Re: [PATCH v14 00/10] iommu: I/O page faults for SMMUv3

Will Deacon
2021-04-01T17:57:39Z

On Thu, Apr 01, 2021 at 05:47:09PM +0200, Jean-Philippe Brucker wrote:
> Add stall support to the SMMUv3 driver, along with a common I/O Page
> Fault handler.
>
> Since [v13] I added review and ack tags (Thanks!), and a lockdep_assert.
> It would be good to have all of it in v5.13, since patch 10 introduces
> the first user for the IOPF interface from patch 6. But if that's not
> possible, please pick patches 1-6 so the Vt-d driver can start using
> them.

Patches 1-7 look good to me, but I'm not convinced about the utility of
stalling faults so I'd prefer the later patches to come along with a
real user.

Will