diff mbox series

[net,1/2] vsock/virtio: send a credit update when buffer size is changed

Message ID 20191017124403.266242-2-sgarzare@redhat.com (mailing list archive)
State New, archived
Headers show
Series vsock/virtio: make the credit mechanism more robust | expand

Commit Message

Stefano Garzarella Oct. 17, 2019, 12:44 p.m. UTC 
When the user application set a new buffer size value, we should
update the remote peer about this change, since it uses this
information to calculate the credit available.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
---
 net/vmw_vsock/virtio_transport_common.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c
index a666ef8fc54e..db127a69f5c3 100644
--- a/net/vmw_vsock/virtio_transport_common.c
+++ b/net/vmw_vsock/virtio_transport_common.c
@@ -458,6 +458,9 @@  void virtio_transport_set_buffer_size(struct vsock_sock *vsk, u64 val)
 		vvs->buf_size_max = val;
 	vvs->buf_size = val;
 	vvs->buf_alloc = val;
+
+	virtio_transport_send_credit_update(vsk, VIRTIO_VSOCK_TYPE_STREAM,
+					    NULL);
 }
 EXPORT_SYMBOL_GPL(virtio_transport_set_buffer_size);