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authorStefano Garzarella <sgarzare@redhat.com>2019-10-17 14:44:02 +0200
committerDavid S. Miller <davem@davemloft.net>2019-10-18 19:19:43 +0200
commitec3359b685db834c249953db6ac5717bf5cde425 (patch)
tree0916e7ca918c766c95ead2903abdde98c5361a08 /net/vmw_vsock
parentmlxsw: spectrum_trap: Push Ethernet header before reporting trap (diff)
downloadlinux-ec3359b685db834c249953db6ac5717bf5cde425.tar.xz
linux-ec3359b685db834c249953db6ac5717bf5cde425.zip
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 <sgarzare@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/vmw_vsock')
-rw-r--r--net/vmw_vsock/virtio_transport_common.c3
1 files changed, 3 insertions, 0 deletions
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);