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From: Andrew Morton <akpm@linux-foundation.org>
To: Jerome Glisse <jglisse@redhat.com>
Cc: airlied@gmail.com, dri-devel@lists.sf.net, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drm/radeon/kms: Fix oops when set_base is call with no FB
Date: Fri, 13 Nov 2009 14:50:31 -0800	[thread overview]
Message-ID: <20091113145031.a8fe75a5.akpm@linux-foundation.org> (raw)
In-Reply-To: <1258023778.2473.2.camel@localhost>

On Thu, 12 Nov 2009 12:02:58 +0100
Jerome Glisse <jglisse@redhat.com> wrote:

> On Tue, 2009-11-10 at 14:30 -0800, Andrew Morton wrote:
> > On Wed,  4 Nov 2009 20:03:19 +0100
> > Jerome Glisse <jglisse@redhat.com> wrote:
> > 
> > > Just do nothings crct_set_base i call with no FB.
> > > 
> > 
> > hmpf.  It's obvious that you spent hours carefully describing this
> > patch for us.
> > 
> 
> Sorry, truth is i don't understand why crtc set_base call back
> can be call with a null fb, i did just replicate what intel kms
> and other part of radeon kms was doing in front of such situation.
> It should go down to 2.6.31, useless before as there is no KMS
> for radeon in earlier version. The oops will happen when user
> switch btw X & vt or in some case when changing mode.
> 
> Will clearly state my ignorance in future patch.
> 

I added a bit more waffle to the changelog.

Is a copy of this oops available anywhere?  Seeing the backtrace would
help people work out what the bug is.


  reply	other threads:[~2009-11-13 22:51 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-11-04 19:03 [PATCH] drm/radeon/kms: Fix oops when set_base is call with no FB Jerome Glisse
2009-11-10 22:30 ` Andrew Morton
2009-11-12 11:02   ` Jerome Glisse
2009-11-13 22:50     ` Andrew Morton [this message]
2009-11-19 20:48     ` James Simmons

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