From 5f0a7f7614a9d99325ac8d618f1cdf7a3014287c Mon Sep 17 00:00:00 2001
From: Joerg Roedel <jroedel@suse.de>
Date: Fri, 12 Jun 2015 09:18:53 +0200
Subject: [PATCH] iommu/vt-d: Make root entry visible for hardware right after
 allocation

In case there was an old root entry, make our new one
visible immediately after it was allocated.

Tested-by: ZhenHua Li <zhen-hual@hp.com>
Tested-by: Baoquan He <bhe@redhat.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
Reading git-format-patch failed