[mirror_ubuntu-bionic-kernel.git] / include / linux / init_task.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX__INIT_TASK_H
#define _LINUX__INIT_TASK_H

#include <linux/rcupdate.h>
#include <linux/irqflags.h>
#include <linux/utsname.h>
#include <linux/lockdep.h>
#include <linux/ftrace.h>
#include <linux/ipc.h>
#include <linux/pid_namespace.h>
#include <linux/user_namespace.h>
#include <linux/securebits.h>
#include <linux/seqlock.h>
#include <linux/rbtree.h>
#include <linux/sched/autogroup.h>
#include <net/net_namespace.h>
#include <linux/sched/rt.h>
#include <linux/livepatch.h>
#include <linux/mm_types.h>

#include <asm/thread_info.h>

#ifdef CONFIG_SMP
# define INIT_PUSHABLE_TASKS(tsk)					\
	.pushable_tasks = PLIST_NODE_INIT(tsk.pushable_tasks, MAX_PRIO),
#else
# define INIT_PUSHABLE_TASKS(tsk)
#endif

extern struct files_struct init_files;
extern struct fs_struct init_fs;

#ifdef CONFIG_CPUSETS
#define INIT_CPUSET_SEQ(tsk)							\
	.mems_allowed_seq = SEQCNT_ZERO(tsk.mems_allowed_seq),
#else
#define INIT_CPUSET_SEQ(tsk)
#endif

#ifndef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE
#define INIT_PREV_CPUTIME(x)	.prev_cputime = {			\
	.lock = __RAW_SPIN_LOCK_UNLOCKED(x.prev_cputime.lock),		\
},
#else
#define INIT_PREV_CPUTIME(x)
#endif

#ifdef CONFIG_POSIX_TIMERS
#define INIT_POSIX_TIMERS(s)						\
	.posix_timers = LIST_HEAD_INIT(s.posix_timers),
#define INIT_CPU_TIMERS(s)						\
	.cpu_timers = {							\
		LIST_HEAD_INIT(s.cpu_timers[0]),			\
		LIST_HEAD_INIT(s.cpu_timers[1]),			\
		LIST_HEAD_INIT(s.cpu_timers[2]),								\
	},
#define INIT_CPUTIMER(s)						\
	.cputimer	= { 						\
		.cputime_atomic	= INIT_CPUTIME_ATOMIC,			\
		.running	= false,				\
		.checking_timer = false,				\
	},
#else
#define INIT_POSIX_TIMERS(s)
#define INIT_CPU_TIMERS(s)
#define INIT_CPUTIMER(s)
#endif

#define INIT_SIGNALS(sig) {						\
	.nr_threads	= 1,						\
	.thread_head	= LIST_HEAD_INIT(init_task.thread_node),	\
	.wait_chldexit	= __WAIT_QUEUE_HEAD_INITIALIZER(sig.wait_chldexit),\
	.shared_pending	= { 						\
		.list = LIST_HEAD_INIT(sig.shared_pending.list),	\
		.signal =  {{0}}},					\
	INIT_POSIX_TIMERS(sig)						\
	INIT_CPU_TIMERS(sig)						\
	.rlim		= INIT_RLIMITS,					\
	INIT_CPUTIMER(sig)						\
	INIT_PREV_CPUTIME(sig)						\
	.cred_guard_mutex =						\
		 __MUTEX_INITIALIZER(sig.cred_guard_mutex),		\
}

extern struct nsproxy init_nsproxy;

#define INIT_SIGHAND(sighand) {						\
	.count		= ATOMIC_INIT(1), 				\
	.action		= { { { .sa_handler = SIG_DFL, } }, },		\
	.siglock	= __SPIN_LOCK_UNLOCKED(sighand.siglock),	\
	.signalfd_wqh	= __WAIT_QUEUE_HEAD_INITIALIZER(sighand.signalfd_wqh),	\
}

extern struct group_info init_groups;

#define INIT_STRUCT_PID {						\
	.count 		= ATOMIC_INIT(1),				\
	.tasks		= {						\
		{ .first = NULL },					\
		{ .first = NULL },					\
		{ .first = NULL },					\
	},								\
	.level		= 0,						\
	.numbers	= { {						\
		.nr		= 0,					\
		.ns		= &init_pid_ns,				\
		.pid_chain	= { .next = NULL, .pprev = NULL },	\
	}, }								\
}

#define INIT_PID_LINK(type) 					\
{								\
	.node = {						\
		.next = NULL,					\
		.pprev = NULL,					\
	},							\
	.pid = &init_struct_pid,				\
}

