From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: [PATCH net-next] sock_diag: add SK_MEMINFO_BACKLOG Date: Mon, 04 Jun 2012 15:50:35 +0200 Message-ID: <1338817835.2760.1815.camel@edumazet-glaptop> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: netdev To: David Miller Return-path: Received: from mail-ey0-f174.google.com ([209.85.215.174]:58470 "EHLO mail-ey0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752641Ab2FDNuk (ORCPT ); Mon, 4 Jun 2012 09:50:40 -0400 Received: by eaak11 with SMTP id k11so1172886eaa.19 for ; Mon, 04 Jun 2012 06:50:39 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: From: Eric Dumazet Adding socket backlog len in INET_DIAG_SKMEMINFO is really useful to diagnose various TCP problems. Signed-off-by: Eric Dumazet --- include/linux/sock_diag.h | 1 + net/core/sock_diag.c | 1 + 2 files changed, 2 insertions(+) diff --git a/include/linux/sock_diag.h b/include/linux/sock_diag.h index db4bae7..6793fac 100644 --- a/include/linux/sock_diag.h +++ b/include/linux/sock_diag.h @@ -18,6 +18,7 @@ enum { SK_MEMINFO_FWD_ALLOC, SK_MEMINFO_WMEM_QUEUED, SK_MEMINFO_OPTMEM, + SK_MEMINFO_BACKLOG, SK_MEMINFO_VARS, }; diff --git a/net/core/sock_diag.c b/net/core/sock_diag.c index 5fd1467..0d934ce 100644 --- a/net/core/sock_diag.c +++ b/net/core/sock_diag.c @@ -46,6 +46,7 @@ int sock_diag_put_meminfo(struct sock *sk, struct sk_buff *skb, int attrtype) mem[SK_MEMINFO_FWD_ALLOC] = sk->sk_forward_alloc; mem[SK_MEMINFO_WMEM_QUEUED] = sk->sk_wmem_queued; mem[SK_MEMINFO_OPTMEM] = atomic_read(&sk->sk_omem_alloc); + mem[SK_MEMINFO_BACKLOG] = sk->sk_backlog.len; return 0;