From 5d4da30f76b96682dfefbe34717b7c0bf69ffc74 Mon Sep 17 00:00:00 2001
From: Riccardo Mancini <rickyman7@gmail.com>
Date: Sat, 21 Aug 2021 11:19:11 +0200
Subject: perf mmap: Add missing bitops.h header

MMAP_CPU_MASK_BYTES uses the BITS_TO_LONGS macro, which is defined in
linux/bitops.h.

However, this header is not included directly, but gets imported
indirectly in files using the macro.

This patch adds the missing include.

Signed-off-by: Riccardo Mancini <rickyman7@gmail.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/c5b91ee432a2e28e7f16337c740b43b4d0b0e86c.1629490974.git.rickyman7@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/mmap.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h
index 9d5f589f02ae..af33118354dd 100644
--- a/tools/perf/util/mmap.h
+++ b/tools/perf/util/mmap.h
@@ -6,6 +6,7 @@
 #include <linux/refcount.h>
 #include <linux/types.h>
 #include <linux/ring_buffer.h>
+#include <linux/bitops.h>
 #include <stdbool.h>
 #include <pthread.h> // for cpu_set_t
 #ifdef HAVE_AIO_SUPPORT
-- 
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