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 */ 21 #define JOBCTL_TRAP_FREEZE_BIT 23 /* trap for cgroup freezer */ 22 #define JOBCTL_PTRACE_FROZEN_BIT 24 /* frozen for ptrace */ 23 24 #define JOBCTL_STOPPED_BIT 26 /* do_signal_stop() */ 25 #define JOBCTL_TRACED_BIT 27 /* ptrace_stop() */ 26 27 #define JOBCTL_STOP_DEQUEUED (1UL << JOBCTL_STOP_DEQUEUED_BIT) 28 #define JOBCTL_STOP_PENDING (1UL << JOBCTL_STOP_PENDING_BIT) 29 #define JOBCTL_STOP_CONSUME (1UL << JOBCTL_STOP_CONSUME_BIT) 30 #define JOBCTL_TRAP_STOP (1UL << JOBCTL_TRAP_STOP_BIT) 31 #define JOBCTL_TRAP_NOTIFY (1UL << JOBCTL_TRAP_NOTIFY_BIT) 32 #define JOBCTL_TRAPPING (1UL << JOBCTL_TRAPPING_BIT) 33 #define JOBCTL_LISTENING (1UL << JOBCTL_LISTENING_BIT) 34 #define JOBCTL_TRAP_FREEZE (1UL << JOBCTL_TRAP_FREEZE_BIT) 35 #define JOBCTL_PTRACE_FROZEN (1UL << JOBCTL_PTRACE_FROZEN_BIT) 36 37 #define JOBCTL_STOPPED (1UL << JOBCTL_STOPPED_BIT) 38 #define JOBCTL_TRACED (1UL << JOBCTL_TRACED_BIT) 39 40 #define JOBCTL_TRAP_MASK (JOBCTL_TRAP_STOP | JOBCTL_TRAP_NOTIFY) 41 #define JOBCTL_PENDING_MASK (JOBCTL_STOP_PENDING | JOBCTL_TRAP_MASK) 42 43 extern bool task_set_jobctl_pending(struct task_struct *task, unsigned long mask); 44 extern void task_clear_jobctl_trapping(struct task_struct *task); 45 extern void task_clear_jobctl_pending(struct task_struct *task, unsigned long mask); 46 47 #endif /* _LINUX_SCHED_JOBCTL_H */ 48