From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754219Ab3KAPX4 (ORCPT ); Fri, 1 Nov 2013 11:23:56 -0400 Received: from mx1.redhat.com ([209.132.183.28]:44052 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753933Ab3KAPXz (ORCPT ); Fri, 1 Nov 2013 11:23:55 -0400 From: Jiri Olsa To: linux-kernel@vger.kernel.org Cc: Jiri Olsa , Corey Ashford , David Ahern , Ingo Molnar , Namhyung Kim , Paul Mackerras , Peter Zijlstra , Arnaldo Carvalho de Melo , Andi Kleen , Adrian Hunter Subject: [PATCH 2/3] perf tools: Add readable output for callchain debug Date: Fri, 1 Nov 2013 16:23:13 +0100 Message-Id: <1383319394-19046-3-git-send-email-jolsa@redhat.com> In-Reply-To: <1383319394-19046-1-git-send-email-jolsa@redhat.com> References: <1383319394-19046-1-git-send-email-jolsa@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adding people readable output for callchain debug, to get following '-v' output: $ perf record -v -g ls callchain: type DWARF callchain: stack dump size 4096 ... Tested-Reviewed-by: David Ahern Signed-off-by: Jiri Olsa Cc: Corey Ashford Cc: David Ahern Cc: Ingo Molnar Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Arnaldo Carvalho de Melo Cc: Andi Kleen Cc: Adrian Hunter --- tools/perf/builtin-record.c | 4 +++- tools/perf/perf.h | 3 ++- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 2d00a19..04c5cf9 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -770,7 +770,9 @@ int record_parse_callchain(const char *arg, struct perf_record_opts *opts) static void callchain_debug(struct perf_record_opts *opts) { - pr_debug("callchain: type %d\n", opts->call_graph); + static const char *str[CALLCHAIN_MAX] = { "NONE", "FP", "DWARF" }; + + pr_debug("callchain: type %s\n", str[opts->call_graph]); if (opts->call_graph == CALLCHAIN_DWARF) pr_debug("callchain: stack dump size %d\n", diff --git a/tools/perf/perf.h b/tools/perf/perf.h index 27223fb..313a5df 100644 --- a/tools/perf/perf.h +++ b/tools/perf/perf.h @@ -207,7 +207,8 @@ void pthread__unblock_sigwinch(void); enum perf_call_graph_mode { CALLCHAIN_NONE, CALLCHAIN_FP, - CALLCHAIN_DWARF + CALLCHAIN_DWARF, + CALLCHAIN_MAX }; struct perf_record_opts { -- 1.7.11.7