256 #define __set_task_state(tsk, state_value)			\  argument
258 		(tsk)->task_state_change = _THIS_IP_;		\
259 		(tsk)->state = (state_value);			\
261 #define set_task_state(tsk, state_value)			\  argument
263 		(tsk)->task_state_change = _THIS_IP_;		\
264 		smp_store_mb((tsk)->state, (state_value));		\
291 #define __set_task_state(tsk, state_value)		\  argument
292 	do { (tsk)->state = (state_value); } while (0)
293 #define set_task_state(tsk, state_value)		\  argument
294 	smp_store_mb((tsk)->state, (state_value))
1835 #define tsk_cpus_allowed(tsk) (&(tsk)->cpus_allowed)  argument
1915 static inline pid_t task_pid_nr(struct task_struct *tsk)  in task_pid_nr()  argument
1917 	return tsk->pid;  in task_pid_nr()
1920 static inline pid_t task_pid_nr_ns(struct task_struct *tsk,  in task_pid_nr_ns()  argument
1923 	return __task_pid_nr_ns(tsk, PIDTYPE_PID, ns);  in task_pid_nr_ns()
1926 static inline pid_t task_pid_vnr(struct task_struct *tsk)  in task_pid_vnr()  argument
1928 	return __task_pid_nr_ns(tsk, PIDTYPE_PID, NULL);  in task_pid_vnr()
1932 static inline pid_t task_tgid_nr(struct task_struct *tsk)  in task_tgid_nr()  argument
1934 	return tsk->tgid;  in task_tgid_nr()
1937 pid_t task_tgid_nr_ns(struct task_struct *tsk, struct pid_namespace *ns);
1939 static inline pid_t task_tgid_vnr(struct task_struct *tsk)  in task_tgid_vnr()  argument
1941 	return pid_vnr(task_tgid(tsk));  in task_tgid_vnr()
1946 static inline pid_t task_ppid_nr_ns(const struct task_struct *tsk, struct pid_namespace *ns)  in task_ppid_nr_ns()  argument
1951 	if (pid_alive(tsk))  in task_ppid_nr_ns()
1952 		pid = task_tgid_nr_ns(rcu_dereference(tsk->real_parent), ns);  in task_ppid_nr_ns()
1958 static inline pid_t task_ppid_nr(const struct task_struct *tsk)  in task_ppid_nr()  argument
1960 	return task_ppid_nr_ns(tsk, &init_pid_ns);  in task_ppid_nr()
1963 static inline pid_t task_pgrp_nr_ns(struct task_struct *tsk,  in task_pgrp_nr_ns()  argument
1966 	return __task_pid_nr_ns(tsk, PIDTYPE_PGID, ns);  in task_pgrp_nr_ns()
1969 static inline pid_t task_pgrp_vnr(struct task_struct *tsk)  in task_pgrp_vnr()  argument
1971 	return __task_pid_nr_ns(tsk, PIDTYPE_PGID, NULL);  in task_pgrp_vnr()
1975 static inline pid_t task_session_nr_ns(struct task_struct *tsk,  in task_session_nr_ns()  argument
1978 	return __task_pid_nr_ns(tsk, PIDTYPE_SID, ns);  in task_session_nr_ns()
1981 static inline pid_t task_session_vnr(struct task_struct *tsk)  in task_session_vnr()  argument
1983 	return __task_pid_nr_ns(tsk, PIDTYPE_SID, NULL);  in task_session_vnr()
1987 static inline pid_t task_pgrp_nr(struct task_struct *tsk)  in task_pgrp_nr()  argument
1989 	return task_pgrp_nr_ns(tsk, &init_pid_ns);  in task_pgrp_nr()
2016 static inline int is_global_init(struct task_struct *tsk)  in is_global_init()  argument
2018 	return task_tgid_nr(tsk) == 1;  in is_global_init()
2023 extern void free_task(struct task_struct *tsk);
2024 #define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0)  argument
2454 extern int wake_up_state(struct task_struct *tsk, unsigned int state);
2455 extern int wake_up_process(struct task_struct *tsk);
2456 extern void wake_up_new_task(struct task_struct *tsk);
2458  extern void kick_process(struct task_struct *tsk);
2460  static inline void kick_process(struct task_struct *tsk) { }  in kick_process()  argument
2469 extern int dequeue_signal(struct task_struct *tsk, sigset_t *mask, siginfo_t *info);
2473 	struct task_struct *tsk = current;  in kernel_dequeue_signal()  local
2477 	spin_lock_irq(&tsk->sighand->siglock);  in kernel_dequeue_signal()
2478 	ret = dequeue_signal(tsk, &tsk->blocked, info ?: &__info);  in kernel_dequeue_signal()
2479 	spin_unlock_irq(&tsk->sighand->siglock);  in kernel_dequeue_signal()
2637 extern void __set_task_comm(struct task_struct *tsk, const char *from, bool exec);
2638 static inline void set_task_comm(struct task_struct *tsk, const char *from)  in set_task_comm()  argument
2640 	__set_task_comm(tsk, from, false);  in set_task_comm()
2642 extern char *get_task_comm(char *to, struct task_struct *tsk);
2687 static inline int get_nr_threads(struct task_struct *tsk)  in get_nr_threads()  argument
