From: Zenghui Yu <yuzenghui@huawei.com>
To: <eric.auger@redhat.com>, <peter.maydell@linaro.org>
Cc: Zenghui Yu <yuzenghui@huawei.com>,
wanghaibin.wang@huawei.com, qemu-arm@nongnu.org,
qemu-devel@nongnu.org
Subject: [PATCH] [RFC] hw/arm/smmuv3: Set the restoration priority of the vSMMUv3 explicitly
Date: Mon, 19 Oct 2020 17:15:08 +0800 [thread overview]
Message-ID: <20201019091508.197-1-yuzenghui@huawei.com> (raw)
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>
---
not sure if anything would actually go wrong...
hw/arm/smmuv3.c | 1 +
1 file changed, 1 insertion(+)
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),
--
2.19.1
next reply other threads:[~2020-10-19 9:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-19 9:15 Zenghui Yu [this message]
2020-10-26 17:03 ` [PATCH] [RFC] hw/arm/smmuv3: Set the restoration priority of the vSMMUv3 explicitly Auger Eric
2020-10-26 17:16 ` Peter Maydell
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