Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756741Ab0AGEwx (ORCPT ); Wed, 6 Jan 2010 23:52:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752510Ab0AGEww (ORCPT ); Wed, 6 Jan 2010 23:52:52 -0500 Received: from ozlabs.org ([203.10.76.45]:42556 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751193Ab0AGEww (ORCPT ); Wed, 6 Jan 2010 23:52:52 -0500 Date: Thu, 7 Jan 2010 15:52:48 +1100 From: Paul Mackerras To: Peter Zijlstra , Ingo Molnar Cc: linux-kernel@vger.kernel.org Subject: Counting FP multiplies on Core 2 Message-ID: <20100107045248.GB30718@drongo> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 524 Lines: 11 The Intel manual tells me that event num 12H, umask 00H on Core 2 counts multiply operations executed, but says "Use IA32_PMC1 only". Is there a way in the raw event code to specify a particular PMC, or does the code just know that that event can only be counted on PMC1? Paul. -- 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/