From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965958AbXDBVwf (ORCPT ); Mon, 2 Apr 2007 17:52:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965966AbXDBVwf (ORCPT ); Mon, 2 Apr 2007 17:52:35 -0400 Received: from www.osadl.org ([213.239.205.134]:55971 "EHLO mail.tglx.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S965958AbXDBVwe (ORCPT ); Mon, 2 Apr 2007 17:52:34 -0400 Subject: Re: [RFC PATCH 0/5] x86_64: enable clockevents and dynticks From: Thomas Gleixner Reply-To: tglx@linutronix.de To: Chris Wright Cc: Ingo Molnar , john stultz , Andi Kleen , linux-kernel@vger.kernel.org In-Reply-To: <20070402213949.GD10574@sequoia.sous-sol.org> References: <20070331083149.997762000@sous-sol.org> <1175419332.28263.67.camel@localhost.localdomain> <20070401185402.GZ10574@sequoia.sous-sol.org> <1175549504.28263.184.camel@localhost.localdomain> <20070402213949.GD10574@sequoia.sous-sol.org> Content-Type: text/plain Date: Mon, 02 Apr 2007 23:52:44 +0200 Message-Id: <1175550764.28263.190.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2007-04-02 at 14:39 -0700, Chris Wright wrote: > > > Yes, that's part of why I did some of the cleanups that way, so that we > > > could merge the two together later. > > > > I'd prefer to get this done now. If we plug it in as is, the "merge > > later" probably will never happen. > > that's fine, this is just RFC to see if there's obvious broken bits, etc. > also, i still need to do some split out of the pit. it and hpet are nearly > identical though, so i don't noticing any issues with this. Ok. > the part i know is broken is lapic broadcast, so i'd like to fix that > up too. trouble is, it's broken on vanilla too, so i'm not 100% sure > what i'm debugging yet. You need to remove switch_APIC_timer_to_ipi and counterpart so that the clockevents broadcast gets control over broadcasting. This requires a change in drivers/acpi/processor_idle.c as well commit e9e2cdb412412326c4827fc78ba27f410d837e6e has the basic changes. tglx