[PATCH v5 00/13] iommu: Add PASID support to Arm SMMUv3

Will Deacon will at kernel.org
Wed Jan 15 08:42:56 PST 2020


On Wed, Jan 15, 2020 at 01:52:26PM +0100, Jean-Philippe Brucker wrote:
> Since v4 [1] I addressed some of Will's comment.

Thanks! I've tentatively managed to queue all of this apart from the last
patch, since that relies on some pasid symbols being exported from the PCI
core when building the driver as a module with PCI_PASID=y.

Please can you look at the rest of things here?:

https://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git/log/?h=for-joerg/arm-smmu/updates

> Still missing and will be submitted as follow-up patches:
> * write STE.V with WRITE_ONCE() (patch 7)

I've hacked that one up myself.

> * batch submission of CD invalidation (patch 7)

That can be 5.7 material.

> * Remove WARN_ON_ONCE() in add_device() (patch 13)
>   Pending Robin's input.

I've written that one too, but we'll see what Robin says. The question now
is which commit do I tag in the branch above :)

Will



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