On Mon, Jan 09, 2017 at 01:46:52PM +0200, Joonas Lahtinen wrote:
> On pe, 2017-01-06 at 15:25 +0000, Chris Wilson wrote:
> > Restricting the fence to the end of the previous tile-row breaks access
> > to the final portion of the object. On gen2/3 we employed lazy fencing
> > to pad out the fence with scratch page to provide access to the tail,
> > and now we also pad out the object on gen4+ we can apply the same fix.
> >
> > Fixes: af1a7301c7cf ("drm/i915: Only fence tiled region of object.")
>
> Need to prepare for backporting if this gets sent to stable, code has
> changed quite a bit.
Exactly why I didn't propose a stable tag.
> > Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
>
> Reviewed-by: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
>
> T-b would be great.
Testcase: igt/drv_selftest/objects
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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