Re: [drm:init_ring_common] *ERROR* render ring head not reset to zero

From: Chris Wilson
Date: Mon Oct 04 2010 - 16:46:48 EST


On Mon, 4 Oct 2010 22:31:20 +0200, Thomas Meyer <thomas@xxxxxxxx> wrote:
> [ 0.556247] [drm:init_ring_common] *ERROR* render ring head not reset to zero ctl 00000000 head 02001000 tail 00000000 start 02001000
> [ 0.556320] [drm:init_ring_common] *ERROR* render ring head forced to zero ctl 00000000 head 00000000 tail 00000000 start 02001000
>
> Bug or feature?

Hardware feature, software bug. Could also be a feature of the software to
report a hardware bug...

At any rate, it shouldn't be happening and you are not alone at finding
such errors in your logs.
-Chris

--
Chris Wilson, Intel Open Source Technology Centre
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