diff mbox series

[v2] vhost-vdpa: account iommu allocations

Message ID 20231226182827.294158-1-pasha.tatashin@soleen.com (mailing list archive)
State Not Applicable
Delegated to: Netdev Maintainers
Headers show
Series [v2] vhost-vdpa: account iommu allocations | expand

Checks

Context Check Description
netdev/tree_selection success Not a local patch

Commit Message

Pasha Tatashin Dec. 26, 2023, 6:28 p.m. UTC 
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>
---
 drivers/vhost/vdpa.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Changelog:

v1:
This patch is spinned of from the series:
https://lore.kernel.org/all/20231128204938.1453583-1-pasha.tatashin@soleen.com

v2:
- Synced with v6.7-rc7
- Added Acked-by Michael S. Tsirkin.

Comments

David Rientjes Dec. 26, 2023, 8:19 p.m. UTC | #1 
On Tue, 26 Dec 2023, Pasha Tatashin wrote:

> 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>

Acked-by: David Rientjes <rientjes@google.com>
diff mbox series

Patch

diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index da7ec77cdaff..a51c69c078d9 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -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);