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

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Message-Id: <20111110135141.5fc6ea36.akpm@linux-foundation.org>
Date:	Thu, 10 Nov 2011 13:51:41 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Mandeep Singh Baines <msb@...omium.org>
Cc:	David Rientjes <rientjes@...gle.com>,
	Dave Airlie <airlied@...hat.com>, linux-kernel@...r.kernel.org,
	David Airlie <airlied@...ux.ie>,
	Hugh Dickins <hughd@...omium.org>,
	Hugh Dickins <hughd@...gle.com>,
	dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH] drm: avoid switching to text console if there is no
 panic timeout

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

> David Rientjes (rientjes@...gle.com) wrote:
> > On Mon, 17 Oct 2011, David Rientjes wrote:
> > 
> > > On Mon, 17 Oct 2011, Mandeep Singh Baines wrote:
> > > 
> > > > From: Hugh Dickins <hughd@...omium.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@...gle.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@...omium.org>
> > > > Cc: Dave Airlie <airlied@...hat.com>
> > > > Cc: Andrew Morton <akpm@...ux-foundation.org>
> > > > Cc: dri-devel@...ts.freedesktop.org
> > > 
> > > Acked-by: David Rientjes <rientjes@...gle.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.
> 
> 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@...ux-foundation.org
> 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.

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