1 files changed, 16 insertions, 1 deletions
diff --git a/tools/perf/util/branch.h b/tools/perf/util/branch.h
index 64f96b79f1d7..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>
 
@@ -16,6 +23,14 @@ struct branch_flags {
 	u64 reserved:40;
 };
 
+struct branch_info {
+	struct addr_map_symbol from;
+	struct addr_map_symbol to;
+	struct branch_flags    flags;
+	char		       *srcline_from;
+	char		       *srcline_to;
+};
+
 struct branch_entry {
 	u64			from;
 	u64			to;