openamp: should kick remote when use release_rx_buffer

There is missing virtqueue_kick when use hold_rx/release_rx Signed-off-by: Guiding Li <liguiding1@xiaomi.com>
OpenAMP · Sep 28, 2022 · c5c8a01 · c5c8a01
1 parent a1c64fb
commit c5c8a01
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/lib/rpmsg/rpmsg_virtio.c b/lib/rpmsg/rpmsg_virtio.c
@@ -315,6 +315,8 @@ static void rpmsg_virtio_release_rx_buffer(struct rpmsg_device *rdev,
 	/* Return buffer on virtqueue. */
 	len = virtqueue_get_buffer_length(rvdev->rvq, idx);
 	rpmsg_virtio_return_buffer(rvdev, rp_hdr, len, idx);
+	/* tell peer we return some rx buffer */
+	virtqueue_kick(rvdev->rvq);
 	metal_mutex_release(&rdev->lock);
 }