--- zzzz-none-000/linux-3.10.107/tools/perf/util/perf_regs.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/tools/perf/util/perf_regs.h	2021-02-04 17:41:59.000000000 +0000
@@ -1,14 +1,39 @@
 #ifndef __PERF_REGS_H
 #define __PERF_REGS_H
 
-#ifdef HAVE_PERF_REGS
+#include <linux/types.h>
+#include <linux/compiler.h>
+
+struct regs_dump;
+
+struct sample_reg {
+	const char *name;
+	uint64_t mask;
+};
+#define SMPL_REG(n, b) { .name = #n, .mask = 1ULL << (b) }
+#define SMPL_REG_END { .name = NULL }
+
+extern const struct sample_reg sample_reg_masks[];
+
+#ifdef HAVE_PERF_REGS_SUPPORT
 #include <perf_regs.h>
+
+int perf_reg_value(u64 *valp, struct regs_dump *regs, int id);
+
 #else
 #define PERF_REGS_MASK	0
+#define PERF_REGS_MAX	0
 
 static inline const char *perf_reg_name(int id __maybe_unused)
 {
 	return NULL;
 }
-#endif /* HAVE_PERF_REGS */
+
+static inline int perf_reg_value(u64 *valp __maybe_unused,
+				 struct regs_dump *regs __maybe_unused,
+				 int id __maybe_unused)
+{
+	return 0;
+}
+#endif /* HAVE_PERF_REGS_SUPPORT */
 #endif /* __PERF_REGS_H */