smmu: switch to use memory_region_unmap_iommu_notifier_range()

Signed-off-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20230223065924.42503-5-jasowang@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Jason Wang 2023-02-23 14:59:23 +08:00 committed by Michael S. Tsirkin
parent 7caebbf9ea
commit 98332f643e

View File

@ -467,20 +467,6 @@ IOMMUMemoryRegion *smmu_iommu_mr(SMMUState *s, uint32_t sid)
return NULL;
}
/* Unmap the whole notifier's range */
static void smmu_unmap_notifier_range(IOMMUNotifier *n)
{
IOMMUTLBEvent event;
event.type = IOMMU_NOTIFIER_UNMAP;
event.entry.target_as = &address_space_memory;
event.entry.iova = n->start;
event.entry.perm = IOMMU_NONE;
event.entry.addr_mask = n->end - n->start;
memory_region_notify_iommu_one(n, &event);
}
/* Unmap all notifiers attached to @mr */
static void smmu_inv_notifiers_mr(IOMMUMemoryRegion *mr)
{
@ -488,7 +474,7 @@ static void smmu_inv_notifiers_mr(IOMMUMemoryRegion *mr)
trace_smmu_inv_notifiers_mr(mr->parent_obj.name);
IOMMU_NOTIFIER_FOREACH(n, mr) {
smmu_unmap_notifier_range(n);
memory_region_unmap_iommu_notifier_range(n);
}
}