Re: 2.6.33-rc4: i915/drm : error in execbuffer

From: ããããããã
Date: Mon Jan 18 2010 - 04:16:53 EST


Hello,

On Sat, 16 Jan 2010 11:28:24 +0100
Paul Rolland (ããããããã) <rol@xxxxxxxxx> wrote:

> Since I've upgraded from -rc3 to -rc4, I'm getting these errors :
>
> [drm:i915_gem_execbuffer] *ERROR* i915_gem_do_execbuffer returns -512
>
> They are appearing from time to time in my log messages, and I can't
> relate them to any activity I may have with the machine.

Well, it seems they are related to my KDE changing the wallpaper : this is
configured to be done every two minutes, and here is my log this morning :

Jan 18 10:07:14 tux kernel: [drm:i915_gem_execbuffer] *ERROR* i915_gem_do_execbuffer returns -512

Jan 18 10:09:14 tux kernel: [drm:i915_gem_execbuffer] *ERROR* i915_gem_do_execbuffer returns -512
Jan 18 10:09:14 tux kernel: [drm:i915_gem_execbuffer] *ERROR* i915_gem_do_execbuffer returns -512

Jan 18 10:11:14 tux kernel: [drm:i915_gem_execbuffer] *ERROR* i915_gem_do_execbuffer returns -512
Jan 18 10:11:14 tux kernel: [drm:i915_gem_execbuffer] *ERROR* i915_gem_do_execbuffer returns -512
Jan 18 10:11:14 tux kernel: [drm:i915_gem_execbuffer] *ERROR* i915_gem_do_execbuffer returns -512

Jan 18 10:13:14 tux kernel: [drm:i915_gem_execbuffer] *ERROR* i915_gem_do_execbuffer returns -512
Jan 18 10:13:14 tux kernel: [drm:i915_gem_execbuffer] *ERROR* i915_gem_do_execbuffer returns -512

Is this a real error, or should it be a warning, as -512 seems to indicate
an ERESTARTSYS ?

Regards,
Paul


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