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vhost-user-blk: Use started flag in vhost_user_blk_set_status() 

Use started flag in vhost_user_blk_set_status() to decide if
starting vhost-user backend or not.

Signed-off-by: Xie Yongji <xieyongji@baidu.com>
Signed-off-by: Zhang Yu <zhangyu31@baidu.com>
Message-Id: <20190320112646.3712-4-xieyongji@baidu.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Xie Yongji 2019-03-20 19:26:42 +08:00 committed by Michael S. Tsirkin
parent 7dc7f12297
commit 96cb549817
1 changed files with 2 additions and 2 deletions
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4
hw/block/vhost-user-blk.c
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@ -190,7 +190,7 @@ static void vhost_user_blk_stop(VirtIODevice *vdev)
static void vhost_user_blk_set_status(VirtIODevice *vdev, uint8_t status)
{
VHostUserBlk *s = VHOST_USER_BLK(vdev);
bool should_start = status & VIRTIO_CONFIG_S_DRIVER_OK;
bool should_start = vdev->started;
if (!vdev->vm_running) {
should_start = false;
@ -350,7 +350,7 @@ static void vhost_user_blk_device_unrealize(DeviceState *dev, Error **errp)
VHostUserBlk *s = VHOST_USER_BLK(dev);
struct vhost_virtqueue *vqs = s->dev.vqs;
vhost_user_blk_set_status(vdev, 0);
virtio_set_status(vdev, 0);
vhost_dev_cleanup(&s->dev);
vhost_dev_free_inflight(s->inflight);
g_free(vqs);