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Message-ID: <tip-2a12ec13cc4ca8690ad2690c09bf8bff17c228d9@git.kernel.org>
Date:	Wed, 27 Apr 2016 08:35:56 -0700
From:	tip-bot for Masami Hiramatsu <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	tglx@...utronix.de, ananth@...ux.vnet.ibm.com, acme@...hat.com,
	mingo@...nel.org, masami.hiramatsu.pt@...achi.com,
	mhiramat@...nel.org, hpa@...or.com, linux-kernel@...r.kernel.org,
	peterz@...radead.org, namhyung@...nel.org,
	hemant@...ux.vnet.ibm.com
Subject: [tip:perf/core] perf probe: Set default kprobe group name if it is
 not given

Commit-ID:  2a12ec13cc4ca8690ad2690c09bf8bff17c228d9
Gitweb:     http://git.kernel.org/tip/2a12ec13cc4ca8690ad2690c09bf8bff17c228d9
Author:     Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
AuthorDate: Tue, 26 Apr 2016 18:04:13 +0900
Committer:  Arnaldo Carvalho de Melo <acme@...hat.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@...nel.org>
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
Cc: Ananth N Mavinakayanahalli <ananth@...ux.vnet.ibm.com>
Cc: Hemant Kumar <hemant@...ux.vnet.ibm.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/20160426090413.11891.95640.stgit@devbox
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.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;

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