Re: [Qemu-devel] [PATCH 2/5] intel_iommu: reset intr_enabled when system reset

From: Jason Wang <jasowang@redhat.com>
To: Peter Xu <peterx@redhat.com>, qemu-devel@nongnu.org
Cc: "Michael S . Tsirkin" <mst@redhat.com>,
	Paolo Bonzini <pbonzini@redhat.com>,
	Marcel Apfelbaum <marcel.apfelbaum@gmail.com>,
	Alex Williamson <alex.williamson@redhat.com>,
	Eric Auger <eric.auger@redhat.com>
Subject: Re: [Qemu-devel] [PATCH 2/5] intel_iommu: reset intr_enabled when system reset
Date: Fri, 11 Jan 2019 12:04:16 +0800	[thread overview]
Message-ID: <3688ca81-c7f9-9cb9-c357-76976b4ae9cf@redhat.com> (raw)
In-Reply-To: <20190108114720.21760-3-peterx@redhat.com>


On 2019/1/8 下午7:47, Peter Xu wrote:
> 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.
>
> Signed-off-by: Peter Xu <peterx@redhat.com>
> ---
>   hw/i386/intel_iommu.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
> index 6d5cc1d039..ee22e754f0 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;


Acked-by: Jason Wang <jasowang@redhat.com>