From: Eric Dumazet <eduma...@google.com> Date: Tue, 28 Apr 2015 15:28:17 -0700
> This patch tracks total number of bytes acked for a TCP socket. > This is the sum of all changes done to tp->snd_una, and allows > for precise tracking of delivered data. > > RFC4898 named this : tcpEStatsAppHCThruOctetsAcked > > This is a 64bit field, and can be fetched both from TCP_INFO > getsockopt() if one has a handle on a TCP socket, or from inet_diag > netlink facility (iproute2/ss patch will follow) > > Note that tp->bytes_acked was placed near tp->snd_una for > best data locality and minimal performance impact. > > Signed-off-by: Eric Dumazet <eduma...@google.com> > Acked-by: Yuchung Cheng <ych...@google.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
