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Date: Fri, 13 Nov 2009 14:50:31 -0800 From: Andrew Morton <akpm@...ux-foundation.org> To: Jerome Glisse <jglisse@...hat.com> Cc: airlied@...il.com, dri-devel@...ts.sf.net, linux-kernel@...r.kernel.org Subject: Re: [PATCH] drm/radeon/kms: Fix oops when set_base is call with no FB On Thu, 12 Nov 2009 12:02:58 +0100 Jerome Glisse <jglisse@...hat.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@...hat.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. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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