38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
From dc126664134989975ce9ab9e7d5d2c8916628bf6 Mon Sep 17 00:00:00 2001
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From: Eric Auger <eric.auger@redhat.com>
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Date: Wed, 18 Mar 2020 11:17:36 +0100
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Subject: [PATCH] hw/arm/smmuv3: Allow MAP notifiers
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We now have all bricks to support nested paging. This
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uses MAP notifiers to map the MSIs. So let's allow MAP
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notifiers to be registered.
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Signed-off-by: Eric Auger <eric.auger@redhat.com>
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Signed-off-by: Kunkun Jiang <jiangkunkun@huawei.com>
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---
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hw/arm/smmuv3.c | 8 --------
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1 file changed, 8 deletions(-)
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diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c
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index 9aeb420428..45f21c53fe 100644
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--- a/hw/arm/smmuv3.c
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+++ b/hw/arm/smmuv3.c
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@@ -1628,14 +1628,6 @@ static int smmuv3_notify_flag_changed(IOMMUMemoryRegion *iommu,
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return -EINVAL;
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}
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- if (new & IOMMU_NOTIFIER_MAP) {
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- error_setg(errp,
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- "device %02x.%02x.%x requires iommu MAP notifier which is "
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- "not currently supported", pci_bus_num(sdev->bus),
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- PCI_SLOT(sdev->devfn), PCI_FUNC(sdev->devfn));
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- return -EINVAL;
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- }
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-
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if (old == IOMMU_NOTIFIER_NONE) {
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trace_smmuv3_notify_flag_add(iommu->parent_obj.name);
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QLIST_INSERT_HEAD(&s->devices_with_notifiers, sdev, next);
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--
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2.27.0
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