek <pavel@ucw.cz>
To: "S.Ça??lar Onur" <caglar@pardus.org.tr>
Cc: lkml <linux-kernel@vger.kernel.org>
Subject: Re: [BUG] at drivers/char/vt.c:3332 do_blank_screen() on resume
Date: Thu, 15 Feb 2007 11:40:32 +0100 [thread overview]
Message-ID: <20070215104032.GL26240@elf.ucw.cz> (raw)
In-Reply-To: <200702090838.21060.caglar@pardus.org.tr>
Hi!
> With 2.6.20, resuming from disk sometimes cannot returns on vt7 where X runs
> but everything seems working, so just changing to vt1 and returning to vt7
> solves the problem. But dmesg shows some BUG() output like [1] whenever this
> problem occurs
>
> I'm using 20070207 snapshot of suspend, s2disk is used to suspend2disk,
> machine is a Sony Vaio FS-215B which is in the whitelist and works well with
> 2.6.16/17/18 (all have fbsplash and vesafb-tng patches [from gentoo]
> applied).
>
> [1] http://cekirdek.pardus.org.tr/~caglar/dmesg.2.6.20
Contact fbcon people... They are calling do_blank_screen+0x4e/0x218
from fbcon_event_notify+0x8f1/0xa1e ... probably without taking
neccessary locks.
Aha, it seems their blanking code triggers _while_ resuming, which is
not exactly nice.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2007-02-15 10:40 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-09 6:38 S.Çağlar Onur
2007-02-15 10:40 ` Pavel Machek [this message]
2007-02-15 10:56 ` Andrew Morton
2007-02-15 11:00 ` S.Çağlar Onur
2007-02-21 23:43 ` Antonino A. Daplas
2007-02-22 12:53 ` S.Çağlar Onur
2007-02-22 13:41 ` Antonino A. Daplas
2007-02-22 13:52 ` S.Çağlar Onur
2007-02-28 12:10 ` S.Çağlar Onur
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