From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753639AbbDBTEy (ORCPT ); Thu, 2 Apr 2015 15:04:54 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:47666 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752934AbbDBTEx (ORCPT ); Thu, 2 Apr 2015 15:04:53 -0400 Date: Thu, 2 Apr 2015 21:04:46 +0200 From: Peter Zijlstra To: John Stultz Cc: lkml , Ingo Molnar , Thomas Gleixner , Prarit Bhargava , Richard Cochran Subject: Re: [PATCH 19/21] clocksource: Improve comment explaining clocks_calc_max_nsecs()'s 50% safety margin Message-ID: <20150402190446.GE27490@worktop.programming.kicks-ass.net> References: <1427945681-29972-1-git-send-email-john.stultz@linaro.org> <1427945681-29972-20-git-send-email-john.stultz@linaro.org> <20150402085011.GJ21418@twins.programming.kicks-ass.net> <20150402183447.GC27490@worktop.programming.kicks-ass.net> <20150402184317.GD27490@worktop.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.22.1 (2013-10-16) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 02, 2015 at 11:50:13AM -0700, John Stultz wrote: > > Right, but all of the time code relies on there being slack, since we > can't be sure timers will not be slightly late. Fair enough. My point is moot, I'll go crawl back into my cave ;-)