在 2022/5/16 04:29, Mike Christie 写道:
When vhost_work_dev_flush returns all work queued at that time will have
completed. There is then no need to flush after every vhost_poll_stop
call, and we can move the flush call to after the loop that stops the
pollers.
Signed-off-by: Mike Christie <michael.chris...@oracle.com>
Acked-by: Jason Wang <jasow...@redhat.com>
---
drivers/vhost/vhost.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 1d84a2818c6f..9f8de04bb673 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -653,11 +653,11 @@ void vhost_dev_stop(struct vhost_dev *dev)
int i;
for (i = 0; i < dev->nvqs; ++i) {
- if (dev->vqs[i]->kick && dev->vqs[i]->handle_kick) {
+ if (dev->vqs[i]->kick && dev->vqs[i]->handle_kick)
vhost_poll_stop(&dev->vqs[i]->poll);
- vhost_work_dev_flush(dev->vqs[i]->poll.dev);
- }
}
+
+ vhost_work_dev_flush(dev);
}
EXPORT_SYMBOL_GPL(vhost_dev_stop);
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