[PATCH V2 1/3] vhost-vdpa: flush workers on suspend

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Flush to guarantee no workers are running when suspend returns.

Signed-off-by: Steve Sistare <steven.sistare@xxxxxxxxxx>
 drivers/vhost/vdpa.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index bc4a51e4638b..a3b986c24805 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -594,10 +594,13 @@ 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->suspend)
 		return -EOPNOTSUPP;
+	vhost_dev_flush(vdev);
 	ret = ops->suspend(vdpa);
 	if (!ret)
 		v->suspended = true;

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