Flush to guarantee no workers are running when suspend returns.
Fixes: f345a0143b4d ("vhost-vdpa: uAPI to suspend the device")
Signed-off-by: Steve Sistare <steven.sistare@xxxxxxxxxx>
Acked-by: Eugenio Pérez <eperezma@xxxxxxxxxx>
---
drivers/vhost/vdpa.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index ba52d128aeb7..189596caaec9 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -594,6 +594,7 @@ static long vhost_vdpa_suspend(struct vhost_vdpa *v)
struct vdpa_device *vdpa = v->vdpa;
const struct vdpa_config_ops *ops = vdpa->config;
int ret;
+ struct vhost_dev *vdev = &v->vdev;
if (!(ops->get_status(vdpa) & VIRTIO_CONFIG_S_DRIVER_OK))
return 0;
@@ -601,6 +602,8 @@ static long vhost_vdpa_suspend(struct vhost_vdpa *v)
if (!ops->suspend)
return -EOPNOTSUPP;
+ vhost_dev_flush(vdev);
+
ret = ops->suspend(vdpa);
if (!ret)
v->suspended = true;
--
2.39.3
