From: "Denis V. Lunev" <den@openvz.org>
To: davem@davemloft.net
Cc: devel@openvz.org, containers@lists.osdl.org, netdev@vger.kernel.org
Subject: [PATCH] No need to inc/dec packet_socks_nr if PACKET_REFCNT_DEBUG is not set
Date: Thu, 8 Nov 2007 13:37:31 +0300 [thread overview]
Message-ID: <20071108103731.GA22373@iris.sw.ru> (raw)
No need to inc/dec packet_socks_nr if PACKET_REFCNT_DEBUG is not set.
Signed-off-by: Denis V. Lunev <den@openvz.org>
--- ./net/packet/af_packet.c.packetrefcnt 2007-11-08 13:48:22.000000000 +0300
+++ ./net/packet/af_packet.c 2007-11-08 13:54:29.000000000 +0300
@@ -135,7 +135,9 @@ dev->hard_header == NULL (ll header is a
packet classifier depends on it.
*/
+#ifdef PACKET_REFCNT_DEBUG
static atomic_t packet_socks_nr;
+#endif
/* Private packet socket structures. */
@@ -232,8 +234,8 @@ static void packet_sock_destruct(struct
return;
}
- atomic_dec(&packet_socks_nr);
#ifdef PACKET_REFCNT_DEBUG
+ atomic_dec(&packet_socks_nr);
printk(KERN_DEBUG "PACKET socket %p is free, %d are alive\n", sk, atomic_read(&packet_socks_nr));
#endif
}
@@ -1005,7 +1007,9 @@ static int packet_create(struct net *net
po->num = proto;
sk->sk_destruct = packet_sock_destruct;
+#ifdef PACKET_REFCNT_DEBUG
atomic_inc(&packet_socks_nr);
+#endif
/*
* Attach a protocol block
next reply other threads:[~2007-11-08 10:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-08 10:37 Denis V. Lunev [this message]
2007-11-08 10:51 ` [PATCH] No need to inc/dec packet_socks_nr if PACKET_REFCNT_DEBUG is not set Denis V. Lunev
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