| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [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. |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 9 | */ |
| 10 | |
| 11 | #ifndef _LINUX_STACKDEPOT_H |
| 12 | #define _LINUX_STACKDEPOT_H |
| 13 | |
| 14 | typedef u32 depot_stack_handle_t; |
| 15 | |
| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 16 | depot_stack_handle_t stack_depot_save(unsigned long *entries, |
| 17 | unsigned int nr_entries, gfp_t gfp_flags); |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 18 | |
| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 19 | unsigned int stack_depot_fetch(depot_stack_handle_t handle, |
| 20 | unsigned long **entries); |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 21 | |
| 22 | #endif |