[PATCH] drm: avoid switching to text console if there is no panic timeout

David Rientjes rientjes at google.com
Thu Nov 10 12:50:01 PST 2011


On Mon, 17 Oct 2011, David Rientjes wrote:

> On Mon, 17 Oct 2011, Mandeep Singh Baines wrote:
> 
> > From: Hugh Dickins <hughd at chromium.org>
> > 
> > Add a check for panic_timeout in the drm_fb_helper_panic() notifier: if
> > we're going to reboot immediately, the user will not be able to see the
> > messages anyway, and messing with the video mode may display artifacts,
> > and certainly get into several layers of complexity (including mutexes and
> > memory allocations) which we shall be much safer to avoid.
> > 
> > Signed-off-by: Hugh Dickins <hughd at google.com>
> > [ Edited commit message and modified to short-circuit panic_timeout < 0
> >   instead of testing panic_timeout >= 0.  -Mandeep ]
> > Signed-off-by: Mandeep Singh Baines <msb at chromium.org>
> > Cc: Dave Airlie <airlied at redhat.com>
> > Cc: Andrew Morton <akpm at linux-foundation.org>
> > Cc: dri-devel at lists.freedesktop.org
> 
> Acked-by: David Rientjes <rientjes at google.com>
> 

Dave, where do we stand on this?  I haven't seen it hit Linus' tree and I 
don't see it in git://people.freedesktop.org/~airlied/linux.


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