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

From: Steve Sistare
Date: Mon Feb 12 2024 - 12:16:59 EST


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;
--
2.39.3