Messages in this thread |  | | Date | Sat, 28 Jan 2023 16:04:32 +0800 | Subject | Re: [PATCH v2 2/8] iommu: Validate that devices match domains | From | Baolu Lu <> |
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On 2023/1/27 2:26, Robin Murphy wrote: > Before we can allow drivers to coexist, we need to make sure that one > driver's domain ops can't misinterpret another driver's dev_iommu_priv > data. To that end, add a token to the domain so we can remember how it > was allocated - for now this may as well be the device ops, since they > still correlate 1:1 with drivers. We can trust ourselves for internal > default domain attachment, so add the check where it covers both the > external attach interfaces. > > Signed-off-by: Robin Murphy<robin.murphy@arm.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Best regards, baolu
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