iommu/vt-d: Clear Page Request Overflow fault bit

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Currently Page Request Overflow bit in IOMMU Fault Status register
is not cleared. Not clearing this bit would mean that any  future
page-request is going to be automatically dropped by IOMMU.

Suggested-by: Ashok Raj <ashok.raj@intel.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>

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Lu Baolu 2017-11-03 10:51:33 -06:00 • committed by Alex Williamson

parent 2e2e35d512

commit 973b546451

2 changed files with 3 additions and 1 deletions

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3

drivers/iommu/dmar.c

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1

include/linux/intel-iommu.h

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