From: Zenghui Yu <yuzenghui@huawei.com>
Date: Mon, 19 Oct 2020 09:15:08 +0000 (+0800)
Subject: hw/arm/smmuv3: Set the restoration priority of the vSMMUv3 explicitly
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a55aab618163f9ffd8b5cbf737d4e57875264510;p=qemu.git

hw/arm/smmuv3: Set the restoration priority of the vSMMUv3 explicitly

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>
---

diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c
index 0122700e72..2017ba7a5a 100644
--- a/hw/arm/smmuv3.c
+++ b/hw/arm/smmuv3.c
@@ -1440,6 +1440,7 @@ static const VMStateDescription vmstate_smmuv3 = {
     .name = "smmuv3",
     .version_id = 1,
     .minimum_version_id = 1,
+    .priority = MIG_PRI_IOMMU,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(features, SMMUv3State),
         VMSTATE_UINT8(sid_size, SMMUv3State),