From: Peter Xu <peterx@redhat.com>
Date: Wed, 16 Jan 2019 03:08:13 +0000 (+0800)
Subject: intel_iommu: reset intr_enabled when system reset
X-Git-Tag: v4.0.0-rc0~117^2~11
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d7bb469afa015e28a443faf1600a5a28b5fa483a;p=thirdparty%2Fqemu.git

intel_iommu: reset intr_enabled when system reset

This is found when I was debugging another problem.  Until now no bug
is reported with this but we'd better reset the IR status correctly
after a system reset.

Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---

diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
index 6d5cc1d0391..ee22e754f06 100644
--- a/hw/i386/intel_iommu.c
+++ b/hw/i386/intel_iommu.c
@@ -3138,6 +3138,7 @@ static void vtd_init(IntelIOMMUState *s)
     s->root = 0;
     s->root_extended = false;
     s->dmar_enabled = false;
+    s->intr_enabled = false;
     s->iq_head = 0;
     s->iq_tail = 0;
     s->iq = 0;