diff options
author | Dmitry Safonov <dima@arista.com> | 2023-10-23 20:22:05 +0100 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2023-10-27 10:35:45 +0100 |
commit | af09a341dcf63b34ce742295ad1ce876246c5de2 (patch) | |
tree | 7cb38d0d08bc96cc8398c465c0a6de76245fc0d6 /include/uapi/linux/tcp.h | |
parent | 0a3a809089eb1d4a0a2fd0c16b520d603988c859 (diff) |
net/tcp: Add TCP-AO segments counters
Introduce segment counters that are useful for troubleshooting/debugging
as well as for writing tests.
Now there are global snmp counters as well as per-socket and per-key.
Co-developed-by: Francesco Ruggeri <fruggeri@arista.com>
Signed-off-by: Francesco Ruggeri <fruggeri@arista.com>
Co-developed-by: Salam Noureddine <noureddine@arista.com>
Signed-off-by: Salam Noureddine <noureddine@arista.com>
Signed-off-by: Dmitry Safonov <dima@arista.com>
Acked-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/uapi/linux/tcp.h')
-rw-r--r-- | include/uapi/linux/tcp.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/uapi/linux/tcp.h b/include/uapi/linux/tcp.h index fa49f03e62fe..9c48964849d1 100644 --- a/include/uapi/linux/tcp.h +++ b/include/uapi/linux/tcp.h @@ -404,9 +404,15 @@ struct tcp_ao_info_opt { /* setsockopt(TCP_AO_INFO) */ __u32 set_current :1, /* corresponding ::current_key */ set_rnext :1, /* corresponding ::rnext */ ao_required :1, /* don't accept non-AO connects */ - reserved :29; /* must be 0 */ + set_counters :1, /* set/clear ::pkt_* counters */ + reserved :28; /* must be 0 */ + __u16 reserved2; /* padding, must be 0 */ __u8 current_key; /* KeyID to set as Current_key */ __u8 rnext; /* KeyID to set as Rnext_key */ + __u64 pkt_good; /* verified segments */ + __u64 pkt_bad; /* failed verification */ + __u64 pkt_key_not_found; /* could not find a key to verify */ + __u64 pkt_ao_required; /* segments missing TCP-AO sign */ } __attribute__((aligned(8))); /* setsockopt(fd, IPPROTO_TCP, TCP_ZEROCOPY_RECEIVE, ...) */ |