LXR linux/arch/arm64/include/asm/stacktrace.h

   1/*
   2 * Copyright (C) 2012 ARM Ltd.
   3 *
   4 * This program is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License version 2 as
   6 * published by the Free Software Foundation.
   7 *
   8 * This program is distributed in the hope that it will be useful,
   9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 * GNU General Public License for more details.
  12 *
  13 * You should have received a copy of the GNU General Public License
  14 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15 */
  16#ifndef __ASM_STACKTRACE_H
  17#define __ASM_STACKTRACE_H
  18
  19struct stackframe {
  20        unsigned long fp;
  21        unsigned long sp;
  22        unsigned long pc;
  23};
  24
  25extern int unwind_frame(struct stackframe *frame);
  26extern void walk_stackframe(struct stackframe *frame,
  27                            int (*fn)(struct stackframe *, void *), void *data);
  28
  29#endif  /* __ASM_STACKTRACE_H */
  30