From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753270Ab1JJJdj (ORCPT ); Mon, 10 Oct 2011 05:33:39 -0400 Received: from casper.infradead.org ([85.118.1.10]:52657 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753097Ab1JJJdi (ORCPT ); Mon, 10 Oct 2011 05:33:38 -0400 Subject: Re: [PATCH 07/12] perf_events: add LBR software filter support for Intel X86 From: Peter Zijlstra To: Ingo Molnar Cc: Andi Kleen , Stephane Eranian , linux-kernel@vger.kernel.org, acme@redhat.com, ming.m.lin@intel.com, robert.richter@amd.com, ravitillo@lbl.gov, "masami.hiramatsu.pt" , "H. Peter Anvin" In-Reply-To: <20111010060810.GF32173@elte.hu> References: <1317912555-9559-1-git-send-email-eranian@google.com> <1317912555-9559-8-git-send-email-eranian@google.com> <20111006153229.GJ14482@one.firstfloor.org> <1317919424.29658.13.camel@twins> <20111006171412.GK14482@one.firstfloor.org> <20111010060810.GF32173@elte.hu> Content-Type: text/plain; charset="UTF-8" Date: Mon, 10 Oct 2011 11:39:41 +0200 Message-ID: <1318239581.14400.5.camel@laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.32.2 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2011-10-10 at 08:08 +0200, Ingo Molnar wrote: > FUD is not how we approach these things - you need to say something > specific. Its Andi, of course its FUD. I mean, he's been telling us to use IRQs for the PMI instead of NMIs for a while now. If we were to do something daft like that this whole feature, which he does like, would be useless/broken. He really can't seem to make up his mind.