[RFC 5/6] vduse: reset group asid in reset

[Eugenio Pérez]

Is the expected behavior with vdpa_sim and mlx.

Signed-off-by: Eugenio Pérez <epere...@redhat.com>
---
 drivers/vdpa/vdpa_user/vduse_dev.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/vdpa/vdpa_user/vduse_dev.c 
b/drivers/vdpa/vdpa_user/vduse_dev.c
index 151c6d133e76..5f0032df43b8 100644
--- a/drivers/vdpa/vdpa_user/vduse_dev.c
+++ b/drivers/vdpa/vdpa_user/vduse_dev.c
@@ -445,6 +445,9 @@ static __poll_t vduse_dev_poll(struct file *file, 
poll_table *wait)
        return mask;
 }
 
+static int vduse_set_group_asid(struct vdpa_device *vdpa, unsigned int group,
+                               unsigned int asid);
+
 static void vduse_dev_reset(struct vduse_dev *dev)
 {
        int i;
@@ -457,6 +460,9 @@ static void vduse_dev_reset(struct vduse_dev *dev)
                        vduse_domain_reset_bounce_map(domain);
        }
 
+       for (i = 0; i < dev->ngroups; i++)
+               vduse_set_group_asid(&dev->vdev->vdpa, i, 0);
+
        down_write(&dev->rwsem);
 
        dev->status = 0;
-- 
2.49.0