#ifdef CONFIG_AUDITSYSCALL
#define INIT_IDS \
	.loginuid = INVALID_UID, \
	.sessionid = (unsigned int)-1,
#else
#define INIT_IDS
#endif

#ifdef CONFIG_PREEMPT_RCU
#define INIT_TASK_RCU_PREEMPT(tsk)					\
	.rcu_read_lock_nesting = 0,					\
	.rcu_read_unlock_special.s = 0,					\
	.rcu_node_entry = LIST_HEAD_INIT(tsk.rcu_node_entry),		\
	.rcu_blocked_node = NULL,
#else
#define INIT_TASK_RCU_PREEMPT(tsk)
#endif
#ifdef CONFIG_TASKS_RCU
#define INIT_TASK_RCU_TASKS(tsk)					\
	.rcu_tasks_holdout = false,					\
	.rcu_tasks_holdout_list =					\
		LIST_HEAD_INIT(tsk.rcu_tasks_holdout_list),		\
	.rcu_tasks_idle_cpu = -1,
#else
#define INIT_TASK_RCU_TASKS(tsk)
#endif

extern struct cred init_cred;

#ifdef CONFIG_CGROUP_SCHED
# define INIT_CGROUP_SCHED(tsk)						\
	.sched_task_group = &root_task_group,
#else
# define INIT_CGROUP_SCHED(tsk)
#endif

#ifdef CONFIG_PERF_EVENTS
# define INIT_PERF_EVENTS(tsk)						\
	.perf_event_mutex = 						\
		 __MUTEX_INITIALIZER(tsk.perf_event_mutex),		\
	.perf_event_list = LIST_HEAD_INIT(tsk.perf_event_list),
#else
# define INIT_PERF_EVENTS(tsk)
#endif

#ifdef CONFIG_VIRT_CPU_ACCOUNTING_GEN
# define INIT_VTIME(tsk)						\
	.vtime.seqcount = SEQCNT_ZERO(tsk.vtime.seqcount),		\
	.vtime.starttime = 0,						\
	.vtime.state = VTIME_SYS,
#else
# define INIT_VTIME(tsk)
#endif

#define INIT_TASK_COMM "swapper"

#ifdef CONFIG_RT_MUTEXES
# define INIT_RT_MUTEXES(tsk)						\
	.pi_waiters = RB_ROOT_CACHED,					\
	.pi_top_task = NULL,
#else
# define INIT_RT_MUTEXES(tsk)
#endif

#ifdef CONFIG_NUMA_BALANCING
# define INIT_NUMA_BALANCING(tsk)					\
	.numa_preferred_nid = -1,					\
	.numa_group = NULL,						\
	.numa_faults = NULL,
#else
# define INIT_NUMA_BALANCING(tsk)
#endif

#ifdef CONFIG_KASAN
# define INIT_KASAN(tsk)						\
	.kasan_depth = 1,
#else
# define INIT_KASAN(tsk)
#endif

#ifdef CONFIG_LIVEPATCH
# define INIT_LIVEPATCH(tsk)						\
	.patch_state = KLP_UNDEFINED,
#else
# define INIT_LIVEPATCH(tsk)
#endif

#ifdef CONFIG_THREAD_INFO_IN_TASK
# define INIT_TASK_TI(tsk)			\
	.thread_info = INIT_THREAD_INFO(tsk),	\
	.stack_refcount = ATOMIC_INIT(1),
#else
# define INIT_TASK_TI(tsk)
#endif

#ifdef CONFIG_SECURITY
#define INIT_TASK_SECURITY .security = NULL,
#else
#define INIT_TASK_SECURITY
#endif

