[tip: perf/core] perf symbols: Add missing linux/refcount.h to symbol.h

[tip-bot2 for Arnaldo Carvalho de Melo]

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

Commit-ID:     c38fa94d188234f40fe3911b1a7650e056ef42ea
Gitweb:        https://git.kernel.org/tip/c38fa94d188234f40fe3911b1a7650e056ef42ea
Author:        Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate:    Fri, 30 Aug 2019 10:19:19 -03:00
Committer:     Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitterDate: Sat, 31 Aug 2019 22:19:28 -03:00

perf symbols: Add missing linux/refcount.h to symbol.h

We use refcount_t there, so we need that header or else it'll break when
we remove dso.h, that is from where it is getting that definition now...

Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Link: https://lkml.kernel.org/n/tip-5albrk0uve6x9cf6x3ebwpae@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/util/symbol.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index bcc0d84..22660c7 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -3,6 +3,7 @@
 #define __PERF_SYMBOL 1
 
 #include <linux/types.h>
+#include <linux/refcount.h>
 #include <stdbool.h>
 #include <stdint.h>
 #include <linux/list.h>