diff options
| author | Jeremy Harris <jgh@exim.org> | 2025-04-23 13:43:34 +0100 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-04-24 18:21:04 -0700 |
| commit | 2b13042d3636327eb50c8a0ee06f629d52d1b8fb (patch) | |
| tree | 56b3c3d26b4e65bbe2ab42f02a6b71c632818cbb /include | |
| parent | bc2550b4e195754fbb24aac1f012d3dd9e3b4edc (diff) | |
tcp: fastopen: pass TFO child indication through getsockopt
tcp: fastopen: pass TFO child indication through getsockopt
Note that this uses up the last bit of a field in struct tcp_info
Signed-off-by: Jeremy Harris <jgh@exim.org>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Neal Cardwell <ncardwell@google.com>
Link: https://patch.msgid.link/20250423124334.4916-3-jgh@exim.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/linux/tcp.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/tcp.h b/include/uapi/linux/tcp.h index dc8fdc80e16b..bdac8c42fa82 100644 --- a/include/uapi/linux/tcp.h +++ b/include/uapi/linux/tcp.h @@ -184,6 +184,7 @@ enum tcp_fastopen_client_fail { #define TCPI_OPT_ECN_SEEN 16 /* we received at least one packet with ECT */ #define TCPI_OPT_SYN_DATA 32 /* SYN-ACK acked data in SYN sent or rcvd */ #define TCPI_OPT_USEC_TS 64 /* usec timestamps */ +#define TCPI_OPT_TFO_CHILD 128 /* child from a Fast Open option on SYN */ /* * Sender's congestion state indicating normal or abnormal situations |