Messages in this thread Patch in this message | | | Subject | Re: [PATCH] net-proc: expose the tos values in /proc/net/[tcp|udp] | From | Eric Dumazet <> | Date | Wed, 05 Oct 2011 11:34:29 +0200 |
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Le mardi 04 octobre 2011 à 10:38 -0700, MuraliRaja Muniraju a écrit : > I shall make the changes by exposing the tos values via the > netlink as suggested. I had a doubt is I have to modify the > inet_diag_sockid or export it via a new option. I am considering > that adding into inet_diag_sockid is better because the latter is a > bit of a over kill for a single value to be exposed and it also seems > to be logical fit. > Can you let me know your thoughts on this.
I believe you could add one "u32 tos" to struct tcp_info
[ It wont solve the UDP case, since "ss -u" still dumps /proc/net/udp and /proc/net/udp6 ]
Following patch should handle tcp/dccp ipv4/ipv6
diff --git a/include/linux/tcp.h b/include/linux/tcp.h index 7f59ee9..eec6f3b 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -167,6 +167,7 @@ struct tcp_info { __u32 tcpi_rcv_space; __u32 tcpi_total_retrans; + __u32 tos; }; /* for TCP_MD5SIG socket option */ diff --git a/net/dccp/diag.c b/net/dccp/diag.c index b21f261..70d9498 100644 --- a/net/dccp/diag.c +++ b/net/dccp/diag.c @@ -37,6 +37,7 @@ static void dccp_get_info(struct sock *sk, struct tcp_info *info) if (dp->dccps_hc_tx_ccid != NULL) ccid_hc_tx_get_info(dp->dccps_hc_tx_ccid, sk, info); + info->tos = inet_sk(sk)->tos; } static void dccp_diag_get_info(struct sock *sk, struct inet_diag_msg *r, diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 4c0da24..b24c3d8 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2493,6 +2493,7 @@ void tcp_get_info(struct sock *sk, struct tcp_info *info) info->tcpi_rcv_space = tp->rcvq_space.space; info->tcpi_total_retrans = tp->total_retrans; + info->tos = inet_sk(sk)->tos; } EXPORT_SYMBOL_GPL(tcp_get_info);
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