From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753129Ab2KKOVY (ORCPT ); Sun, 11 Nov 2012 09:21:24 -0500 Received: from mail-pa0-f46.google.com ([209.85.220.46]:45628 "EHLO mail-pa0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751809Ab2KKOVV (ORCPT ); Sun, 11 Nov 2012 09:21:21 -0500 From: Namhyung Kim To: Arnaldo Carvalho de Melo Cc: Ingo Molnar , Peter Zijlstra , Stephane Eranian , LKML Subject: [PATCH 2/2] perf tools: Synthesize data mmap events for threads Date: Sun, 11 Nov 2012 23:20:51 +0900 Message-Id: <1352643651-13891-2-git-send-email-namhyung@kernel.org> X-Mailer: git-send-email 1.7.9.2 In-Reply-To: <1352643651-13891-1-git-send-email-namhyung@kernel.org> References: <1352643651-13891-1-git-send-email-namhyung@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Current perf_event__synthesize_mmap_events() only deals with executable mappings. With recently added memory access sampling, non-executable data mappings are needed also. Cc: Stephane Eranian Signed-off-by: Namhyung Kim --- tools/perf/util/event.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index 3cf2c3e0605f..06e4d57a9e29 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -210,11 +210,15 @@ static int perf_event__synthesize_mmap_events(struct perf_tool *tool, &event->mmap.start, &event->mmap.len, prot, &event->mmap.pgoff, execname); - if (prot[2] != 'x') - continue; + if (prot[2] == 'x' && !strcmp(execname, "")) + strcpy(execname, anonstr); + /* ignore non-executable anon mappings */ if (!strcmp(execname, "")) - strcpy(execname, anonstr); + continue; + + if (prot[2] != 'x') + event->header.misc |= PERF_RECORD_MISC_MMAP_USER; size = strlen(execname) + 1; memcpy(event->mmap.filename, execname, size); -- 1.7.9.2