Messages in this thread Patch in this message | | | From | Arseniy Krasnov <> | Subject | [PATCH net-next v4 2/9] hv_sock: disable SO_RCVLOWAT support | Date | Fri, 19 Aug 2022 05:27:34 +0000 |
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For Hyper-V it is quiet difficult to support this socket option,due to transport internals, so disable it.
Signed-off-by: Arseniy Krasnov <AVKrasnov@sberdevices.ru> Reviewed-by: Dexuan Cui <decui@microsoft.com> Reviewed-by: Stefano Garzarella <sgarzare@redhat.com> --- net/vmw_vsock/hyperv_transport.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/net/vmw_vsock/hyperv_transport.c b/net/vmw_vsock/hyperv_transport.c index fd98229e3db3..59c3e2697069 100644 --- a/net/vmw_vsock/hyperv_transport.c +++ b/net/vmw_vsock/hyperv_transport.c @@ -815,6 +815,12 @@ int hvs_notify_send_post_enqueue(struct vsock_sock *vsk, ssize_t written, return 0; } +static +int hvs_set_rcvlowat(struct vsock_sock *vsk, int val) +{ + return -EOPNOTSUPP; +} + static struct vsock_transport hvs_transport = { .module = THIS_MODULE, @@ -850,6 +856,7 @@ static struct vsock_transport hvs_transport = { .notify_send_pre_enqueue = hvs_notify_send_pre_enqueue, .notify_send_post_enqueue = hvs_notify_send_post_enqueue, + .set_rcvlowat = hvs_set_rcvlowat }; static bool hvs_check_transport(struct vsock_sock *vsk) -- 2.25.1 | |