xref: /linux-6.15/include/linux/sched/jobctl.h (revision 564f7dfd)
1 #ifndef _LINUX_SCHED_JOBCTL_H
2 #define _LINUX_SCHED_JOBCTL_H
3 
4 #include <linux/types.h>
5 
6 struct task_struct;
7 
8 /*
9  * task->jobctl flags
10  */
11 #define JOBCTL_STOP_SIGMASK	0xffff	/* signr of the last group stop */
12 
13 #define JOBCTL_STOP_DEQUEUED_BIT 16	/* stop signal dequeued */
14 #define JOBCTL_STOP_PENDING_BIT	17	/* task should stop for group stop */
15 #define JOBCTL_STOP_CONSUME_BIT	18	/* consume group stop count */
16 #define JOBCTL_TRAP_STOP_BIT	19	/* trap for STOP */
17 #define JOBCTL_TRAP_NOTIFY_BIT	20	/* trap for NOTIFY */
18 #define JOBCTL_TRAPPING_BIT	21	/* switching to TRACED */
19 #define JOBCTL_LISTENING_BIT	22	/* ptracer is listening for events */
20 
21 #define JOBCTL_STOP_DEQUEUED	(1UL << JOBCTL_STOP_DEQUEUED_BIT)
22 #define JOBCTL_STOP_PENDING	(1UL << JOBCTL_STOP_PENDING_BIT)
23 #define JOBCTL_STOP_CONSUME	(1UL << JOBCTL_STOP_CONSUME_BIT)
24 #define JOBCTL_TRAP_STOP	(1UL << JOBCTL_TRAP_STOP_BIT)
25 #define JOBCTL_TRAP_NOTIFY	(1UL << JOBCTL_TRAP_NOTIFY_BIT)
26 #define JOBCTL_TRAPPING		(1UL << JOBCTL_TRAPPING_BIT)
27 #define JOBCTL_LISTENING	(1UL << JOBCTL_LISTENING_BIT)
28 
29 #define JOBCTL_TRAP_MASK	(JOBCTL_TRAP_STOP | JOBCTL_TRAP_NOTIFY)
30 #define JOBCTL_PENDING_MASK	(JOBCTL_STOP_PENDING | JOBCTL_TRAP_MASK)
31 
32 extern bool task_set_jobctl_pending(struct task_struct *task, unsigned long mask);
33 extern void task_clear_jobctl_trapping(struct task_struct *task);
34 extern void task_clear_jobctl_pending(struct task_struct *task, unsigned long mask);
35 
36 #endif /* _LINUX_SCHED_JOBCTL_H */
37