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authorLu Baolu <[email protected]>2021-07-12 15:17:12 +0800
committerJoerg Roedel <[email protected]>2021-07-14 12:58:07 +0200
commit474dd1c6506411752a9b2f2233eec11f1733a099 (patch)
tree581b91dc6c8cd75f7c4c7882376a69280ae09272 /tools/perf/scripts/python/export-to-postgresql.py
parent37764b952e1b39053defc7ebe5dcd8c4e3e78de9 (diff)
iommu/vt-d: Fix clearing real DMA device's scalable-mode context entries
The commit 2b0140c69637e ("iommu/vt-d: Use pci_real_dma_dev() for mapping") fixes an issue of "sub-device is removed where the context entry is cleared for all aliases". But this commit didn't consider the PASID entry and PASID table in VT-d scalable mode. This fix increases the coverage of scalable mode. Suggested-by: Sanjay Kumar <[email protected]> Fixes: 8038bdb855331 ("iommu/vt-d: Only clear real DMA device's context entries") Fixes: 2b0140c69637e ("iommu/vt-d: Use pci_real_dma_dev() for mapping") Cc: [email protected] # v5.6+ Cc: Jon Derrick <[email protected]> Signed-off-by: Lu Baolu <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Joerg Roedel <[email protected]>
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