247 #define __set_task_state(tsk, state_value)			\  argument
249 		(tsk)->task_state_change = _THIS_IP_;		\
250 		(tsk)->state = (state_value);			\
252 #define set_task_state(tsk, state_value)			\  argument
254 		(tsk)->task_state_change = _THIS_IP_;		\
255 		set_mb((tsk)->state, (state_value));		\
282 #define __set_task_state(tsk, state_value)		\  argument
283 	do { (tsk)->state = (state_value); } while (0)
284 #define set_task_state(tsk, state_value)		\  argument
285 	set_mb((tsk)->state, (state_value))
1731 #define tsk_cpus_allowed(tsk) (&(tsk)->cpus_allowed)  argument
1811 static inline pid_t task_pid_nr(struct task_struct *tsk)  in task_pid_nr()  argument
1813 	return tsk->pid;  in task_pid_nr()
1816 static inline pid_t task_pid_nr_ns(struct task_struct *tsk,  in task_pid_nr_ns()  argument
1819 	return __task_pid_nr_ns(tsk, PIDTYPE_PID, ns);  in task_pid_nr_ns()
1822 static inline pid_t task_pid_vnr(struct task_struct *tsk)  in task_pid_vnr()  argument
1824 	return __task_pid_nr_ns(tsk, PIDTYPE_PID, NULL);  in task_pid_vnr()
1828 static inline pid_t task_tgid_nr(struct task_struct *tsk)  in task_tgid_nr()  argument
1830 	return tsk->tgid;  in task_tgid_nr()
1833 pid_t task_tgid_nr_ns(struct task_struct *tsk, struct pid_namespace *ns);
1835 static inline pid_t task_tgid_vnr(struct task_struct *tsk)  in task_tgid_vnr()  argument
1837 	return pid_vnr(task_tgid(tsk));  in task_tgid_vnr()
1842 static inline pid_t task_ppid_nr_ns(const struct task_struct *tsk, struct pid_namespace *ns)  in task_ppid_nr_ns()  argument
1847 	if (pid_alive(tsk))  in task_ppid_nr_ns()
1848 		pid = task_tgid_nr_ns(rcu_dereference(tsk->real_parent), ns);  in task_ppid_nr_ns()
1854 static inline pid_t task_ppid_nr(const struct task_struct *tsk)  in task_ppid_nr()  argument
1856 	return task_ppid_nr_ns(tsk, &init_pid_ns);  in task_ppid_nr()
1859 static inline pid_t task_pgrp_nr_ns(struct task_struct *tsk,  in task_pgrp_nr_ns()  argument
1862 	return __task_pid_nr_ns(tsk, PIDTYPE_PGID, ns);  in task_pgrp_nr_ns()
1865 static inline pid_t task_pgrp_vnr(struct task_struct *tsk)  in task_pgrp_vnr()  argument
1867 	return __task_pid_nr_ns(tsk, PIDTYPE_PGID, NULL);  in task_pgrp_vnr()
1871 static inline pid_t task_session_nr_ns(struct task_struct *tsk,  in task_session_nr_ns()  argument
1874 	return __task_pid_nr_ns(tsk, PIDTYPE_SID, ns);  in task_session_nr_ns()
1877 static inline pid_t task_session_vnr(struct task_struct *tsk)  in task_session_vnr()  argument
1879 	return __task_pid_nr_ns(tsk, PIDTYPE_SID, NULL);  in task_session_vnr()
1883 static inline pid_t task_pgrp_nr(struct task_struct *tsk)  in task_pgrp_nr()  argument
1885 	return task_pgrp_nr_ns(tsk, &init_pid_ns);  in task_pgrp_nr()
1911 static inline int is_global_init(struct task_struct *tsk)  in is_global_init()  argument
1913 	return tsk->pid == 1;  in is_global_init()
1918 extern void free_task(struct task_struct *tsk);
1919 #define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0)  argument
2356 extern int wake_up_state(struct task_struct *tsk, unsigned int state);
2357 extern int wake_up_process(struct task_struct *tsk);
2358 extern void wake_up_new_task(struct task_struct *tsk);
2360  extern void kick_process(struct task_struct *tsk);
2362  static inline void kick_process(struct task_struct *tsk) { }  in kick_process()  argument
2372 extern int dequeue_signal(struct task_struct *tsk, sigset_t *mask, siginfo_t *info);
2374 static inline int dequeue_signal_lock(struct task_struct *tsk, sigset_t *mask, siginfo_t *info)  in dequeue_signal_lock()  argument
2379 	spin_lock_irqsave(&tsk->sighand->siglock, flags);  in dequeue_signal_lock()
2380 	ret = dequeue_signal(tsk, mask, info);  in dequeue_signal_lock()
2381 	spin_unlock_irqrestore(&tsk->sighand->siglock, flags);  in dequeue_signal_lock()
2517 extern void __set_task_comm(struct task_struct *tsk, const char *from, bool exec);
2518 static inline void set_task_comm(struct task_struct *tsk, const char *from)  in set_task_comm()  argument
2520 	__set_task_comm(tsk, from, false);  in set_task_comm()
2522 extern char *get_task_comm(char *to, struct task_struct *tsk);
2564 static inline int get_nr_threads(struct task_struct *tsk)  in get_nr_threads()  argument
2566 	return tsk->signal->nr_threads;  in get_nr_threads()
2625 extern struct sighand_struct *__lock_task_sighand(struct task_struct *tsk,
2628 static inline struct sighand_struct *lock_task_sighand(struct task_struct *tsk,  in lock_task_sighand()  argument
2633 	ret = __lock_task_sighand(tsk, flags);  in lock_task_sighand()
2634 	(void)__cond_lock(&tsk->sighand->siglock, ret);  in lock_task_sighand()
