1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _LINUX_SCHED_JOBCTL_H
3#define _LINUX_SCHED_JOBCTL_H
4
5#include <linux/types.h>
6
7struct task_struct;
8
9/*
10 * task->jobctl flags
11 */
12#define JOBCTL_STOP_SIGMASK 0xffff /* signr of the last group stop */
13
14#define JOBCTL_STOP_DEQUEUED_BIT 16 /* stop signal dequeued */
15#define JOBCTL_STOP_PENDING_BIT 17 /* task should stop for group stop */
16#define JOBCTL_STOP_CONSUME_BIT 18 /* consume group stop count */
17#define JOBCTL_TRAP_STOP_BIT 19 /* trap for STOP */
18#define JOBCTL_TRAP_NOTIFY_BIT 20 /* trap for NOTIFY */
19#define JOBCTL_TRAPPING_BIT 21 /* switching to TRACED */
20#define JOBCTL_LISTENING_BIT 22 /* ptracer is listening for events */
21
22#define JOBCTL_STOP_DEQUEUED (1UL << JOBCTL_STOP_DEQUEUED_BIT)
23#define JOBCTL_STOP_PENDING (1UL << JOBCTL_STOP_PENDING_BIT)
24#define JOBCTL_STOP_CONSUME (1UL << JOBCTL_STOP_CONSUME_BIT)
25#define JOBCTL_TRAP_STOP (1UL << JOBCTL_TRAP_STOP_BIT)
26#define JOBCTL_TRAP_NOTIFY (1UL << JOBCTL_TRAP_NOTIFY_BIT)
27#define JOBCTL_TRAPPING (1UL << JOBCTL_TRAPPING_BIT)
28#define JOBCTL_LISTENING (1UL << JOBCTL_LISTENING_BIT)
29
30#define JOBCTL_TRAP_MASK (JOBCTL_TRAP_STOP | JOBCTL_TRAP_NOTIFY)
31#define JOBCTL_PENDING_MASK (JOBCTL_STOP_PENDING | JOBCTL_TRAP_MASK)
32
33extern bool task_set_jobctl_pending(struct task_struct *task, unsigned long mask);
34extern void task_clear_jobctl_trapping(struct task_struct *task);
35extern void task_clear_jobctl_pending(struct task_struct *task, unsigned long mask);
36
37#endif /* _LINUX_SCHED_JOBCTL_H */
38