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From:   Arseny Krasnov <arseny.krasnov@kaspersky.com>
To:     Stefan Hajnoczi <stefanha@redhat.com>,
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Subject: [RFC PATCH v1 06/16] vsock/virtio: remove record size limit for SEQPACKET
Date:   Mon, 28 Jun 2021 13:03:01 +0300
Message-ID: <20210628100304.570838-1-arseny.krasnov@kaspersky.com>
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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 <arseny.krasnov@kaspersky.com>
---
 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 bc25961509e0..84431d7a87a5 100644
--- a/net/vmw_vsock/virtio_transport_common.c
+++ b/net/vmw_vsock/virtio_transport_common.c
@@ -503,17 +503,6 @@ 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