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-rw-r--r--tools/perf/util/branch.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/tools/perf/util/branch.h b/tools/perf/util/branch.h
index 06f66dad0b79..88e00d268f6f 100644
--- a/tools/perf/util/branch.h
+++ b/tools/perf/util/branch.h
@@ -1,8 +1,15 @@
#ifndef _PERF_BRANCH_H
#define _PERF_BRANCH_H 1
-
+/*
+ * The linux/stddef.h isn't need here, but is needed for __always_inline used
+ * in files included from uapi/linux/perf_event.h such as
+ * /usr/include/linux/swab.h and /usr/include/linux/byteorder/little_endian.h,
+ * detected in at least musl libc, used in Alpine Linux. -acme
+ */
#include <stdio.h>
#include <stdint.h>
+#include <linux/compiler.h>
+#include <linux/stddef.h>
#include <linux/perf_event.h>
#include <linux/types.h>