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authorJean-Philippe Brucker <jean-philippe.brucker@arm.com>2017-05-30 18:25:48 +0200
committerBjorn Helgaas <bhelgaas@google.com>2017-05-30 22:39:15 +0200
commita4f4fa681add289ebfec6d776376ad7a2ffda669 (patch)
treebad540deacc055ab92790af76e4e20f9107729a0 /ipc
parentLinux 4.12-rc1 (diff)
downloadlinux-a4f4fa681add289ebfec6d776376ad7a2ffda669.tar.xz
linux-a4f4fa681add289ebfec6d776376ad7a2ffda669.zip
PCI: Cache PRI and PASID bits in pci_dev
Device drivers need to check if an IOMMU enabled ATS, PRI and PASID in order to know when they can use the SVM API. Cache PRI and PASID bits in the pci_dev structure, similarly to what is currently done for ATS. Signed-off-by: Jean-Philippe Brucker <jean-philippe.brucker@arm.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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