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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>
This commit is contained in:
Peter Xu 2019-01-16 11:08:13 +08:00 committed by Michael S. Tsirkin
parent 2a078b1080
commit d7bb469afa
1 changed files with 1 additions and 0 deletions
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hw/i386/intel_iommu.c
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@ -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;