Re: [PATCH] drm: avoid switching to text console if there is nopanic timeout

From: Andrew Morton
Date: Thu Nov 10 2011 - 16:51:45 EST


On Thu, 10 Nov 2011 13:15:04 -0800
Mandeep Singh Baines <msb@xxxxxxxxxxxx> wrote:

> David Rientjes (rientjes@xxxxxxxxxx) wrote:
> > On Mon, 17 Oct 2011, David Rientjes wrote:
> >
> > > On Mon, 17 Oct 2011, Mandeep Singh Baines wrote:
> > >
> > > > From: Hugh Dickins <hughd@xxxxxxxxxxxx>
> > > >
> > > > 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@xxxxxxxxxx>
> > > > [ 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@xxxxxxxxxxxx>
> > > > Cc: Dave Airlie <airlied@xxxxxxxxxx>
> > > > Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
> > > > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> > >
> > > Acked-by: David Rientjes <rientjes@xxxxxxxxxx>
> > >
> >
> > 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.
>
> The last status I have is Andrew pulling it into mmotm on 10/18/11.
>
> Subject: + drm-avoid-switching-to-text-console-if-there-is-no-panic-timeout.patch added to -mm tree
> From: akpm@xxxxxxxxxxxxxxxxxxxx
> Date: Tue, 18 Oct 2011 15:42:46 -0700
>
>
> The patch titled
> Subject: drm: avoid switching to text console if there is no panic timeout
> has been added to the -mm tree. Its filename is
> drm-avoid-switching-to-text-console-if-there-is-no-panic-timeout.patch

I need to do another round of sending patches to maintainers.

It's a depressing exercise because the great majority of patches are
simply ignored. Last time I even added "please don't ignore" to the
email Subject: on the more important ones. Sigh.

> Where is mmotm hosted these days?

On my disk, until kernel.org ftp access returns.

But I regularly email tarballs to Stephen, so it's all in linux-next.
The mmotm tree is largely unneeded now - use linux-next to get at -mm
patches.

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