From ec3359b685db834c249953db6ac5717bf5cde425 Mon Sep 17 00:00:00 2001 From: Stefano Garzarella Date: Thu, 17 Oct 2019 14:44:02 +0200 Subject: [PATCH] vsock/virtio: send a credit update when buffer size is changed 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 Signed-off-by: David S. Miller --- net/vmw_vsock/virtio_transport_common.c | 3 +++ 1 file changed, 3 insertions(+) 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);