/*
 *  INIT_TASK is used to set up the first task table, touch at
 * your own risk!. Base=0, limit=0x1fffff (=2MB)
 */
#define INIT_TASK(tsk)	\
{									\
	INIT_TASK_TI(tsk)						\
	.state		= 0,						\
	.stack		= init_stack,					\
	.usage		= ATOMIC_INIT(2),				\
	.flags		= PF_KTHREAD,					\
	.prio		= MAX_PRIO-20,					\
	.static_prio	= MAX_PRIO-20,					\
	.normal_prio	= MAX_PRIO-20,					\
	.policy		= SCHED_NORMAL,					\
	.cpus_allowed	= CPU_MASK_ALL,					\
	.nr_cpus_allowed= NR_CPUS,					\
	.mm		= NULL,						\
	.active_mm	= &init_mm,					\
	.restart_block = {						\
		.fn = do_no_restart_syscall,				\
	},								\
	.se		= {						\
		.group_node 	= LIST_HEAD_INIT(tsk.se.group_node),	\
	},								\
	.rt		= {						\
		.run_list	= LIST_HEAD_INIT(tsk.rt.run_list),	\
		.time_slice	= RR_TIMESLICE,				\
	},								\
	.tasks		= LIST_HEAD_INIT(tsk.tasks),			\
	INIT_PUSHABLE_TASKS(tsk)					\
	INIT_CGROUP_SCHED(tsk)						\
	.ptraced	= LIST_HEAD_INIT(tsk.ptraced),			\
	.ptrace_entry	= LIST_HEAD_INIT(tsk.ptrace_entry),		\
	.real_parent	= &tsk,						\
	.parent		= &tsk,						\
	.children	= LIST_HEAD_INIT(tsk.children),			\
	.sibling	= LIST_HEAD_INIT(tsk.sibling),			\
	.group_leader	= &tsk,						\
	RCU_POINTER_INITIALIZER(real_cred, &init_cred),			\
	RCU_POINTER_INITIALIZER(cred, &init_cred),			\
	.comm		= INIT_TASK_COMM,				\
	.thread		= INIT_THREAD,					\
	.fs		= &init_fs,					\
	.files		= &init_files,					\
	.signal		= &init_signals,				\
	.sighand	= &init_sighand,				\
	.nsproxy	= &init_nsproxy,				\
	.pending	= {						\
		.list = LIST_HEAD_INIT(tsk.pending.list),		\
		.signal = {{0}}},					\
	.blocked	= {{0}},					\
	.alloc_lock	= __SPIN_LOCK_UNLOCKED(tsk.alloc_lock),		\
	.journal_info	= NULL,						\
	INIT_CPU_TIMERS(tsk)						\
	.pi_lock	= __RAW_SPIN_LOCK_UNLOCKED(tsk.pi_lock),	\
	.timer_slack_ns = 50000, /* 50 usec default slack */		\
	.pids = {							\
		[PIDTYPE_PID]  = INIT_PID_LINK(PIDTYPE_PID),		\
		[PIDTYPE_PGID] = INIT_PID_LINK(PIDTYPE_PGID),		\
		[PIDTYPE_SID]  = INIT_PID_LINK(PIDTYPE_SID),		\
	},								\
	.thread_group	= LIST_HEAD_INIT(tsk.thread_group),		\
	.thread_node	= LIST_HEAD_INIT(init_signals.thread_head),	\
	INIT_IDS							\
	INIT_PERF_EVENTS(tsk)						\
	INIT_TRACE_IRQFLAGS						\
	INIT_LOCKDEP							\
	INIT_FTRACE_GRAPH						\
	INIT_TRACE_RECURSION						\
	INIT_TASK_RCU_PREEMPT(tsk)					\
	INIT_TASK_RCU_TASKS(tsk)					\
	INIT_CPUSET_SEQ(tsk)						\
	INIT_RT_MUTEXES(tsk)						\
	INIT_PREV_CPUTIME(tsk)						\
	INIT_VTIME(tsk)							\
	INIT_NUMA_BALANCING(tsk)					\
	INIT_KASAN(tsk)							\
	INIT_LIVEPATCH(tsk)						\
	INIT_TASK_SECURITY						\
}


/* Attach to the init_task data structure for proper alignment */
#define __init_task_data __attribute__((__section__(".data..init_task")))


