| Thomas Gleixner | c942fdd | 2019-05-27 08:55:06 +0200 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| Alexander Potapenko | cd11016 | 2016-03-25 14:22:08 -0700 | [diff] [blame] | 2 | /* |
| 3 | * A generic stack depot implementation |
| 4 | * |
| 5 | * Author: Alexander Potapenko <glider@google.com> |
| 6 | * Copyright (C) 2016 Google, Inc. |
| 7 | * |
| 8 | * Based on code by Dmitry Chernenkov. |
| Alexander Potapenko | cd11016 | 2016-03-25 14:22:08 -0700 | [diff] [blame] | 9 | */ |
| 10 | |
| 11 | #ifndef _LINUX_STACKDEPOT_H |
| 12 | #define _LINUX_STACKDEPOT_H |
| 13 | |
| 14 | typedef u32 depot_stack_handle_t; |
| 15 | |
| Thomas Gleixner | c0cfc337 | 2019-04-25 11:44:56 +0200 | [diff] [blame] | 16 | depot_stack_handle_t stack_depot_save(unsigned long *entries, |
| 17 | unsigned int nr_entries, gfp_t gfp_flags); |
| Alexander Potapenko | cd11016 | 2016-03-25 14:22:08 -0700 | [diff] [blame] | 18 | |
| Thomas Gleixner | c0cfc337 | 2019-04-25 11:44:56 +0200 | [diff] [blame] | 19 | unsigned int stack_depot_fetch(depot_stack_handle_t handle, |
| 20 | unsigned long **entries); |
| Alexander Potapenko | cd11016 | 2016-03-25 14:22:08 -0700 | [diff] [blame] | 21 | |
| 22 | #endif |