2689 	return tsk->signal->nr_threads;  in get_nr_threads()
2748 extern struct sighand_struct *__lock_task_sighand(struct task_struct *tsk,
2751 static inline struct sighand_struct *lock_task_sighand(struct task_struct *tsk,  in lock_task_sighand()  argument
2756 	ret = __lock_task_sighand(tsk, flags);  in lock_task_sighand()
2757 	(void)__cond_lock(&tsk->sighand->siglock, ret);  in lock_task_sighand()
2761 static inline void unlock_task_sighand(struct task_struct *tsk,  in unlock_task_sighand()  argument
2764 	spin_unlock_irqrestore(&tsk->sighand->siglock, *flags);  in unlock_task_sighand()
2778 static inline void threadgroup_change_begin(struct task_struct *tsk)  in threadgroup_change_begin()  argument
2781 	cgroup_threadgroup_change_begin(tsk);  in threadgroup_change_begin()
2790 static inline void threadgroup_change_end(struct task_struct *tsk)  in threadgroup_change_end()  argument
2792 	cgroup_threadgroup_change_end(tsk);  in threadgroup_change_end()
2849 extern void set_task_stack_end_magic(struct task_struct *tsk);
2854 static inline void set_tsk_thread_flag(struct task_struct *tsk, int flag)  in set_tsk_thread_flag()  argument
2856 	set_ti_thread_flag(task_thread_info(tsk), flag);  in set_tsk_thread_flag()
2859 static inline void clear_tsk_thread_flag(struct task_struct *tsk, int flag)  in clear_tsk_thread_flag()  argument
2861 	clear_ti_thread_flag(task_thread_info(tsk), flag);  in clear_tsk_thread_flag()
2864 static inline int test_and_set_tsk_thread_flag(struct task_struct *tsk, int flag)  in test_and_set_tsk_thread_flag()  argument
2866 	return test_and_set_ti_thread_flag(task_thread_info(tsk), flag);  in test_and_set_tsk_thread_flag()
2869 static inline int test_and_clear_tsk_thread_flag(struct task_struct *tsk, int flag)  in test_and_clear_tsk_thread_flag()  argument
2871 	return test_and_clear_ti_thread_flag(task_thread_info(tsk), flag);  in test_and_clear_tsk_thread_flag()
2874 static inline int test_tsk_thread_flag(struct task_struct *tsk, int flag)  in test_tsk_thread_flag()  argument
2876 	return test_ti_thread_flag(task_thread_info(tsk), flag);  in test_tsk_thread_flag()
2879 static inline void set_tsk_need_resched(struct task_struct *tsk)  in set_tsk_need_resched()  argument
2881 	set_tsk_thread_flag(tsk,TIF_NEED_RESCHED);  in set_tsk_need_resched()
2884 static inline void clear_tsk_need_resched(struct task_struct *tsk)  in clear_tsk_need_resched()  argument
2886 	clear_tsk_thread_flag(tsk,TIF_NEED_RESCHED);  in clear_tsk_need_resched()
2889 static inline int test_tsk_need_resched(struct task_struct *tsk)  in test_tsk_need_resched()  argument
2891 	return unlikely(test_tsk_thread_flag(tsk,TIF_NEED_RESCHED));  in test_tsk_need_resched()
3060 void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times);
3061 void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times);
3121 					struct task_struct *tsk);
3124 static inline void add_rchar(struct task_struct *tsk, ssize_t amt)  in add_rchar()  argument
3126 	tsk->ioac.rchar += amt;  in add_rchar()
3129 static inline void add_wchar(struct task_struct *tsk, ssize_t amt)  in add_wchar()  argument
3131 	tsk->ioac.wchar += amt;  in add_wchar()
3134 static inline void inc_syscr(struct task_struct *tsk)  in inc_syscr()  argument
3136 	tsk->ioac.syscr++;  in inc_syscr()
3139 static inline void inc_syscw(struct task_struct *tsk)  in inc_syscw()  argument
3141 	tsk->ioac.syscw++;  in inc_syscw()
3144 static inline void add_rchar(struct task_struct *tsk, ssize_t amt)  in add_rchar()  argument
3148 static inline void add_wchar(struct task_struct *tsk, ssize_t amt)  in add_wchar()  argument
3152 static inline void inc_syscr(struct task_struct *tsk)  in inc_syscr()  argument
3156 static inline void inc_syscw(struct task_struct *tsk)  in inc_syscw()  argument
3162 #define TASK_SIZE_OF(tsk)	TASK_SIZE  argument
3173 static inline unsigned long task_rlimit(const struct task_struct *tsk,  in task_rlimit()  argument
3176 	return READ_ONCE(tsk->signal->rlim[limit].rlim_cur);  in task_rlimit()
3179 static inline unsigned long task_rlimit_max(const struct task_struct *tsk,  in task_rlimit_max()  argument
3182 	return READ_ONCE(tsk->signal->rlim[limit].rlim_max);  in task_rlimit_max()