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SubjectRe: [PATCH v2 05/21] drm/i915/gt: Skip TLB invalidations once wedged
Hi Mauro,

On Thu, Jul 14, 2022 at 01:06:10PM +0100, Mauro Carvalho Chehab wrote:
> From: Chris Wilson <chris.p.wilson@intel.com>
>
> Skip all further TLB invalidations once the device is wedged and
> had been reset, as, on such cases, it can no longer process instructions
> on the GPU and the user no longer has access to the TLB's in each engine.
>
> That helps to reduce the performance regression introduced by TLB
> invalidate logic.
>
> Cc: stable@vger.kernel.org
> 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>
> Acked-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
> Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

I haven't read any concern from Tvrtko here, in any case:

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

thanks,
Andi

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