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Subject: RE: [PATCH v4 08/17] iommufd: Always setup MSI and anforce cc on
 kernel-managed domains
Thread-Topic: [PATCH v4 08/17] iommufd: Always setup MSI and anforce cc on
 kernel-managed domains
Thread-Index: AQHZ7GCNzWxyrCHnVkqPkBvqOzEqrbAsylxggBvMMACAA6lO8IAAN00AgAFSUcCAAA9FEA==
Date:   Tue, 17 Oct 2023 09:05:26 +0000
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> From: Tian, Kevin
> Sent: Tuesday, October 17, 2023 4:53 PM
> >
> > This is why I wanted to get rid of this bad mechanism going forward.
> >
> > Manually created hwpt should have a manual specification of cc and
> > then we don't have so many problems.
> >

Actually I don't see much difference between manual specification of
cc vs. indirect specification of cc via specified idev in hwpt_alloc. What
really matters is how we want to deal with the compatibility in the
following attach path.