Re: [PATCH v2] drm/i915/gt: Hold a wakeref for the active VM

Andi Shyti
2023-04-04T16:30:04Z

Hi,

On Fri, Mar 31, 2023 at 04:16:36PM +0200, Andrzej Hajda wrote:
> From: Chris Wilson <chris@chris-wilson.co.uk>
>
> There may be a disconnect between the GT used by the engine and the GT
> used for the VM, requiring us to hold a wakeref on both while the GPU is
> active with this request.
>
> v2: added explanation to __queue_and_release_pm
>
> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
> [ahajda: removed not-yet-upstremed wakeref tracking bits]
> Signed-off-by: Andrzej Hajda <andrzej.hajda@intel.com>

Thank you Tvrtko and Chris for answering my questions,

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

Andi