From mboxrd@z Thu Jan 1 00:00:00 1970 From: Patrick McHardy Subject: netfilter 08/09: xt_time: print timezone for user information Date: Mon, 12 Jan 2009 11:06:10 +0100 (MET) Message-ID: <20090112100610.9280.48102.sendpatchset@x2.localnet> References: <20090112100559.9280.23431.sendpatchset@x2.localnet> Cc: netdev@vger.kernel.org, Patrick McHardy , netfilter-devel@vger.kernel.org To: davem@davemloft.net Return-path: Received: from stinky.trash.net ([213.144.137.162]:60709 "EHLO stinky.trash.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752593AbZALKGL (ORCPT ); Mon, 12 Jan 2009 05:06:11 -0500 In-Reply-To: <20090112100559.9280.23431.sendpatchset@x2.localnet> Sender: netfilter-devel-owner@vger.kernel.org List-ID: commit 0fd565aa7fdb2dc88c65b16a4e2260d4abd5b027 Author: Jan Engelhardt Date: Mon Jan 12 10:51:56 2009 +0100 netfilter: xt_time: print timezone for user information Let users have a way to figure out if their distro set the kernel timezone at all. Signed-off-by: Jan Engelhardt Signed-off-by: Patrick McHardy diff --git a/net/netfilter/xt_time.c b/net/netfilter/xt_time.c index 29375ba..93acaa5 100644 --- a/net/netfilter/xt_time.c +++ b/net/netfilter/xt_time.c @@ -243,6 +243,17 @@ static struct xt_match xt_time_mt_reg __read_mostly = { static int __init time_mt_init(void) { + int minutes = sys_tz.tz_minuteswest; + + if (minutes < 0) /* east of Greenwich */ + printk(KERN_INFO KBUILD_MODNAME + ": kernel timezone is +%02d%02d\n", + -minutes / 60, -minutes % 60); + else /* west of Greenwich */ + printk(KERN_INFO KBUILD_MODNAME + ": kernel timezone is -%02d%02d\n", + minutes / 60, minutes % 60); + return xt_register_match(&xt_time_mt_reg); }