linux-kernel - [tip:perf/core] perf record: Move machine variable down the function

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Date:   Fri, 9 Mar 2018 00:52:53 -0800
From:   tip-bot for Jiri Olsa <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     acme@...hat.com, tglx@...utronix.de, hpa@...or.com,
        peterz@...radead.org, dsahern@...il.com, mingo@...nel.org,
        linux-kernel@...r.kernel.org, alexander.shishkin@...ux.intel.com,
        namhyung@...nel.org, jolsa@...nel.org
Subject: [tip:perf/core] perf record: Move machine variable down the
 function

Commit-ID:  20a8a3cf90215cebd916048e51a5bfa6c3707778
Gitweb:     https://git.kernel.org/tip/20a8a3cf90215cebd916048e51a5bfa6c3707778
Author:     Jiri Olsa <jolsa@...nel.org>
AuthorDate: Wed, 7 Mar 2018 16:50:04 +0100
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Thu, 8 Mar 2018 11:30:42 -0300

perf record: Move machine variable down the function

It's used far more down to be declared on the top of the __cmd_record.

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/20180307155020.32613-4-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/builtin-record.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 753ffcecf254..31d4d70e2f6a 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -854,7 +854,6 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
 	int status = 0;
 	unsigned long waking = 0;
 	const bool forks = argc > 0;
-	struct machine *machine;
 	struct perf_tool *tool = &rec->tool;
 	struct record_opts *opts = &rec->opts;
 	struct perf_data *data = &rec->data;
@@ -959,8 +958,6 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
 		goto out_child;
 	}
 
-	machine = &session->machines.host;
-
 	err = record__synthesize(rec, false);
 	if (err < 0)
 		goto out_child;
@@ -988,6 +985,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
 	 * Let the child rip
 	 */
 	if (forks) {
+		struct machine *machine = &session->machines.host;
 		union perf_event *event;
 		pid_t tgid;