linux-kernel - Re: 3.12.9 kern.log spam from vgaswitcheroo

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Message-ID: <CAPM=9tz4oumjPD=bzBoJKkmhRA956a-FaNw2G+_zaO4kzWSEAQ@mail.gmail.com>
Date:	Sun, 8 Jun 2014 06:18:52 +1000
From:	Dave Airlie <airlied@...il.com>
To:	Howard Chu <hyc@...as.com>
Cc:	Linux Kernel Mailing List <Linux-Kernel@...r.kernel.org>,
	dri-devel <dri-devel@...ts.freedesktop.org>,
	Alex Deucher <alexdeucher@...il.com>
Subject: Re: 3.12.9 kern.log spam from vgaswitcheroo

cc'ing list

On 8 June 2014 04:08, Howard Chu <hyc@...as.com> wrote:
> On Asus NP56D, if you use vgaswitcheroo to turn off the discrete GPU, the
> kernel starts spewing these messages endlessly, until /var/log partition
> fills up:
>
> Jun  7 17:40:27 gamba kernel: [470008.702322] [drm:radeon_cs_parser_init]
> *ERROR* VM not ac
> tive on asic!
> Jun  7 17:40:27 gamba kernel: [470008.702325] [drm:radeon_cs_ioctl] *ERROR*
> Failed to initi
> alize parser !
> Jun  7 17:40:27 gamba kernel: [470008.702385] [drm:radeon_cs_parser_init]
> *ERROR* VM not ac
> tive on asic!
> Jun  7 17:40:27 gamba kernel: [470008.702389] [drm:radeon_cs_ioctl] *ERROR*
> Failed to initi
> alize parser !
>
> Turning the discrete GPU back on stops the stream of messages.
> --
>   -- Howard Chu
>   CTO, Symas Corp.           http://www.symas.com
>   Director, Highland Sun     http://highlandsun.com/hyc/
>   Chief Architect, OpenLDAP  http://www.openldap.org/project/
> --
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