Hi Oleksandr, One more comment :).
On 8/2/19 5:39 PM, Oleksandr Tyshchenko wrote:
+int iommu_fwspec_init(struct device *dev, struct device *iommu_dev) +{ + struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev); + + if ( fwspec )
I would actually check the iommu_dev passed in parameter is the same as stored. We expect all device to be protected by only one IOMMU. So better to be safe than allow overriding ;).
Cheers, -- Julien Grall _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel