From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753378AbaHXPAh (ORCPT ); Sun, 24 Aug 2014 11:00:37 -0400 Received: from terminus.zytor.com ([198.137.202.10]:34231 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752846AbaHXPAb (ORCPT ); Sun, 24 Aug 2014 11:00:31 -0400 Date: Sun, 24 Aug 2014 08:00:12 -0700 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, jolsa@kernel.org, a.p.zijlstra@chello.nl, jean.pihet@linaro.org, namhyung@kernel.org, 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, jolsa@kernel.org, a.p.zijlstra@chello.nl, jean.pihet@linaro.org, namhyung@kernel.org, fweisbec@gmail.com, dsahern@gmail.com, tglx@linutronix.de, cjashfor@linux.vnet.ibm.com In-Reply-To: <1408715919-25990-2-git-send-email-jolsa@kernel.org> References: <1408715919-25990-2-git-send-email-jolsa@kernel.org> To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf tools: Add +field argument support for --field option Git-Commit-ID: 2f3f9bcf000b2043a480e7cc0cae582559fb0f13 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: 2f3f9bcf000b2043a480e7cc0cae582559fb0f13 Gitweb: http://git.kernel.org/tip/2f3f9bcf000b2043a480e7cc0cae582559fb0f13 Author: Jiri Olsa AuthorDate: Fri, 22 Aug 2014 15:58:38 +0200 Committer: Arnaldo Carvalho de Melo CommitDate: Sun, 24 Aug 2014 08:11:19 -0300 perf tools: Add +field argument support for --field option Adding support to add field(s) to default field order via using the '+' prefix, like for report: $ perf report Samples: 10 of event 'cycles', Event count (approx.): 4463799 Overhead Command Shared Object Symbol 32.40% ls [kernel.kallsyms] [k] filemap_fault 28.19% ls [kernel.kallsyms] [k] get_page_from_freelist 23.38% ls [kernel.kallsyms] [k] enqueue_entity 15.04% ls [kernel.kallsyms] [k] mmap_region $ perf report -F +period,sample Samples: 10 of event 'cycles', Event count (approx.): 4463799 Overhead Period Samples Command Shared Object Symbol 32.40% 1446493 1 ls [kernel.kallsyms] [k] filemap_fault 28.19% 1258486 1 ls [kernel.kallsyms] [k] get_page_from_freelist 23.38% 1043754 1 ls [kernel.kallsyms] [k] enqueue_entity 15.04% 671160 1 ls [kernel.kallsyms] [k] mmap_region Works in general for commands using --field option. Signed-off-by: Jiri Olsa 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/1408715919-25990-2-git-send-email-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/ui/hist.c | 4 ++-- tools/perf/util/sort.c | 24 +++++++++++++++++++----- tools/perf/util/sort.h | 1 + 3 files changed, 22 insertions(+), 7 deletions(-) diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c index 75eb6ac..2af1837 100644 --- a/tools/perf/ui/hist.c +++ b/tools/perf/ui/hist.c @@ -452,7 +452,7 @@ void perf_hpp__init(void) /* * If user specified field order, no need to setup default fields. */ - if (field_order) + if (is_strict_order(field_order)) return; if (symbol_conf.cumulate_callchain) { @@ -519,7 +519,7 @@ void perf_hpp__column_disable(unsigned col) void perf_hpp__cancel_cumulate(void) { - if (field_order) + if (is_strict_order(field_order)) return; perf_hpp__column_disable(PERF_HPP__OVERHEAD_ACC); diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c index b4a805e..1958637 100644 --- a/tools/perf/util/sort.c +++ b/tools/perf/util/sort.c @@ -1453,7 +1453,7 @@ static int __setup_sorting(void) int ret = 0; if (sort_keys == NULL) { - if (field_order) { + if (is_strict_order(field_order)) { /* * If user specified field order but no sort order, * we'll honor it and not add default sort orders. @@ -1639,23 +1639,36 @@ static void reset_dimensions(void) memory_sort_dimensions[i].taken = 0; } +bool is_strict_order(const char *order) +{ + return order && (*order != '+'); +} + static int __setup_output_field(void) { - char *tmp, *tok, *str; - int ret = 0; + char *tmp, *tok, *str, *strp; + int ret = -EINVAL; if (field_order == NULL) return 0; reset_dimensions(); - str = strdup(field_order); + strp = str = strdup(field_order); if (str == NULL) { error("Not enough memory to setup output fields"); return -ENOMEM; } - for (tok = strtok_r(str, ", ", &tmp); + if (!is_strict_order(field_order)) + strp++; + + if (!strlen(strp)) { + error("Invalid --fields key: `+'"); + goto out; + } + + for (tok = strtok_r(strp, ", ", &tmp); tok; tok = strtok_r(NULL, ", ", &tmp)) { ret = output_field_add(tok); if (ret == -EINVAL) { @@ -1667,6 +1680,7 @@ static int __setup_output_field(void) } } +out: free(str); return ret; } diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h index 041f0c9..c03e4ff 100644 --- a/tools/perf/util/sort.h +++ b/tools/perf/util/sort.h @@ -218,4 +218,5 @@ void perf_hpp__set_elide(int idx, bool elide); int report_parse_ignore_callees_opt(const struct option *opt, const char *arg, int unset); +bool is_strict_order(const char *order); #endif /* __PERF_SORT_H */