[tip:perf/core] perf bench futex: Add missing compiler.h header

[tip-bot for Arnaldo Carvalho de Melo]

Commit-ID:  86695f59c952031e5596f286773d76268f3e3aad
Gitweb:     http://git.kernel.org/tip/86695f59c952031e5596f286773d76268f3e3aad
Author:     Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Mon, 11 Jul 2016 10:05:52 -0300
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 12 Jul 2016 15:20:30 -0300

perf bench futex: Add missing compiler.h header

Since these files use __maybe_unused, and that is defined in
linux/compiler.h, include it.

Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Davidlohr Bueso <dbueso@xxxxxxx>
Cc: Hitoshi Mitake <mitake@xxxxxxxxxxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-1llbf59ut6xon6ti88jm0n9j@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/bench/futex-hash.c          | 1 +
 tools/perf/bench/futex-lock-pi.c       | 1 +
 tools/perf/bench/futex-requeue.c       | 1 +
 tools/perf/bench/futex-wake-parallel.c | 1 +
 tools/perf/bench/futex-wake.c          | 1 +
 5 files changed, 5 insertions(+)

diff --git a/tools/perf/bench/futex-hash.c b/tools/perf/bench/futex-hash.c
index caa9726..8024cd5 100644
--- a/tools/perf/bench/futex-hash.c
+++ b/tools/perf/bench/futex-hash.c
@@ -14,6 +14,7 @@
 #include <errno.h>
 #include <signal.h>
 #include <stdlib.h>
+#include <linux/compiler.h>
 #include <linux/kernel.h>
 #include <sys/time.h>
 
diff --git a/tools/perf/bench/futex-lock-pi.c b/tools/perf/bench/futex-lock-pi.c
index e2ba0d6..936d89d 100644
--- a/tools/perf/bench/futex-lock-pi.c
+++ b/tools/perf/bench/futex-lock-pi.c
@@ -8,6 +8,7 @@
 #include <signal.h>
 #include "../util/stat.h"
 #include <subcmd/parse-options.h>
+#include <linux/compiler.h>
 #include <linux/kernel.h>
 #include <errno.h>
 #include "bench.h"
diff --git a/tools/perf/bench/futex-requeue.c b/tools/perf/bench/futex-requeue.c
index 7eceb05..f96e22e 100644
--- a/tools/perf/bench/futex-requeue.c
+++ b/tools/perf/bench/futex-requeue.c
@@ -14,6 +14,7 @@
 #include <signal.h>
 #include "../util/stat.h"
 #include <subcmd/parse-options.h>
+#include <linux/compiler.h>
 #include <linux/kernel.h>
 #include <errno.h>
 #include "bench.h"
diff --git a/tools/perf/bench/futex-wake-parallel.c b/tools/perf/bench/futex-wake-parallel.c
index 8143b54..4a2ecd7 100644
--- a/tools/perf/bench/futex-wake-parallel.c
+++ b/tools/perf/bench/futex-wake-parallel.c
@@ -13,6 +13,7 @@
 #include <signal.h>
 #include "../util/stat.h"
 #include <subcmd/parse-options.h>
+#include <linux/compiler.h>
 #include <linux/kernel.h>
 #include <errno.h>
 #include "bench.h"
diff --git a/tools/perf/bench/futex-wake.c b/tools/perf/bench/futex-wake.c
index e978d56..87d8f4f 100644
--- a/tools/perf/bench/futex-wake.c
+++ b/tools/perf/bench/futex-wake.c
@@ -14,6 +14,7 @@
 #include <signal.h>
 #include "../util/stat.h"
 #include <subcmd/parse-options.h>
+#include <linux/compiler.h>
 #include <linux/kernel.h>
 #include <errno.h>
 #include "bench.h"