diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/vhost/vsock.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c index b106e11d31fa..30d4b16a5e50 100644 --- a/drivers/vhost/vsock.c +++ b/drivers/vhost/vsock.c @@ -646,6 +646,13 @@ static int vhost_vsock_start(struct vhost_vsock *vsock) */ vhost_vq_work_queue(&vsock->vqs[VSOCK_VQ_RX], &vsock->send_pkt_work); + /* The guest may have added TX buffers while the device was stopped + * (e.g. across VHOST_RESET_OWNER) and their kicks got consumed by + * the NULL-backend window. Re-scan the TX VQ, mirroring the RX + * send-worker kick above. + */ + vhost_poll_queue(&vsock->vqs[VSOCK_VQ_TX].poll); + mutex_unlock(&vsock->dev.mutex); return 0; |