wait4

NR: 61

implementation

Bootlin

complexity: 162

similar syscall

accessed structs

func	struct	target	location	has_read	has_write
task_pid_ptr	task_struct	thread_pid	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L333	false	false
init_waitqueue_func_entry	wait_queue_entry	func	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L92	false	false
kernel_wait4	wait_opts	wo_pid	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1845	false	false
kernel_wait4	wait_opts	wo_rusage	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1849	false	false
kernel_wait4	wait_opts	wo_stat	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1848	false	false
kernel_wait4	wait_opts	wo_stat	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1852	true	true
kernel_wait4	wait_opts	wo_info	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1847	false	false
kernel_wait4	wait_opts	wo_flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1846	false	false
kernel_wait4	wait_opts	wo_type	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1844	false	false
idr_find	idr	idr_rt	https://elixir.bootlin.com/linux/v6.14.7/source/lib/idr.c#L174	false	false
idr_find	idr	idr_base	https://elixir.bootlin.com/linux/v6.14.7/source/lib/idr.c#L174	true	true
blk_plug_invalidate_ts	task_struct	flags	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/blkdev.h#L1102	true	true
blk_plug_invalidate_ts	task_struct	plug	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/blkdev.h#L1098	true	true
blk_plug_invalidate_ts	blk_plug	cur_ktime	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/blkdev.h#L1101	false	false
io_wq_worker_sleeping	task_struct	worker_private	https://elixir.bootlin.com/linux/v6.14.7/source/io_uring/io-wq.c#L728	true	true
io_wq_worker_sleeping	io_worker	flags	https://elixir.bootlin.com/linux/v6.14.7/source/io_uring/io-wq.c#L732	false	false
io_wq_worker_sleeping	io_worker	flags	https://elixir.bootlin.com/linux/v6.14.7/source/io_uring/io-wq.c#L734	false	false
io_wq_worker_sleeping	io_worker	flags	https://elixir.bootlin.com/linux/v6.14.7/source/io_uring/io-wq.c#L737	false	false
io_wq_worker_running	task_struct	worker_private	https://elixir.bootlin.com/linux/v6.14.7/source/io_uring/io-wq.c#L710	true	true
io_wq_worker_running	io_worker	flags	https://elixir.bootlin.com/linux/v6.14.7/source/io_uring/io-wq.c#L714	false	false
io_wq_worker_running	io_worker	flags	https://elixir.bootlin.com/linux/v6.14.7/source/io_uring/io-wq.c#L716	false	false
io_wq_worker_running	io_worker	flags	https://elixir.bootlin.com/linux/v6.14.7/source/io_uring/io-wq.c#L718	false	false
__do_wait	wait_opts	wo_pid	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1644	true	true
__do_wait	wait_opts	notask_error	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1642	false	false
__do_wait	wait_opts	notask_error	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1672	true	true
__do_wait	wait_opts	wo_flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1665	true	true
__do_wait	wait_opts	wo_flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1673	true	true
__do_wait	wait_opts	wo_type	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1643	true	true
__do_wait	wait_opts	wo_type	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1644	true	true
__do_wait	wait_opts	wo_type	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1649	true	true
__add_wait_queue	wait_queue_entry	entry	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L177	false	false
__add_wait_queue	wait_queue_entry	entry	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	false	false
__add_wait_queue	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	true	true
sched_submit_work	task_struct	__state	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6815	true	true
sched_submit_work	task_struct	plug	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6821	true	true
__schedule	(unnamed class/struct/union)	cpu_number	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6659	false	false
__schedule	(unnamed class/struct/union)	cpu_number	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6659	true	true
do_wait	signal_struct	wait_chldexit	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1687	false	false
do_wait	signal_struct	wait_chldexit	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1700	false	false
do_wait	task_struct	__state	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1690	false	false
do_wait	task_struct	__state	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1699	false	false
do_wait	task_struct	__state	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1699	true	true
do_wait	task_struct	signal	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1687	true	true
do_wait	task_struct	signal	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1700	true	true
do_wait	wait_queue_entry	private	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1686	false	false
do_wait	wait_opts	child_wait	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1685	false	false
do_wait	wait_opts	child_wait	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1687	false	false
do_wait	wait_opts	child_wait	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1700	false	false
do_wait	wait_opts	child_wait	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1686	true	true
__schedule	sched_entity	sched_delayed	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6760	true	true
__schedule	task_struct	se	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6760	true	true
__schedule	task_struct	__state	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6705	false	false
__schedule	task_struct	__state	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6705	true	true
__schedule	task_struct	nivcsw	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6696	false	false
__schedule	task_struct	nvcsw	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6714	false	false
do_wait	wait_opts	wo_pid	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1683	true	true
__schedule	(unnamed class/struct/union)	curr	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6732	false	false
__schedule	(unnamed class/struct/union)	curr	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6661	true	true
__schedule	(unnamed class/struct/union)	curr	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6732	true	true
__schedule	rq	nr_running	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6708	true	true
__schedule	rq	clock_update_flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6694	false	false
__schedule	rq	clock_update_flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6692	true	true
__schedule	rq	nr_switches	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6727	true	true
__add_wait_queue	wait_queue_entry	entry	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L179	false	false
__add_wait_queue	wait_queue_entry	entry	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	true	true
__add_wait_queue	wait_queue_entry	flags	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L175	true	true
__add_wait_queue	wait_queue_head	head	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L171	false	false
__add_wait_queue	wait_queue_head	head	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	false	false
remove_wait_queue	wait_queue_head	lock	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/wait.c#L54	false	false
remove_wait_queue	wait_queue_head	lock	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/wait.c#L56	false	false
add_wait_queue	wait_queue_entry	flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/wait.c#L21	true	true
add_wait_queue	wait_queue_head	lock	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/wait.c#L22	false	false
add_wait_queue	wait_queue_head	lock	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/wait.c#L24	false	false
sched_submit_work	task_struct	flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6800	true	true