2638 static inline void unlock_task_sighand(struct task_struct *tsk,  in unlock_task_sighand()  argument
2641 	spin_unlock_irqrestore(&tsk->sighand->siglock, *flags);  in unlock_task_sighand()
2645 static inline void threadgroup_change_begin(struct task_struct *tsk)  in threadgroup_change_begin()  argument
2647 	down_read(&tsk->signal->group_rwsem);  in threadgroup_change_begin()
2649 static inline void threadgroup_change_end(struct task_struct *tsk)  in threadgroup_change_end()  argument
2651 	up_read(&tsk->signal->group_rwsem);  in threadgroup_change_end()
2670 static inline void threadgroup_lock(struct task_struct *tsk)  in threadgroup_lock()  argument
2672 	down_write(&tsk->signal->group_rwsem);  in threadgroup_lock()
2681 static inline void threadgroup_unlock(struct task_struct *tsk)  in threadgroup_unlock()  argument
2683 	up_write(&tsk->signal->group_rwsem);  in threadgroup_unlock()
2686 static inline void threadgroup_change_begin(struct task_struct *tsk) {}  in threadgroup_change_begin()  argument
2687 static inline void threadgroup_change_end(struct task_struct *tsk) {}  in threadgroup_change_end()  argument
2688 static inline void threadgroup_lock(struct task_struct *tsk) {}  in threadgroup_lock()  argument
2689 static inline void threadgroup_unlock(struct task_struct *tsk) {}  in threadgroup_unlock()  argument
2746 extern void set_task_stack_end_magic(struct task_struct *tsk);
2751 static inline void set_tsk_thread_flag(struct task_struct *tsk, int flag)  in set_tsk_thread_flag()  argument
2753 	set_ti_thread_flag(task_thread_info(tsk), flag);  in set_tsk_thread_flag()
2756 static inline void clear_tsk_thread_flag(struct task_struct *tsk, int flag)  in clear_tsk_thread_flag()  argument
2758 	clear_ti_thread_flag(task_thread_info(tsk), flag);  in clear_tsk_thread_flag()
2761 static inline int test_and_set_tsk_thread_flag(struct task_struct *tsk, int flag)  in test_and_set_tsk_thread_flag()  argument
2763 	return test_and_set_ti_thread_flag(task_thread_info(tsk), flag);  in test_and_set_tsk_thread_flag()
2766 static inline int test_and_clear_tsk_thread_flag(struct task_struct *tsk, int flag)  in test_and_clear_tsk_thread_flag()  argument
2768 	return test_and_clear_ti_thread_flag(task_thread_info(tsk), flag);  in test_and_clear_tsk_thread_flag()
2771 static inline int test_tsk_thread_flag(struct task_struct *tsk, int flag)  in test_tsk_thread_flag()  argument
2773 	return test_ti_thread_flag(task_thread_info(tsk), flag);  in test_tsk_thread_flag()
2776 static inline void set_tsk_need_resched(struct task_struct *tsk)  in set_tsk_need_resched()  argument
2778 	set_tsk_thread_flag(tsk,TIF_NEED_RESCHED);  in set_tsk_need_resched()
2781 static inline void clear_tsk_need_resched(struct task_struct *tsk)  in clear_tsk_need_resched()  argument
2783 	clear_tsk_thread_flag(tsk,TIF_NEED_RESCHED);  in clear_tsk_need_resched()
2786 static inline int test_tsk_need_resched(struct task_struct *tsk)  in test_tsk_need_resched()  argument
2788 	return unlikely(test_tsk_thread_flag(tsk,TIF_NEED_RESCHED));  in test_tsk_need_resched()
2957 void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times);
2958 void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times);
3023 					struct task_struct *tsk);
3026 static inline void add_rchar(struct task_struct *tsk, ssize_t amt)  in add_rchar()  argument
3028 	tsk->ioac.rchar += amt;  in add_rchar()
3031 static inline void add_wchar(struct task_struct *tsk, ssize_t amt)  in add_wchar()  argument
3033 	tsk->ioac.wchar += amt;  in add_wchar()
3036 static inline void inc_syscr(struct task_struct *tsk)  in inc_syscr()  argument
3038 	tsk->ioac.syscr++;  in inc_syscr()
3041 static inline void inc_syscw(struct task_struct *tsk)  in inc_syscw()  argument
3043 	tsk->ioac.syscw++;  in inc_syscw()
3046 static inline void add_rchar(struct task_struct *tsk, ssize_t amt)  in add_rchar()  argument
3050 static inline void add_wchar(struct task_struct *tsk, ssize_t amt)  in add_wchar()  argument
3054 static inline void inc_syscr(struct task_struct *tsk)  in inc_syscr()  argument
3058 static inline void inc_syscw(struct task_struct *tsk)  in inc_syscw()  argument
3064 #define TASK_SIZE_OF(tsk)	TASK_SIZE  argument
3075 static inline unsigned long task_rlimit(const struct task_struct *tsk,  in task_rlimit()  argument
3078 	return ACCESS_ONCE(tsk->signal->rlim[limit].rlim_cur);  in task_rlimit()
3081 static inline unsigned long task_rlimit_max(const struct task_struct *tsk,  in task_rlimit_max()  argument
3084 	return ACCESS_ONCE(tsk->signal->rlim[limit].rlim_max);  in task_rlimit_max()