From mboxrd@z Thu Jan 1 00:00:00 1970 From: Richard Kennedy Subject: [PATCH] ipv6: reorder struct inet6_ifaddr to remove padding on 64 bit builds Date: Thu, 19 Mar 2009 15:32:40 +0000 Message-ID: <1237476760.3266.13.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, lkml To: yoshfuji@linux-ipv6.org, pekkas@netcore.fi Return-path: Received: from anchor-post-2.mail.demon.net ([195.173.77.133]:45994 "EHLO anchor-post-2.mail.demon.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752424AbZCSPco (ORCPT ); Thu, 19 Mar 2009 11:32:44 -0400 Sender: netdev-owner@vger.kernel.org List-ID: reorder struct inet6_ifaddr to remove padding on 64 bit builds remove 8 bytes of padding so inet6_ifaddr becomes 192 bytes & fits into a smaller slab. Signed-off-by: Richard Kennedy ---- patch against v2.6.29-rc8 I've compiled & booted with this patch, modules ipv6 & ip6_tables load successfully, but I've not run any other tests. regards Richard diff --git a/include/net/if_inet6.h b/include/net/if_inet6.h index c8effa4..38b7813 100644 --- a/include/net/if_inet6.h +++ b/include/net/if_inet6.h @@ -39,8 +39,6 @@ struct inet6_ifaddr __u32 valid_lft; __u32 prefered_lft; - unsigned long cstamp; /* created timestamp */ - unsigned long tstamp; /* updated timestamp */ atomic_t refcnt; spinlock_t lock; @@ -49,6 +47,9 @@ struct inet6_ifaddr __u16 scope; + unsigned long cstamp; /* created timestamp */ + unsigned long tstamp; /* updated timestamp */ + struct timer_list timer; struct inet6_dev *idev;