From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933689Ab3LINK6 (ORCPT ); Mon, 9 Dec 2013 08:10:58 -0500 Received: from mga02.intel.com ([134.134.136.20]:55833 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933607Ab3LINKz (ORCPT ); Mon, 9 Dec 2013 08:10:55 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.93,857,1378882800"; d="scan'208";a="449172884" From: Adrian Hunter To: Arnaldo Carvalho de Melo Cc: Peter Zijlstra , Ingo Molnar , linux-kernel@vger.kernel.org, David Ahern , Frederic Weisbecker , Jiri Olsa , Mike Galbraith , Namhyung Kim , Paul Mackerras , Stephane Eranian Subject: [PATCH 2/4] perf tools: Fix max mmap_pages Date: Mon, 9 Dec 2013 15:18:38 +0200 Message-Id: <1386595120-22978-3-git-send-email-adrian.hunter@intel.com> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: <1386595120-22978-1-git-send-email-adrian.hunter@intel.com> References: <1386595120-22978-1-git-send-email-adrian.hunter@intel.com> Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 'SIZE_MAX / page_size' is an upper limit for the maximum number of mmap pages, not a lower limit. Change the condition accordingly. Signed-off-by: Adrian Hunter --- tools/perf/util/evlist.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 4d0945c..98ec96b 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -754,7 +754,7 @@ int perf_evlist__parse_mmap_pages(const struct option *opt, const char *str, unsigned long max = UINT_MAX; long pages; - if (max < SIZE_MAX / page_size) + if (max > SIZE_MAX / page_size) max = SIZE_MAX / page_size; pages = parse_pages_arg(str, 1, max); -- 1.7.11.7