[PATCH v6 02/10] iommu/vt-d: Add custom allocator for IOASID
Jacob Pan
jacob.jun.pan at linux.intel.com
Wed Oct 23 23:04:03 UTC 2019
On Tue, 22 Oct 2019 21:04:00 -0700
Jacob Pan <jacob.jun.pan at linux.intel.com> wrote:
> > > + if (cap_caching_mode(iommu->cap) &&
> > > sm_supported(iommu)) {
> >
> > do you need to check against cap_caching_mode() or ecap_vcmd?
> >
> I guess ecap_vcmd() will suffice. Kind of redundant.
Actually, we can check vcmd and vcmd_pasid here, then we dont need to
check it on every alloc/free calls.
Thanks,
Jacob
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