From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Emelyanov Subject: [PATCH 1/2][IPV4] Consolidate the ip cork destruction in ip_output.c Date: Fri, 02 Nov 2007 19:04:06 +0300 Message-ID: <472B4A76.2040801@openvz.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Linux Netdev List , devel@openvz.org To: David Miller Return-path: Received: from sacred.ru ([62.205.161.221]:60296 "EHLO sacred.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755950AbXKBQEW (ORCPT ); Fri, 2 Nov 2007 12:04:22 -0400 Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org The ip_push_pending_frames and ip_flush_pending_frames do the same things to flush the sock's cork. Move this into a separate function and save ~80 bytes from the .text Signed-off-by: Pavel Emelyanov --- diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index e5f7dc2..fd99fbd 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -1183,6 +1183,17 @@ error: return err; } +static void ip_cork_release(struct inet_sock *inet) +{ + inet->cork.flags &= ~IPCORK_OPT; + kfree(inet->cork.opt); + inet->cork.opt = NULL; + if (inet->cork.rt) { + ip_rt_put(inet->cork.rt); + inet->cork.rt = NULL; + } +} + /* * Combined all pending IP fragments on the socket as one IP datagram * and push them out. @@ -1276,13 +1287,7 @@ int ip_push_pending_frames(struct sock *sk) } out: - inet->cork.flags &= ~IPCORK_OPT; - kfree(inet->cork.opt); - inet->cork.opt = NULL; - if (inet->cork.rt) { - ip_rt_put(inet->cork.rt); - inet->cork.rt = NULL; - } + ip_cork_release(inet); return err; error: @@ -1295,19 +1300,12 @@ error: */ void ip_flush_pending_frames(struct sock *sk) { - struct inet_sock *inet = inet_sk(sk); struct sk_buff *skb; while ((skb = __skb_dequeue_tail(&sk->sk_write_queue)) != NULL) kfree_skb(skb); - inet->cork.flags &= ~IPCORK_OPT; - kfree(inet->cork.opt); - inet->cork.opt = NULL; - if (inet->cork.rt) { - ip_rt_put(inet->cork.rt); - inet->cork.rt = NULL; - } + ip_cork_release(inet_sk(sk)); }