Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754645Ab3HRJFU (ORCPT ); Sun, 18 Aug 2013 05:05:20 -0400 Received: from www.linutronix.de ([62.245.132.108]:44488 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751910Ab3HRJFS (ORCPT ); Sun, 18 Aug 2013 05:05:18 -0400 Date: Sun, 18 Aug 2013 11:05:03 +0200 (CEST) From: Thomas Gleixner To: Fan Du cc: Steffen Klassert , David Miller , Herbert Xu , Daniel Borkmann , LKML , netdev Subject: Re: [PATCHv3 linux-next] hrtimer: Add notifier when clock_was_set was called In-Reply-To: <520B4552.2000607@windriver.com> Message-ID: References: <1375866296-15079-1-git-send-email-fan.du@windriver.com> <1375866296-15079-2-git-send-email-fan.du@windriver.com> <52021177.6020306@redhat.com> <520213F2.5090401@windriver.com> <520214C6.6000307@redhat.com> <520B4552.2000607@windriver.com> User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1037 Lines: 27 On Wed, 14 Aug 2013, Fan Du wrote: > From e3929d4fdfad5b40fd8cad0e217597670d1aef54 Mon Sep 17 00:00:00 2001 > From: Fan Du > Date: Wed, 14 Aug 2013 16:39:23 +0800 > Subject: [PATCHv3 linux-next] hrtimer: Add notifier when clock_was_set was > called > > When clock_was_set is called in case of system wall time change > or host resume from suspend state, use this notifier for places > where interested in this action, e.g Ipsec SA lifetime management. Sigh. These notifiers have been proposed in the past and we always rejected them. Why do you need this? There should be nothing except the core timekeeping code which needs to know about clock_was_set. Can you please explain what kind of users you have in mind and WHY they need to know about it. Thanks, tglx -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/