vhost: zerocopy: poll vq in zerocopy callback

[karo-tx-linux.git] / drivers / vhost / vhost.c

diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 51e4c1eeec4f0b09af84b5feb58c63313cd7d0cb..94dbd25caa303c44c4c972230fcb2752da619fc0 100644 (file)
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -1603,6 +1603,7 @@ void vhost_zerocopy_callback(struct ubuf_info *ubuf)
        struct vhost_ubuf_ref *ubufs = ubuf->ctx;
        struct vhost_virtqueue *vq = ubufs->vq;
 
+       vhost_poll_queue(&vq->poll);
        /* set len = 1 to mark this desc buffers done DMA */
        vq->heads[ubuf->desc].len = VHOST_DMA_DONE_LEN;
        kref_put(&ubufs->kref, vhost_zerocopy_done_signal);