[PATCH v3 0/7] Iommu: Retire bus ops

Jason Gunthorpe jgg at nvidia.com
Mon Sep 18 09:24:08 PDT 2023


On Fri, Sep 15, 2023 at 05:58:04PM +0100, Robin Murphy wrote:
> v2: https://lore.kernel.org/linux-iommu/cover.1674753627.git.robin.murphy@arm.com/
> 
> Hi all,
> 
> I've finally been able to get back to this again, and I think it is now
> hopefully ready to go. Changes from v3 are quite minor - basically a few
> cosmetics and small tweaks (where I've taken the liberty of keeping
> Baolu and Jason's review tags; hope that's OK!), the one functional

Looks OK

> thing around blocking domains fixed, and plenty of reshuffling from
> rebases. I'm happy to see that the IOMMUFD selftest problem has resolved
> itself in the meantime, and it might even be able to use the standard
> registration flow after this, however I'll leave that for someone else
> more motivated,

The main issue is the dedicated bus the test needs.

We can change the two wonky interfaces to two new APIs to add/remove a
new bus from iommu monitoring. Then the normal register APIs are
probably OK after this series.

Jason



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