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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>
This commit is contained in:
Stefano Garzarella 2019-10-17 14:44:02 +02:00 committed by David S. Miller
parent 2e978795bb
commit ec3359b685
1 changed files with 3 additions and 0 deletions
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3
net/vmw_vsock/virtio_transport_common.c
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@ -458,6 +458,9 @@ void virtio_transport_set_buffer_size(struct vsock_sock *vsk, u64 val)
vvs->buf_size_max = val; vvs->buf_size_max = val;
vvs->buf_size = val; vvs->buf_size = val;
vvs->buf_alloc = val; vvs->buf_alloc = val;
virtio_transport_send_credit_update(vsk, VIRTIO_VSOCK_TYPE_STREAM,
NULL);
} }
EXPORT_SYMBOL_GPL(virtio_transport_set_buffer_size); EXPORT_SYMBOL_GPL(virtio_transport_set_buffer_size);