Ensure the vSMMUv3 will be restored before all PCIe devices so that DMA translation can work properly during migration. Signed-off-by: Zenghui Yu <yuzenghui@huawei.com> Message-id: 20201019091508.197-1-yuzenghui@huawei.com Acked-by: Eric Auger <eric.auger@redhat.com> Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Kunkun Jiang <jiangkunkun@huawei.com>
34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
From eceb9213e23d15d5b4342b6a6a8368f4fec60c2f Mon Sep 17 00:00:00 2001
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From: Zenghui Yu <yuzenghui@huawei.com>
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Date: Mon, 19 Oct 2020 17:15:08 +0800
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Subject: [PATCH] hw/arm/smmuv3: Set the restoration priority of the vSMMUv3
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explicitly
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Ensure the vSMMUv3 will be restored before all PCIe devices so that DMA
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translation can work properly during migration.
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Signed-off-by: Zenghui Yu <yuzenghui@huawei.com>
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Message-id: 20201019091508.197-1-yuzenghui@huawei.com
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Acked-by: Eric Auger <eric.auger@redhat.com>
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Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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Signed-off-by: Kunkun Jiang <jiangkunkun@huawei.com>
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---
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hw/arm/smmuv3.c | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c
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index 7911944c59..3b5723e1e1 100644
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--- a/hw/arm/smmuv3.c
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+++ b/hw/arm/smmuv3.c
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@@ -1424,6 +1424,7 @@ static const VMStateDescription vmstate_smmuv3 = {
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.name = "smmuv3",
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.version_id = 1,
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.minimum_version_id = 1,
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+ .priority = MIG_PRI_IOMMU,
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.fields = (VMStateField[]) {
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VMSTATE_UINT32(features, SMMUv3State),
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VMSTATE_UINT8(sid_size, SMMUv3State),
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--
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2.27.0
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