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| author | Lawrence Brakmo | 2018-01-26 01:14:12 +0100 |
|---|---|---|
| committer | Alexei Starovoitov | 2018-01-26 01:41:14 +0100 |
| commit | 44f0e43037d3a17b043843ba67610ac7c7e37db6 (patch) | |
| tree | 33624e3ac550ef7e1ffe498a6f25877a27c5846e /include/uapi/linux/bpf.h | |
| parent | bpf: Add sock_ops RTO callback (diff) | |
| download | kernel-qcow2-linux-44f0e43037d3a17b043843ba67610ac7c7e37db6.tar.gz kernel-qcow2-linux-44f0e43037d3a17b043843ba67610ac7c7e37db6.tar.xz kernel-qcow2-linux-44f0e43037d3a17b043843ba67610ac7c7e37db6.zip | |
bpf: Add support for reading sk_state and more
Add support for reading many more tcp_sock fields
state, same as sk->sk_state
rtt_min same as sk->rtt_min.s[0].v (current rtt_min)
snd_ssthresh
rcv_nxt
snd_nxt
snd_una
mss_cache
ecn_flags
rate_delivered
rate_interval_us
packets_out
retrans_out
total_retrans
segs_in
data_segs_in
segs_out
data_segs_out
lost_out
sacked_out
sk_txhash
bytes_received (__u64)
bytes_acked (__u64)
Signed-off-by: Lawrence Brakmo <brakmo@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'include/uapi/linux/bpf.h')
| -rw-r--r-- | include/uapi/linux/bpf.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index c8cecf9cf5bd..46520eae37fa 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -979,6 +979,28 @@ struct bpf_sock_ops { __u32 snd_cwnd; __u32 srtt_us; /* Averaged RTT << 3 in usecs */ __u32 bpf_sock_ops_cb_flags; /* flags defined in uapi/linux/tcp.h */ + __u32 state; + __u32 rtt_min; + __u32 snd_ssthresh; + __u32 rcv_nxt; + __u32 snd_nxt; + __u32 snd_una; + __u32 mss_cache; + __u32 ecn_flags; + __u32 rate_delivered; + __u32 rate_interval_us; + __u32 packets_out; + __u32 retrans_out; + __u32 total_retrans; + __u32 segs_in; + __u32 data_segs_in; + __u32 segs_out; + __u32 data_segs_out; + __u32 lost_out; + __u32 sacked_out; + __u32 sk_txhash; + __u64 bytes_received; + __u64 bytes_acked; }; /* Definitions for bpf_sock_ops_cb_flags */ |