Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753006AbaBVR6I (ORCPT ); Sat, 22 Feb 2014 12:58:08 -0500 Received: from terminus.zytor.com ([198.137.202.10]:40918 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752982AbaBVR6D (ORCPT ); Sat, 22 Feb 2014 12:58:03 -0500 Date: Sat, 22 Feb 2014 09:57:44 -0800 From: tip-bot for Jiri Olsa Message-ID: Cc: acme@redhat.com, linux-kernel@vger.kernel.org, paulus@samba.org, hpa@zytor.com, mingo@kernel.org, a.p.zijlstra@chello.nl, jean.pihet@linaro.org, namhyung@kernel.org, jolsa@redhat.com, fweisbec@gmail.com, dsahern@gmail.com, tglx@linutronix.de, cjashfor@linux.vnet.ibm.com Reply-To: mingo@kernel.org, hpa@zytor.com, paulus@samba.org, linux-kernel@vger.kernel.org, acme@redhat.com, a.p.zijlstra@chello.nl, jean.pihet@linaro.org, namhyung@kernel.org, jolsa@redhat.com, fweisbec@gmail.com, dsahern@gmail.com, tglx@linutronix.de, cjashfor@linux.vnet.ibm.com In-Reply-To: <1389098853-14466-7-git-send-email-jolsa@redhat.com> References: <1389098853-14466-7-git-send-email-jolsa@redhat.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf tools: Fix dwarf unwind max_stack processing Git-Commit-ID: b42dc32d4f91e4c0f34b628fdb012eb423da9e69 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: b42dc32d4f91e4c0f34b628fdb012eb423da9e69 Gitweb: http://git.kernel.org/tip/b42dc32d4f91e4c0f34b628fdb012eb423da9e69 Author: Jiri Olsa AuthorDate: Tue, 7 Jan 2014 13:47:23 +0100 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 18 Feb 2014 09:34:47 -0300 perf tools: Fix dwarf unwind max_stack processing The 'unwind__get_entries' function currently returns 'max_stack + 1' entries (instead of exact max_stack entries), because max_stack value does not get decremented for the first entry. This fix makes dwarf-unwind test pass. Signed-off-by: Jiri Olsa Acked-by: Jean Pihet Cc: Corey Ashford Cc: David Ahern Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Jean Pihet Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/1389098853-14466-7-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/unwind.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/util/unwind.c b/tools/perf/util/unwind.c index 742f23b..bff3209 100644 --- a/tools/perf/util/unwind.c +++ b/tools/perf/util/unwind.c @@ -595,5 +595,5 @@ int unwind__get_entries(unwind_entry_cb_t cb, void *arg, if (ret) return -ENOMEM; - return get_entries(&ui, cb, arg, max_stack); + return --max_stack > 0 ? get_entries(&ui, cb, arg, max_stack) : 0; } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/