[RFC PATCH v2 5/6] virtio/vsock: remove record size limit for SEQPACKET
From: Arseny Krasnov <hidden>
Date: 2021-07-04 08:11:06
Also in:
kvm, lkml
Subsystem:
networking [general], the rest, virtio and vhost vsock driver, virtio core, vm sockets (af_vsock) · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, Stefan Hajnoczi, Stefano Garzarella, "Michael S. Tsirkin", Jason Wang
Remove record size limit which was 'peer_buf_alloc' value. New approach doesn't need this, because data is copied to user's buffer in stream manner(we don't wait until whole record is received). Signed-off-by: Arseny Krasnov <redacted> --- net/vmw_vsock/virtio_transport_common.c | 11 ----------- 1 file changed, 11 deletions(-)
diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c
index 52765754edcd..5cfdf701a8af 100644
--- a/net/vmw_vsock/virtio_transport_common.c
+++ b/net/vmw_vsock/virtio_transport_common.c@@ -507,17 +507,6 @@ virtio_transport_seqpacket_enqueue(struct vsock_sock *vsk, struct msghdr *msg, size_t len) { - struct virtio_vsock_sock *vvs = vsk->trans; - - spin_lock_bh(&vvs->tx_lock); - - if (len > vvs->peer_buf_alloc) { - spin_unlock_bh(&vvs->tx_lock); - return -EMSGSIZE; - } - - spin_unlock_bh(&vvs->tx_lock); - return virtio_transport_stream_enqueue(vsk, msg, len); } EXPORT_SYMBOL_GPL(virtio_transport_seqpacket_enqueue);
--
2.25.1