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

From: Andi Shyti
Date: Thu Jun 23 2022 - 07:07:48 EST


Hi Mauro,

On Wed, Jun 15, 2022 at 04:27:36PM +0100, Mauro Carvalho Chehab wrote:
> From: Chris Wilson <chris.p.wilson@xxxxxxxxx>
>
> 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@xxxxxxxxx>
> Cc: Fei Yang <fei.yang@xxxxxxxxx>
> Cc: Andi Shyti <andi.shyti@xxxxxxxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx
> Acked-by: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx>
> Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>

Reviewed-by: Andi Shyti <andi.shyti@xxxxxxxxxxxxxxx>

Thanks,
Andi