[tip: perf/core] perf metricgroup: Remove needless includes from metricgroup.h

[tip-bot2 for Arnaldo Carvalho de Melo]

The following commit has been merged into the perf/core branch of tip:

Commit-ID:     0b8026e8fb0ea3893caa2f1924a2c15fcf6760b3
Gitweb:        https://git.kernel.org/tip/0b8026e8fb0ea3893caa2f1924a2c15fcf6760b3
Author:        Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate:    Wed, 21 Aug 2019 10:54:14 -03:00
Committer:     Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitterDate: Thu, 22 Aug 2019 17:16:56 -03:00

perf metricgroup: Remove needless includes from metricgroup.h

There we need just some struct forward declarations, do that instead and
add the includes needed by metricgroup.c.

That should help with needless rebuilds when changing the removed
headers from metricgroup.h.

Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Link: https://lkml.kernel.org/n/tip-1fkskjws6imir2hhztqhdyb0@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/util/metricgroup.c |  3 ++-
 tools/perf/util/metricgroup.h | 13 ++++++++-----
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c
index fdb0d1c..aaf5544 100644
--- a/tools/perf/util/metricgroup.c
+++ b/tools/perf/util/metricgroup.c
@@ -7,18 +7,19 @@
 
 #include "metricgroup.h"
 #include "evlist.h"
+#include "evsel.h"
 #include "strbuf.h"
 #include "pmu.h"
 #include "expr.h"
 #include "rblist.h"
 #include <string.h>
-#include <stdbool.h>
 #include <errno.h>
 #include "pmu-events/pmu-events.h"
 #include "strlist.h"
 #include <assert.h>
 #include <linux/ctype.h>
 #include <linux/zalloc.h>
+#include <subcmd/parse-options.h>
 
 struct metric_event *metricgroup__lookup(struct rblist *metric_events,
 					 struct evsel *evsel,
diff --git a/tools/perf/util/metricgroup.h b/tools/perf/util/metricgroup.h
index 500e828..e5092f6 100644
--- a/tools/perf/util/metricgroup.h
+++ b/tools/perf/util/metricgroup.h
@@ -1,11 +1,14 @@
+// SPDX-License-Identifier: GPL-2.0-only
 #ifndef METRICGROUP_H
 #define METRICGROUP_H 1
 
-#include "linux/list.h"
-#include "rblist.h"
-#include <subcmd/parse-options.h>
-#include "evlist.h"
-#include "strbuf.h"
+#include <linux/list.h>
+#include <linux/rbtree.h>
+#include <stdbool.h>
+
+struct evsel;
+struct option;
+struct rblist;
 
 struct metric_event {
 	struct rb_node nd;