4 #include <linux/types.h>
15 typedef int (*unwind_entry_cb_t)(struct unwind_entry *entry, void *arg);
17 #ifdef HAVE_DWARF_UNWIND_SUPPORT
18 int unwind__get_entries(unwind_entry_cb_t cb, void *arg,
19 struct thread *thread,
20 struct perf_sample *data, int max_stack);
21 /* libunwind specific */
22 #ifdef HAVE_LIBUNWIND_SUPPORT
23 int libunwind__arch_reg_id(int regnum);
24 int unwind__prepare_access(struct thread *thread);
25 void unwind__flush_access(struct thread *thread);
26 void unwind__finish_access(struct thread *thread);
28 static inline int unwind__prepare_access(struct thread *thread __maybe_unused)
33 static inline void unwind__flush_access(struct thread *thread __maybe_unused) {}
34 static inline void unwind__finish_access(struct thread *thread __maybe_unused) {}
38 unwind__get_entries(unwind_entry_cb_t cb __maybe_unused,
39 void *arg __maybe_unused,
40 struct thread *thread __maybe_unused,
41 struct perf_sample *data __maybe_unused,
42 int max_stack __maybe_unused)
47 static inline int unwind__prepare_access(struct thread *thread __maybe_unused)
52 static inline void unwind__flush_access(struct thread *thread __maybe_unused) {}
53 static inline void unwind__finish_access(struct thread *thread __maybe_unused) {}
54 #endif /* HAVE_DWARF_UNWIND_SUPPORT */
55 #endif /* __UNWIND_H */