arch/sh/include/asm/unwinder.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _LINUX_UNWINDER_H
   3 #define _LINUX_UNWINDER_H
   4
   5 #include <asm/stacktrace.h>
   6
   7 struct unwinder {
   8         const char *name;
   9         struct list_head list;
  10         int rating;
  11         void (*dump)(struct task_struct *, struct pt_regs *,
  12                      unsigned long *, const struct stacktrace_ops *, void *);
  13 };
  14
  15 extern int unwinder_init(void);
  16 extern int unwinder_register(struct unwinder *);
  17
  18 extern void unwind_stack(struct task_struct *, struct pt_regs *,
  19                          unsigned long *, const struct stacktrace_ops *,
  20                          void *);
  21
  22 extern void stack_reader_dump(struct task_struct *, struct pt_regs *,
  23                               unsigned long *, const struct stacktrace_ops *,
  24                               void *);
  25
  26 /*
  27  * Used by fault handling code to signal to the unwinder code that it
  28  * should switch to a different unwinder.
  29  */
  30 extern int unwinder_faulted;
  31
  32 #endif /* _LINUX_UNWINDER_H */