From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754379Ab2IJQkc (ORCPT ); Mon, 10 Sep 2012 12:40:32 -0400 Received: from mail-ie0-f174.google.com ([209.85.223.174]:56923 "EHLO mail-ie0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753058Ab2IJQk2 (ORCPT ); Mon, 10 Sep 2012 12:40:28 -0400 From: David Ahern To: acme@ghostprotocols.net, linux-kernel@vger.kernel.org, peterz@infradead.org Cc: David Ahern , Ingo Molnar , Robert Richter , Gleb Natapov , Avi Kivity Subject: [PATCH 1/3] perf tool: precise mode requires exclude_guest Date: Mon, 10 Sep 2012 10:40:14 -0600 Message-Id: <1347295216-1202-2-git-send-email-dsahern@gmail.com> X-Mailer: git-send-email 1.7.10.1 In-Reply-To: <1347295216-1202-1-git-send-email-dsahern@gmail.com> References: <1347295216-1202-1-git-send-email-dsahern@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PEBS cannot be used with guest mode. See: https://lkml.org/lkml/2012/7/9/264 If user adds :p modifier set exclude_guest as well. Signed-off-by: David Ahern Cc: Ingo Molnar Cc: Peter Zijlstra Cc: Robert Richter Cc: Gleb Natapov Cc: Avi Kivity --- tools/perf/util/parse-events.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index a031ee1..f2c02b2 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -694,6 +694,9 @@ static int get_event_modifier(struct event_modifier *mod, char *str, eH = 0; } else if (*str == 'p') { precise++; + /* use of precise requires exclude_guest */ + if (!exclude_GH) + eG = 1; } else break; -- 1.7.10.1