[Intel-gfx] [PATCH 2/5] drm/i915/contexts: fix list corruption

Daniel Vetter daniel at ffwll.ch
Thu Aug 16 00:50:55 CEST 2012


On Tue, Aug 14, 2012 at 02:35:14PM -0700, Ben Widawsky wrote:
> After reset we unconditionally reinitialize lists. If the context switch
> hasn't yet completed before the suspend, the default context object will
> end up on lists that are going to go away when we resume.
> 
> The patch forces the context switch to be synchronous before suspend
> assuring that the active/inactive tracking is correct at the time of
> resume.
> 
> References: https://bugs.freedesktop.org/show_bug.cgi?id=52429
> Tested-by: Guang A Yang <guang.a.yang at intel.com>
> Signed-off-by: Ben Widawsky <ben at bwidawsk.net>
> Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
Picked up for -fixes (with a minor conflict resolved), thanks for the patch.
-Daniel
-- 
Daniel Vetter
Mail: daniel at ffwll.ch
Mobile: +41 (0)79 365 57 48



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