diff options
| author | Arseny Krasnov <arseny.krasnov@kaspersky.com> | 2021-06-11 14:10:49 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-11 13:32:46 -0700 |
| commit | fbe70c480796d9052fcc786c76e6b029acb1c7bc (patch) | |
| tree | be3134c2af5febff21ffcb05fe1e20b50537c52c /net/vmw_vsock | |
| parent | 9942c192b256bc11cc903f89f4057bc97434dee9 (diff) | |
| download | linux-fbe70c480796d9052fcc786c76e6b029acb1c7bc.tar.gz | |
af_vsock: implement send logic for SEQPACKET
Update current stream enqueue function for SEQPACKET
support:
1) Call transport's seqpacket enqueue callback.
2) Return value from enqueue function is whole record length or error
for SOCK_SEQPACKET.
Signed-off-by: Arseny Krasnov <arseny.krasnov@kaspersky.com>
Reviewed-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/af_vsock.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c index 87ae26b2e3e1df..9e0cc07e3caf2e 100644 --- a/net/vmw_vsock/af_vsock.c +++ b/net/vmw_vsock/af_vsock.c @@ -1808,9 +1808,13 @@ static int vsock_connectible_sendmsg(struct socket *sock, struct msghdr *msg, * responsibility to check how many bytes we were able to send. */ - written = transport->stream_enqueue( - vsk, msg, - len - total_written); + if (sk->sk_type == SOCK_SEQPACKET) { + written = transport->seqpacket_enqueue(vsk, + msg, len - total_written); + } else { + written = transport->stream_enqueue(vsk, + msg, len - total_written); + } if (written < 0) { err = -ENOMEM; goto out_err; @@ -1826,8 +1830,14 @@ static int vsock_connectible_sendmsg(struct socket *sock, struct msghdr *msg, } out_err: - if (total_written > 0) - err = total_written; + if (total_written > 0) { + /* Return number of written bytes only if: + * 1) SOCK_STREAM socket. + * 2) SOCK_SEQPACKET socket when whole buffer is sent. + */ + if (sk->sk_type == SOCK_STREAM || total_written == len) + err = total_written; + } out: release_sock(sk); return err; |