| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 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 | |
| 7 | struct 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 */ |
| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 21 | #define JOBCTL_TRAP_FREEZE_BIT 23 /* trap for cgroup freezer */ |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 22 | |
| 23 | #define JOBCTL_STOP_DEQUEUED (1UL << JOBCTL_STOP_DEQUEUED_BIT) |
| 24 | #define JOBCTL_STOP_PENDING (1UL << JOBCTL_STOP_PENDING_BIT) |
| 25 | #define JOBCTL_STOP_CONSUME (1UL << JOBCTL_STOP_CONSUME_BIT) |
| 26 | #define JOBCTL_TRAP_STOP (1UL << JOBCTL_TRAP_STOP_BIT) |
| 27 | #define JOBCTL_TRAP_NOTIFY (1UL << JOBCTL_TRAP_NOTIFY_BIT) |
| 28 | #define JOBCTL_TRAPPING (1UL << JOBCTL_TRAPPING_BIT) |
| 29 | #define JOBCTL_LISTENING (1UL << JOBCTL_LISTENING_BIT) |
| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 30 | #define JOBCTL_TRAP_FREEZE (1UL << JOBCTL_TRAP_FREEZE_BIT) |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 31 | |
| 32 | #define JOBCTL_TRAP_MASK (JOBCTL_TRAP_STOP | JOBCTL_TRAP_NOTIFY) |
| 33 | #define JOBCTL_PENDING_MASK (JOBCTL_STOP_PENDING | JOBCTL_TRAP_MASK) |
| 34 | |
| 35 | extern bool task_set_jobctl_pending(struct task_struct *task, unsigned long mask); |
| 36 | extern void task_clear_jobctl_trapping(struct task_struct *task); |
| 37 | extern void task_clear_jobctl_pending(struct task_struct *task, unsigned long mask); |
| 38 | |
| 39 | #endif /* _LINUX_SCHED_JOBCTL_H */ |