Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755267AbXLGKiB (ORCPT ); Fri, 7 Dec 2007 05:38:01 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754849AbXLGKhu (ORCPT ); Fri, 7 Dec 2007 05:37:50 -0500 Received: from mx2.suse.de ([195.135.220.15]:51894 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754748AbXLGKht (ORCPT ); Fri, 7 Dec 2007 05:37:49 -0500 To: Thomas Gleixner Cc: Stefano Brivio , Ingo Molnar , Robert Love , linux-kernel@vger.kernel.org, Dave Jones , "Rafael J. Wysocki" , Michael Buesch , Andrew Morton , Len Brown Subject: Re: [PATCH] scheduler: fix x86 regression in native_sched_clock From: Andi Kleen References: <20071207021952.6f0ac922@morte> Date: Fri, 07 Dec 2007 11:37:47 +0100 In-Reply-To: (Thomas Gleixner's message of "Fri\, 7 Dec 2007 06\:51\:55 +0100 \(CET\)") Message-ID: User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 656 Lines: 17 Thomas Gleixner writes: > > Hmrpf. sched_clock() is used for the time stamp of the printks. We > need to find some better solution other than killing off the tsc > access completely. Doing it properly requires pretty much most of my old sched-clock ff patch. Complicated and not pretty, but .. Unfortunately that version still had some jumps on cpufreq, but they are fixable there. -Andi -- 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/