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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Copyright (C) 2019-2021 Intel Corporation
4 */
5#ifndef _UM_TIME_TRAVEL_H_
6#define _UM_TIME_TRAVEL_H_
7
8enum time_travel_mode {
9 TT_MODE_OFF,
10 TT_MODE_BASIC,
11 TT_MODE_INFCPU,
12 TT_MODE_EXTERNAL,
13};
14
15#if IS_ENABLED(CONFIG_UML_TIME_TRAVEL_SUPPORT)
16extern enum time_travel_mode time_travel_mode;
17extern int time_travel_should_print_bc_msg;
18#else
19#define time_travel_mode TT_MODE_OFF
20#define time_travel_should_print_bc_msg 0
21#endif /* CONFIG_UML_TIME_TRAVEL_SUPPORT */
22
23void _time_travel_print_bc_msg(void);
24static inline void time_travel_print_bc_msg(void)
25{
26 if (time_travel_should_print_bc_msg)
27 _time_travel_print_bc_msg();
28}
29
30#endif /* _UM_TIME_TRAVEL_H_ */