From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753236Ab2ITOA0 (ORCPT ); Thu, 20 Sep 2012 10:00:26 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:57563 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751360Ab2ITOAZ (ORCPT ); Thu, 20 Sep 2012 10:00:25 -0400 Subject: Re: [PATCH 0/4] perf header: Save and reuse feature information in header (v3) From: Namhyung Kim To: David Ahern Cc: Arnaldo Carvalho de Melo , Peter Zijlstra , Paul Mackerras , Ingo Molnar , LKML , Stephane Eranian In-Reply-To: <505B1DB5.1030304@gmail.com> References: <1348119407-12528-1-git-send-email-namhyung@kernel.org> <505B1DB5.1030304@gmail.com> Content-Type: text/plain; charset="UTF-8" Date: Thu, 20 Sep 2012 22:55:14 +0900 Message-ID: <1348149314.1510.4.camel@leonhard> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi David, 2012-09-20 (목), 07:44 -0600, David Ahern: > On 9/19/12 11:36 PM, Namhyung Kim wrote: > > Currently the perf header information is used only at initial setup > > time and discarded. If it's saved we could reuse the information for > > various purpose in the future. > > When this gets settled can you update builtin-kvm too? The kvm-events > patch too adds a perf_file_section__read_feature() function for > extracting cpuid from the header. Will look at it too. Thanks, Namhyung