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
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