38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
|
/*
|
||
|
|
* A generic stack depot implementation
|
||
|
|
*
|
||
|
|
* Author: Alexander Potapenko <glider@google.com>
|
||
|
|
* Copyright (C) 2016 Google, Inc.
|
||
|
|
*
|
||
|
|
* Based on code by Dmitry Chernenkov.
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License as published by
|
||
|
|
* the Free Software Foundation; either version 2 of the License, or
|
||
|
|
* (at your option) any later version.
|
||
|
|
*
|
||
|
|
* 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.
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _LINUX_STACKDEPOT_H
|
||
|
|
#define _LINUX_STACKDEPOT_H
|
||
|
|
|
||
|
|
typedef u32 depot_stack_handle_t;
|
||
|
|
|
||
|
|
struct stack_trace;
|
||
|
|
|
||
|
|
depot_stack_handle_t depot_save_stack(struct stack_trace *trace, gfp_t flags);
|
||
|
|
|
||
|
|
void depot_fetch_stack(depot_stack_handle_t handle, struct stack_trace *trace);
|
||
|
|
#ifdef CONFIG_PAGE_OWNER
|
||
|
|
void depot_hit_stack(depot_stack_handle_t handle, struct stack_trace *trace,
|
||
|
|
int cnt);
|
||
|
|
void show_max_hit_page(void);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|