linux-kernel - Re: [Nouveau] [PATCH v2] vga16fb: refuse to load in face of other driver controlling primary card

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

Date:	Sun, 25 Jul 2010 18:42:48 +1000
From:	Dave Airlie <airlied@...il.com>
To:	Marcin Slusarz <marcin.slusarz@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	nouveau@...ts.freedesktop.org, linux-fbdev@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [Nouveau] [PATCH v2] vga16fb: refuse to load in face of other 
	driver controlling primary card

On Fri, Jul 23, 2010 at 11:10 PM, Marcin Slusarz
<marcin.slusarz@...il.com> wrote:
> On Thu, Jul 22, 2010 at 05:20:39PM -0700, Andrew Morton wrote:
>> On Tue, 20 Jul 2010 21:19:23 +0200
>> Marcin Slusarz <marcin.slusarz@...il.com> wrote:
>>
>> > We don't want vga16fb to mess with hardware initialized by other driver.
>> > Detect it and refuse to load.
>> > It fixes nouveau interrupt storm on some machines.

Can't we keep this all inside vga16fb? just have it walk PCI tree
looking for a primary VGA card, and if it has a driver bound, just
refuse to bind.

Dave.
--
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/