From b63d80d1e01e949dbe469e1d72fc0b7e173dbdd8 Mon Sep 17 00:00:00 2001
From: Joerg Roedel <jroedel@suse.de>
Date: Fri, 12 Jun 2015 09:14:34 +0200
Subject: [PATCH] iommu/vt-d: Init QI before root entry is allocated

QI needs to be available when we write the root entry into
hardware because flushes might be necessary after this.

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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Reading git-format-patch failed