From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751963Ab1JSSXs (ORCPT ); Wed, 19 Oct 2011 14:23:48 -0400 Received: from merlin.infradead.org ([205.233.59.134]:42610 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751619Ab1JSSXr (ORCPT ); Wed, 19 Oct 2011 14:23:47 -0400 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, David Ahern , Frederic Weisbecker , Ingo Molnar , Peter Zijlstra , Arnaldo Carvalho de Melo Subject: [PATCH 4/7] perf tools: Add prelink suggestion to dso update message Date: Wed, 19 Oct 2011 16:23:35 -0200 Message-Id: <1319048618-9790-5-git-send-email-acme@infradead.org> X-Mailer: git-send-email 1.6.2.5 In-Reply-To: <1319048618-9790-1-git-send-email-acme@infradead.org> References: <1319048618-9790-1-git-send-email-acme@infradead.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by canuck.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: David Ahern Following a prelink run mapped files for long running processes can show as deleted. The current message suggests restarting long running processes. Add to that a suggestion that prelink might be the cause. Old message: /lib64/libc-2.14.so was updated, restart the long running apps that use it! New message: /lib64/libc-2.14.so was updated (is prelink enabled?). Restart the long running apps that use it! Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/1318985085-20776-1-git-send-email-dsahern@gmail.com Signed-off-by: David Ahern Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/map.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c index 9cf0d43..78284b1 100644 --- a/tools/perf/util/map.c +++ b/tools/perf/util/map.c @@ -139,8 +139,8 @@ int map__load(struct map *self, symbol_filter_t filter) if (len > sizeof(DSO__DELETED) && strcmp(name + real_len + 1, DSO__DELETED) == 0) { - pr_warning("%.*s was updated, restart the long " - "running apps that use it!\n", + pr_warning("%.*s was updated (is prelink enabled?). " + "Restart the long running apps that use it!\n", (int)real_len, name); } else { pr_warning("no symbols found in %s, maybe install " -- 1.6.2.5