Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936206Ab3DRLcX (ORCPT ); Thu, 18 Apr 2013 07:32:23 -0400 Received: from 173-166-109-252-newengland.hfc.comcastbusiness.net ([173.166.109.252]:46231 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S936028Ab3DRLcW (ORCPT ); Thu, 18 Apr 2013 07:32:22 -0400 Message-ID: <1366284729.19383.16.camel@laptop> Subject: Re: [PATCH] NMI: fix NMI period is not correct when cpu frequency changes issue. From: Peter Zijlstra To: Andrew Morton Cc: "Pan, Zhenjie" , "paulus@samba.org" , "mingo@redhat.com" , "acme@ghostprotocols.net" , "dzickus@redhat.com" , "tglx@linutronix.de" , "Liu, Chuansheng" , "linux-kernel@vger.kernel.org" , Frederic Weisbecker Date: Thu, 18 Apr 2013 13:32:09 +0200 In-Reply-To: <20130415163049.08498e3a8726f0bd6f4d6ebe@linux-foundation.org> References: <20130415163049.08498e3a8726f0bd6f4d6ebe@linux-foundation.org> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.6.2-0ubuntu0.1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 781 Lines: 18 On Mon, 2013-04-15 at 16:30 -0700, Andrew Morton wrote: > I think this will break the build if CONFIG_PERF_EVENTS=n and > CONFIG_LOCKUP_DETECTOR=y. I was able to create such a config for > powerpc. If I'm reading it correctly, CONFIG_PERF_EVENTS cannot be > disabled on x86_64? If so, what the heck? Frederic and Ingo made that happen,.. a long while ago Frederic promised to fix that.. I suppose its never been quite important enough to get around to :/ (Frederic; read this as a gentle prod to move his upward on the todo list) -- 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/