| /* |
| * Copyright (C) 2012 ARM Ltd. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| */ |
| #ifndef __ASM_STACKTRACE_H |
| #define __ASM_STACKTRACE_H |
| |
| struct task_struct; |
| |
| struct stackframe { |
| unsigned long fp; |
| unsigned long sp; |
| unsigned long pc; |
| #ifdef CONFIG_FUNCTION_GRAPH_TRACER |
| unsigned int graph; |
| #endif |
| }; |
| |
| extern int unwind_frame(struct task_struct *tsk, struct stackframe *frame); |
| extern void walk_stackframe(struct task_struct *tsk, struct stackframe *frame, |
| int (*fn)(struct stackframe *, void *), void *data); |
| |
| #endif /* __ASM_STACKTRACE_H */ |
