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iommu/amd: Add ioapic and hpet ivrs override
authorJoerg Roedel <joro@8bytes.org>
Tue, 9 Apr 2013 14:35:28 +0000 (16:35 +0200)
committerJoerg Roedel <joro@8bytes.org>
Fri, 19 Apr 2013 18:52:17 +0000 (20:52 +0200)
Add two new kernel commandline parameters ivrs_ioapic and
ivrs_hpet to override the Id->DeviceId mapping from the IVRS
ACPI table. This can be used to work around broken BIOSes to
get interrupt remapping working on AMD systems.

Tested-by: Borislav Petkov <bp@suse.de>
Tested-by: Suravee Suthikulanit <suravee.suthikulpanit@amd.com>
Reviewed-by: Shuah Khan <shuahkhan@gmail.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
drivers/iommu/amd_iommu_init.c patch | blob | history

diff --cc drivers/iommu/amd_iommu_init.c
Simple merge
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