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vhost-vdpa: account iommu allocations

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iommu allocations should be accounted in order to allow admins to
monitor and limit the amount of iommu memory.

Signed-off-by: Pasha Tatashin <pasha.tatashin@soleen.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20231226182827.294158-1-pasha.tatashin@soleen.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: David Rientjes <rientjes@google.com>
This commit is contained in:
Pasha Tatashin 2023-12-26 18:28:27 +00:00 committed by Michael S. Tsirkin
parent c1b9f2c66e
commit ab78ffe1ff
1 changed files with 2 additions and 1 deletions
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3
drivers/vhost/vdpa.c
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@ -968,7 +968,8 @@ static int vhost_vdpa_map(struct vhost_vdpa *v, struct vhost_iotlb *iotlb,
r = ops->set_map(vdpa, asid, iotlb);
} else {
r = iommu_map(v->domain, iova, pa, size,
perm_to_iommu_flags(perm), GFP_KERNEL);
perm_to_iommu_flags(perm),
GFP_KERNEL_ACCOUNT);
}
if (r) {
vhost_iotlb_del_range(iotlb, iova, iova + size - 1);