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

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On Wed, Jan 15, 2020 at 04:42:56PM +0000, Will Deacon wrote:
> 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

Sorry for the delay, I had to rebase and rework the SVA patchset a little
in order to test. Your changes look good to me and run fine on the
hisilicon KunPeng920 (although I haven't tried building as a module yet,
I'll do that next).

Thanks,
Jean

> 
> > 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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