From: Joerg Roedel <jroedel@suse.de>
Date: Fri, 12 Jun 2015 13:00:21 +0000 (+0200)
Subject: iommu/vt-d: Copy IR table from old kernel when in kdump mode
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~142^2^4~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=af3b358e48115588d905cc07a47b3f356e0d01d1;p=pandora-kernel.git

iommu/vt-d: Copy IR table from old kernel when in kdump mode

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>
---

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