[Intel-gfx] [PATCH 2/6] drm/i915/gt: Invalidate TLB of the OA unit at TLB invalidations

Andi Shyti andi.shyti at linux.intel.com
Thu Jun 23 11:07:35 UTC 2022


Hi Mauro,

On Wed, Jun 15, 2022 at 04:27:36PM +0100, Mauro Carvalho Chehab wrote:
> From: Chris Wilson <chris.p.wilson at intel.com>
> 
> On gen12 HW, ensure that the TLB of the OA unit is also invalidated
> as just invalidating the TLB of an engine is not enough.
> 
> Fixes: 7938d61591d3 ("drm/i915: Flush TLBs before releasing backing store")
> 
> Signed-off-by: Chris Wilson <chris.p.wilson at intel.com>
> Cc: Fei Yang <fei.yang at intel.com>
> Cc: Andi Shyti <andi.shyti at linux.intel.com>
> Cc: stable at vger.kernel.org
> Acked-by: Thomas Hellström <thomas.hellstrom at linux.intel.com>
> Signed-off-by: Mauro Carvalho Chehab <mchehab at kernel.org>

Reviewed-by: Andi Shyti <andi.shyti at linux.intel.com>

Thanks,
Andi


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