From d594e987c6f5417cc63dd7e107a2a03a7eeee03f Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Mon, 4 Jun 2012 03:50:35 +0000 Subject: [PATCH] sock_diag: add SK_MEMINFO_BACKLOG Adding socket backlog len in INET_DIAG_SKMEMINFO is really useful to diagnose various TCP problems. Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- 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 db4bae78bda9..6793fac5eab5 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 5fd146720f39..0d934ce1075f 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; -- 2.20.1