]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
tcp: add pacing_rate information into tcp_info
authorEric Dumazet <edumazet@google.com>
Thu, 13 Feb 2014 22:27:40 +0000 (14:27 -0800)
committerDavid S. Miller <davem@davemloft.net>
Fri, 14 Feb 2014 21:09:43 +0000 (16:09 -0500)
commit977cb0ecf82eb6d15562573c31edebf90db35163
tree584f1ea124a3788792420d2010693ea7955a7a72
parent1c213bd24ad04f4430031d20d740d7783162b099
tcp: add pacing_rate information into tcp_info

Add two new fields to struct tcp_info, to report sk_pacing_rate
and sk_max_pacing_rate to monitoring applications, as ss from iproute2.

User exported fields are 64bit, even if kernel is currently using 32bit
fields.

lpaa5:~# ss -i
..
 skmem:(r0,rb357120,t0,tb2097152,f1584,w1980880,o0,bl0) ts sack cubic
wscale:6,6 rto:400 rtt:0.875/0.75 mss:1448 cwnd:1 ssthresh:12 send
13.2Mbps pacing_rate 3336.2Mbps unacked:15 retrans:1/5448 lost:15
rcv_space:29200

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/uapi/linux/tcp.h
net/ipv4/tcp.c