RE: [PATCH v2 9/9] dmaengine: idxd: separate user and kernel pasid enabling

From: Tian, Kevin
Date: Fri Mar 18 2022 - 02:29:02 EST


> From: Jacob Pan <jacob.jun.pan@xxxxxxxxxxxxxxx>
> Sent: Tuesday, March 15, 2022 1:07 PM

The coverletter is [0/8] but here you actually have the 9th patch...

>
> From: Dave Jiang <dave.jiang@xxxxxxxxx>
>
> The idxd driver always gated the pasid enabling under a single knob and
> this assumption is incorrect. The pasid used for kernel operation can be
> independently toggled and has no dependency on the user pasid (and vice
> versa). Split the two so they are independent "enabled" flags.

While you said kernel vs. user sva can be independently toggled you still
only have a single option 'sva' to gate both in the end.

Thanks
Kevin