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iommu/vt-d: Copy IR table from old kernel when in kdump mode
authorJoerg Roedel <jroedel@suse.de>
Fri, 12 Jun 2015 13:00:21 +0000 (15:00 +0200)
committerJoerg Roedel <jroedel@suse.de>
Tue, 16 Jun 2015 08:59:36 +0000 (10:59 +0200)
When we are booting into a kdump kernel and find IR enabled,
copy over the contents of the previous IR table so that
spurious interrupts will not be target aborted.

Tested-by: ZhenHua Li <zhen-hual@hp.com>
Tested-by: Baoquan He <bhe@redhat.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/intel_irq_remapping.c patch | blob | history
include/linux/intel-iommu.h patch | blob | history

diff --cc drivers/iommu/intel_irq_remapping.c
Simple merge
diff --cc include/linux/intel-iommu.h
Simple merge
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