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

Hi Mauro,

On Wed, Jun 15, 2022 at 04:27:36PM +0100, Mauro Carvalho Chehab wrote:

From: Chris Wilson chris.p.wilson@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@intel.com Cc: Fei Yang fei.yang@intel.com Cc: Andi Shyti andi.shyti@linux.intel.com Cc: stable@vger.kernel.org Acked-by: Thomas Hellström thomas.hellstrom@linux.intel.com Signed-off-by: Mauro Carvalho Chehab mchehab@kernel.org

Reviewed-by: Andi Shyti andi.shyti@linux.intel.com

Thanks, Andi