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iommu/vt-d: Handle PCI bridge RMRR device scopes in intel_iommu_get_resv_regions
authorEric Auger <eric.auger@redhat.com>
Mon, 3 Jun 2019 06:53:34 +0000 (08:53 +0200)
committerJoerg Roedel <jroedel@suse.de>
Wed, 12 Jun 2019 08:32:59 +0000 (10:32 +0200)
commit3855ba2d834d8f7727b7f992ff781fa66cc09f96
treeb60b0250fb1f7d1a656fe4709b5f4e898d1e5c02tree | snapshot
parente143fd4598ddf7401d3699957cd59ceb5426d53dcommit | diff
iommu/vt-d: Handle PCI bridge RMRR device scopes in intel_iommu_get_resv_regions

In the case the RMRR device scope is a PCI-PCI bridge, let's check
the device belongs to the PCI sub-hierarchy.

Fixes: 0659b8dc45a6 ("iommu/vt-d: Implement reserved region get/put callbacks")

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/intel-iommu.c diff | blob | history
Domain: System / Kernel;