From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964784AbWEOHWc (ORCPT ); Mon, 15 May 2006 03:22:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964785AbWEOHWc (ORCPT ); Mon, 15 May 2006 03:22:32 -0400 Received: from mx2.suse.de ([195.135.220.15]:48011 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S964784AbWEOHWb (ORCPT ); Mon, 15 May 2006 03:22:31 -0400 From: Andi Kleen To: Venkatesh Pallipadi Subject: Re: [PATCH] i386/x86-64 Add nmi watchdog support for new Intel CPUs Date: Mon, 15 May 2006 09:22:25 +0200 User-Agent: KMail/1.9.1 Cc: Andrew Morton , linux-kernel References: <20060514185023.A16695@unix-os.sc.intel.com> In-Reply-To: <20060514185023.A16695@unix-os.sc.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200605150922.25511.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Monday 15 May 2006 03:50, Venkatesh Pallipadi wrote: > > Intel now has support for Architectural Performance Monitoring Counters > ( Refer to IA-32 Intel Architecture Software Developer's Manual > http://www.intel.com/design/pentium4/manuals/253669.htm ). This > feature is present starting from Intel Core Duo and Intel Core Solo processors. Nice! > What this means is, the performance monitoring counters and some performance > monitoring events are now defined in an architectural way (using cpuid). > And there will be no need to check for family/model etc for these architectural > events. > > Below is the patch to use this performance counters in nmi watchdog driver. > Patch handles both i386 and x86-64 kernels. Can you regenerate it against the latest firstfloor tree please? With Don's x86-64 NMI changes there are a zillion rejects. -Andi