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From: tip-bot for Masami Hiramatsu <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: tglx@linutronix.de, ananth@linux.vnet.ibm.com, acme@redhat.com,
	mingo@kernel.org, masami.hiramatsu.pt@hitachi.com,
	mhiramat@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org,
	peterz@infradead.org, namhyung@kernel.org,
	hemant@linux.vnet.ibm.com
Subject: [tip:perf/core] perf probe: Set default kprobe group name if it is not given
Date: Wed, 27 Apr 2016 08:35:56 -0700	[thread overview]
Message-ID: <tip-2a12ec13cc4ca8690ad2690c09bf8bff17c228d9@git.kernel.org> (raw)
In-Reply-To: <20160426090413.11891.95640.stgit@devbox>

Commit-ID:  2a12ec13cc4ca8690ad2690c09bf8bff17c228d9
Gitweb:     http://git.kernel.org/tip/2a12ec13cc4ca8690ad2690c09bf8bff17c228d9
Author:     Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
AuthorDate: Tue, 26 Apr 2016 18:04:13 +0900
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Tue, 26 Apr 2016 13:14:58 -0300

perf probe: Set default kprobe group name if it is not given

Set kprobe group name as "probe" if it is not given.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Ananth N Mavinakayanahalli <ananth@linux.vnet.ibm.com>
Cc: Hemant Kumar <hemant@linux.vnet.ibm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20160426090413.11891.95640.stgit@devbox
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/probe-event.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 97b7f8e..0de5d10 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -2748,9 +2748,13 @@ static int convert_to_probe_trace_events(struct perf_probe_event *pev,
 {
 	int ret;
 
-	if (pev->uprobes && !pev->group) {
-		/* Replace group name if not given */
-		ret = convert_exec_to_group(pev->target, &pev->group);
+	if (!pev->group) {
+		/* Set group name if not given */
+		if (!pev->uprobes) {
+			pev->group = strdup(PERFPROBE_GROUP);
+			ret = pev->group ? 0 : -ENOMEM;
+		} else
+			ret = convert_exec_to_group(pev->target, &pev->group);
 		if (ret != 0) {
 			pr_warning("Failed to make a group name.\n");
 			return ret;

  parent reply	other threads:[~2016-04-27 15:36 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-26  9:02 [PATCH perf/core v4 00/19] perf-probe --cache and SDT support Masami Hiramatsu
2016-04-26  9:02 ` [PATCH perf/core v4 01/19] perf probe: Use strbuf for making strings Masami Hiramatsu
2016-04-26 13:36   ` Arnaldo Carvalho de Melo
2016-04-26 14:40     ` Masami Hiramatsu
2016-04-26 14:59       ` Arnaldo Carvalho de Melo
2016-04-27 18:44         ` Masami Hiramatsu
2016-04-26  9:02 ` [PATCH perf/core v4 02/19] perf-buildid-cache: Use path/to/bin/buildid/elf instead of path/to/bin/buildid Masami Hiramatsu
2016-04-26 13:45   ` Arnaldo Carvalho de Melo
2016-04-26 14:47     ` Masami Hiramatsu
2016-04-26  9:02 ` [PATCH perf/core v4 03/19] perf buildid-cache: Fall back to the old style build-id cache Masami Hiramatsu
2016-04-26 13:47   ` Arnaldo Carvalho de Melo
2016-04-26 14:42     ` Masami Hiramatsu
2016-04-26  9:02 ` [PATCH perf/core v4 04/19] perf: Add lsdir to read a directory Masami Hiramatsu
2016-04-26 13:40   ` Arnaldo Carvalho de Melo
2016-04-26 14:07     ` Arnaldo Carvalho de Melo
2016-04-26 14:52       ` Masami Hiramatsu
2016-04-26 15:00         ` Arnaldo Carvalho de Melo
2016-04-27 15:35   ` [tip:perf/core] perf tools: Add lsdir() helper " tip-bot for Masami Hiramatsu
2016-04-26  9:02 ` [PATCH perf/core v4 05/19] perf-buildid-cache: Use lsdir for looking up buildid caches Masami Hiramatsu
2016-04-26  9:03 ` [PATCH perf/core v4 06/19] perf-probe: Let probe_file__add_event return 0 if succeeded Masami Hiramatsu
2016-04-26 13:49   ` Arnaldo Carvalho de Melo
2016-04-27 15:35   ` [tip:perf/core] perf probe: " tip-bot for Masami Hiramatsu
2016-04-26  9:03 ` [PATCH perf/core v4 07/19] perf probe: Add --cache option to cache the probe definitions Masami Hiramatsu
2016-04-26  9:03 ` [PATCH perf/core v4 08/19] perf probe: Use cache entry if possible Masami Hiramatsu
2016-04-26  9:03 ` [PATCH perf/core v4 09/19] perf probe: Show all cached probes Masami Hiramatsu
2016-04-26  9:03 ` [PATCH perf/core v4 10/19] perf probe: Remove caches when --cache is given Masami Hiramatsu
2016-04-26  9:03 ` [PATCH perf/core v4 11/19] perf/sdt: ELF support for SDT Masami Hiramatsu
2016-04-26  9:04 ` [PATCH perf/core v4 12/19] perf probe: Add group name support Masami Hiramatsu
2016-04-26  9:04 ` [PATCH perf/core v4 13/19] perf-probe: Set default kprobe group name if it is not given Masami Hiramatsu
2016-04-26 13:50   ` Arnaldo Carvalho de Melo
2016-04-27 15:35   ` tip-bot for Masami Hiramatsu [this message]
2016-04-26  9:04 ` [PATCH perf/core v4 14/19] perf buildid-cache: Scan and import user SDT events to probe cache Masami Hiramatsu
2016-04-27 15:19   ` Hemant Kumar
2016-04-27 15:28     ` Arnaldo Carvalho de Melo
2016-04-27 19:36       ` Masami Hiramatsu
2016-04-27 20:23         ` Hemant Kumar
2016-04-27 20:16       ` Hemant Kumar
2016-04-26  9:04 ` [PATCH perf/core v4 15/19] perf probe: Accept %sdt and %cached event name Masami Hiramatsu
2016-04-26  9:04 ` [PATCH perf/core v4 16/19] perf-list: Show SDT and pre-cached events Masami Hiramatsu
2016-04-26  9:04 ` [PATCH perf/core v4 17/19] perf-list: Skip SDTs placed in invalid binaries Masami Hiramatsu
2016-04-26  9:04 ` [PATCH perf/core v4 18/19] perf probe: Allow wildcard for cached events Masami Hiramatsu
2016-04-27 15:34   ` Hemant Kumar
2016-04-27 18:51     ` Masami Hiramatsu
2016-04-26  9:05 ` [PATCH perf/core v4 19/19] perf probe: Support @BUILDID or @FILE suffix for SDT events Masami Hiramatsu
2016-04-27 15:36 ` [PATCH perf/core v4 00/19] perf-probe --cache and SDT support Hemant Kumar

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