Messages in this thread | | | Date | Thu, 23 Jul 2020 10:38:19 -0700 | From | "Raj, Ashok" <> | Subject | Re: [PATCH] PCI/ATS: PASID and PRI are only enumerated in PF devices. |
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Hi Bjorn
On Tue, Jul 21, 2020 at 09:54:01AM -0500, Bjorn Helgaas wrote: > On Mon, Jul 20, 2020 at 09:43:00AM -0700, Ashok Raj wrote: > > PASID and PRI capabilities are only enumerated in PF devices. VF devices > > do not enumerate these capabilites. IOMMU drivers also need to enumerate > > them before enabling features in the IOMMU. Extending the same support as > > PASID feature discovery (pci_pasid_features) for PRI. > > > > Signed-off-by: Ashok Raj <ashok.raj@intel.com> > > Hi Ashok, > > When you update this for the 0-day implicit declaration thing, can you > update the subject to say what the patch *does*, as opposed to what it > is solving? Also, no need for a period at the end.
Yes, will update and resend. Goofed up a couple things, i'll update those as well.
> > Does this fix a regression? Is it associated with a commit that we > could add as a "Fixes:" tag so we know how far back to try to apply > to stable kernels?
Yes, but the iommu files moved location and git fixes tags only generates for a few handful of commits and doesn't show the old ones.
Cheers, Ashok
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