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| author | Mat Martineau <mathew.j.martineau@linux.intel.com> | 2020-01-09 07:59:19 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-01-09 18:41:41 -0800 |
| commit | 3ee17bc78e0f3fdeff9890993e8f3a9f5145163b (patch) | |
| tree | 860bf326123d3bd18af7b07d7f089e74d09f9f28 /include/net/mptcp.h | |
| parent | 1323059301c8f36d933876233516245d882346a6 (diff) | |
| download | lwn-3ee17bc78e0f3fdeff9890993e8f3a9f5145163b.tar.gz lwn-3ee17bc78e0f3fdeff9890993e8f3a9f5145163b.zip | |
mptcp: Add MPTCP to skb extensions
Add enum value for MPTCP and update config dependencies
v5 -> v6:
- fixed '__unused' field size
Co-developed-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Co-developed-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/mptcp.h')
| -rw-r--r-- | include/net/mptcp.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/net/mptcp.h b/include/net/mptcp.h new file mode 100644 index 000000000000..326043c29c0a --- /dev/null +++ b/include/net/mptcp.h @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Multipath TCP + * + * Copyright (c) 2017 - 2019, Intel Corporation. + */ + +#ifndef __NET_MPTCP_H +#define __NET_MPTCP_H + +#include <linux/types.h> + +/* MPTCP sk_buff extension data */ +struct mptcp_ext { + u64 data_ack; + u64 data_seq; + u32 subflow_seq; + u16 data_len; + u8 use_map:1, + dsn64:1, + data_fin:1, + use_ack:1, + ack64:1, + __unused:3; + /* one byte hole */ +}; + +#endif /* __NET_MPTCP_H */ |