sched_update_worker	task_struct	flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6833	true	true
sched_update_worker	task_struct	flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6831	true	true
sched_update_worker	task_struct	flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6829	true	true
sched_update_worker	task_struct	flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6828	true	true
init_waitqueue_func_entry	wait_queue_entry	private	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L91	false	false
task_pid_ptr	task_struct	signal	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L334	true	true
task_pid_ptr	signal_struct	pids	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L334	false	false
wait_consider_task	wait_opts	wo_flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1499	true	true
wait_consider_task	wait_opts	notask_error	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1506	false	false
wait_consider_task	wait_opts	notask_error	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1500	false	false
wait_consider_task	wait_opts	notask_error	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1446	false	false
wait_consider_task	task_struct	ptrace	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1475	true	true
wait_consider_task	task_struct	ptrace	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1450	true	true
wait_consider_task	task_struct	exit_state	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1430	true	true
wait_consider_task	task_struct	exit_state	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1430	false	false
is_effectively_child	wait_opts	wo_flags	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1598	true	true
is_effectively_child	task_struct	real_parent	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1596	true	true
is_effectively_child	task_struct	parent	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1596	true	true
ptrace_do_wait	task_struct	ptraced	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	false	false
ptrace_do_wait	task_struct	ptrace_entry	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	true	true
ptrace_do_wait	task_struct	ptrace_entry	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	false	false
ptrace_do_wait	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	true	true
ptrace_do_wait	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	true	true
do_wait_pid	task_struct	ptrace	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1622	true	true
do_wait_pid	wait_opts	wo_pid	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1613	true	true
do_wait_pid	wait_opts	wo_pid	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1621	true	true
do_wait_thread	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	true	true
do_wait_thread	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	true	true
do_wait_thread	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	true	true
do_wait_thread	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	true	true
do_wait_thread	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	true	true
do_wait_thread	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	true	true
do_wait_thread	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	true	true
do_wait_thread	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	true	true
do_wait_thread	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	true	true
do_wait_thread	task_struct	sibling	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	false	false
do_wait_thread	task_struct	sibling	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	true	true
do_wait_thread	task_struct	children	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1538	false	false
ptrace_do_wait	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	true	true
ptrace_do_wait	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	true	true
ptrace_do_wait	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	true	true
ptrace_do_wait	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	true	true
ptrace_do_wait	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	true	true
ptrace_do_wait	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	true	true
ptrace_do_wait	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/exit.c#L1552	true	true
task_pid	task_struct	thread_pid	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/pid.h#L213	true	true
ns_of_pid	pid	numbers	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/pid.h#L148	false	false
ns_of_pid	pid	level	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/pid.h#L148	true	true
ns_of_pid	upid	ns	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/pid.h#L148	true	true
pid_has_task	pid	tasks	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/pid.h#L94	false	false
get_pid	pid	count	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/pid.h#L86	false	false
schedule	task_struct	__state	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6855	false	false
schedule	task_struct	__state	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/sched/core.c#L6855	true	true
find_pid_ns	pid_namespace	idr	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L320	false	false
pid_task	pid	tasks	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L414	false	false
pid_task	hlist_head	first	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L414	false	false
pid_task	hlist_head	first	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L414	false	false
pid_task	hlist_head	first	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L414	false	false
pid_task	hlist_head	first	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L414	false	false
pid_task	hlist_head	first	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L414	false	false
pid_task	hlist_head	first	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L414	false	false
pid_task	hlist_head	first	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L414	false	false
pid_task	hlist_head	first	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L414	false	false
pid_task	hlist_head	first	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L414	false	false
pid_task	task_struct	pid_links	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L417	false	false
put_pid	pid	numbers	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L115	false	false
put_pid	pid	level	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L115	true	true
put_pid	upid	ns	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L115	true	true
put_pid	pid	count	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L116	false	false
put_pid	pid_namespace	pid_cachep	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid.c#L117	true	true
put_pid_ns	pid_namespace	ns	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid_namespace.c#L186	true	true
put_pid_ns	ns_common	count	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid_namespace.c#L186	false	false
put_pid_ns	pid_namespace	work	https://elixir.bootlin.com/linux/v6.14.7/source/kernel/pid_namespace.c#L187	false	false
__remove_wait_queue	wait_queue_entry	entry	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L207	false	false
__add_wait_queue	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	true	true
__add_wait_queue	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	true	true
__add_wait_queue	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	true	true
__add_wait_queue	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	true	true
__add_wait_queue	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	true	true
__add_wait_queue	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	true	true
__add_wait_queue	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	true	true
__add_wait_queue	list_head	next	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L174	true	true
init_waitqueue_func_entry	wait_queue_entry	flags	https://elixir.bootlin.com/linux/v6.14.7/source/include/linux/wait.h#L90	false	false