From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754382Ab1G0OGP (ORCPT ); Wed, 27 Jul 2011 10:06:15 -0400 Received: from mx1.redhat.com ([209.132.183.28]:10618 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751313Ab1G0OGM (ORCPT ); Wed, 27 Jul 2011 10:06:12 -0400 Date: Wed, 27 Jul 2011 10:05:24 -0400 From: Dave Jones To: Jack Steiner Cc: mingo@elte.hu, tglx@linutronix.de, akpm@linux-foundation.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] x86: Reduce clock calibration time during slave cpu startup Message-ID: <20110727140523.GA24206@redhat.com> Mail-Followup-To: Dave Jones , Jack Steiner , mingo@elte.hu, tglx@linutronix.de, akpm@linux-foundation.org, linux-kernel@vger.kernel.org References: <20110727135730.GA17717@sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20110727135730.GA17717@sgi.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 27, 2011 at 08:57:31AM -0500, Jack Steiner wrote: > Note: patch assumes that all multi-core x86 processor sockets have the same > clock frequency for all cores. AFAIK, this is true & will continue > to be true for a long time. not necessarily true. (the 'long time' part might be sooner than you think) Dave