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-rw-r--r--tools/perf/util/unwind-libdw.h27
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diff --git a/tools/perf/util/unwind-libdw.h b/tools/perf/util/unwind-libdw.h
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+++ b/tools/perf/util/unwind-libdw.h
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+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __PERF_UNWIND_LIBDW_H
+#define __PERF_UNWIND_LIBDW_H
+
+#include <elfutils/libdwfl.h>
+#include "unwind.h"
+
+struct machine;
+struct perf_sample;
+struct thread;
+
+bool libdw__arch_set_initial_registers(Dwfl_Thread *thread, void *arg);
+
+struct unwind_info {
+ Dwfl *dwfl;
+ struct perf_sample *sample;
+ struct machine *machine;
+ struct thread *thread;
+ unwind_entry_cb_t cb;
+ void *arg;
+ int max_stack;
+ int idx;
+ bool best_effort;
+ struct unwind_entry entries[];
+};
+
+#endif /* __PERF_UNWIND_LIBDW_H */