#endif
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
1da177e4 LT	2	#ifndef _LINUX__INIT_TASK_H
	3	#define _LINUX__INIT_TASK_H
	4
ab2af1f5	5	#include <linux/rcupdate.h>
de30a2b3	6	#include <linux/irqflags.h>
4865ecf1	7	#include <linux/utsname.h>
fbb9ce95	8	#include <linux/lockdep.h>
5ac9f622	9	#include <linux/ftrace.h>
73ea4130	10	#include <linux/ipc.h>
9a575a92	11	#include <linux/pid_namespace.h>
acce292c	12	#include <linux/user_namespace.h>
3898b1b4	13	#include <linux/securebits.h>
6a61671b	14	#include <linux/seqlock.h>
fb00aca4	15	#include <linux/rbtree.h>
dfc3401a	16	#include <linux/sched/autogroup.h>
772698f6	17	#include <net/net_namespace.h>
77852fea	18	#include <linux/sched/rt.h>
d83a7cb3	19	#include <linux/livepatch.h>
589ee628	20	#include <linux/mm_types.h>
1da177e4	21
c65eacbe AL	22	#include <asm/thread_info.h>
c65eacbe AL	23
806c09a7 DF	24	#ifdef CONFIG_SMP
	25	# define INIT_PUSHABLE_TASKS(tsk) \
	26	.pushable_tasks = PLIST_NODE_INIT(tsk.pushable_tasks, MAX_PRIO),
	27	#else
	28	# define INIT_PUSHABLE_TASKS(tsk)
	29	#endif
	30
f52111b1	31	extern struct files_struct init_files;
18d8fda7	32	extern struct fs_struct init_fs;
1da177e4	33
cc9a6c87	34	#ifdef CONFIG_CPUSETS
1ca7d67c JS	35	#define INIT_CPUSET_SEQ(tsk) \
1ca7d67c JS	36	.mems_allowed_seq = SEQCNT_ZERO(tsk.mems_allowed_seq),
cc9a6c87	37	#else
1ca7d67c	38	#define INIT_CPUSET_SEQ(tsk)
cc9a6c87 MG	39	#endif
cc9a6c87 MG	40
9d7fb042 PZ	41	#ifndef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE
	42	#define INIT_PREV_CPUTIME(x) .prev_cputime = { \
	43	.lock = __RAW_SPIN_LOCK_UNLOCKED(x.prev_cputime.lock), \
	44	},
	45	#else
	46	#define INIT_PREV_CPUTIME(x)
	47	#endif
	48
b18b6a9c NP	49	#ifdef CONFIG_POSIX_TIMERS
	50	#define INIT_POSIX_TIMERS(s) \
	51	.posix_timers = LIST_HEAD_INIT(s.posix_timers),
	52	#define INIT_CPU_TIMERS(s) \
	53	.cpu_timers = { \
	54	LIST_HEAD_INIT(s.cpu_timers[0]), \
	55	LIST_HEAD_INIT(s.cpu_timers[1]), \
	56	LIST_HEAD_INIT(s.cpu_timers[2]), \
	57	},
	58	#define INIT_CPUTIMER(s) \
	59	.cputimer = { \
	60	.cputime_atomic = INIT_CPUTIME_ATOMIC, \
	61	.running = false, \
	62	.checking_timer = false, \
	63	},
	64	#else
	65	#define INIT_POSIX_TIMERS(s)
	66	#define INIT_CPU_TIMERS(s)
	67	#define INIT_CPUTIMER(s)
	68	#endif
	69
1ec320af	70	#define INIT_SIGNALS(sig) { \
b3ac022c	71	.nr_threads = 1, \
0c740d0a	72	.thread_head = LIST_HEAD_INIT(init_task.thread_node), \
1da177e4	73	.wait_chldexit = __WAIT_QUEUE_HEAD_INITIALIZER(sig.wait_chldexit),\
1ec320af	74	.shared_pending = { \
1da177e4	75	.list = LIST_HEAD_INIT(sig.shared_pending.list), \
1ec320af	76	.signal = {{0}}}, \
b18b6a9c NP	77	INIT_POSIX_TIMERS(sig) \
b18b6a9c NP	78	INIT_CPU_TIMERS(sig) \
1da177e4	79	.rlim = INIT_RLIMITS, \
b18b6a9c	80	INIT_CPUTIMER(sig) \
9d7fb042	81	INIT_PREV_CPUTIME(sig) \
9b1bf12d KM	82	.cred_guard_mutex = \
9b1bf12d KM	83	__MUTEX_INITIALIZER(sig.cred_guard_mutex), \
1da177e4 LT	84	}
1da177e4 LT	85
ab516013	86	extern struct nsproxy init_nsproxy;
ab516013	87
1da177e4 LT	88	#define INIT_SIGHAND(sighand) { \
1da177e4 LT	89	.count = ATOMIC_INIT(1), \
0a14a130	90	.action = { { { .sa_handler = SIG_DFL, } }, }, \
e4d91918	91	.siglock = __SPIN_LOCK_UNLOCKED(sighand.siglock), \
b8fceee1	92	.signalfd_wqh = __WAIT_QUEUE_HEAD_INITIALIZER(sighand.signalfd_wqh), \
1da177e4 LT	93	}
	94
	95	extern struct group_info init_groups;
	96
820e45db SB	97	#define INIT_STRUCT_PID { \
820e45db SB	98	.count = ATOMIC_INIT(1), \
820e45db	99	.tasks = { \
f2001145 ON	100	{ .first = NULL }, \
	101	{ .first = NULL }, \
	102	{ .first = NULL }, \
820e45db	103	}, \
4c3f2ead SB	104	.level = 0, \
	105	.numbers = { { \
	106	.nr = 0, \
	107	.ns = &init_pid_ns, \
	108	.pid_chain = { .next = NULL, .pprev = NULL }, \
	109	}, } \
820e45db SB	110	}
	111
	112	#define INIT_PID_LINK(type) \
	113	{ \
	114	.node = { \
	115	.next = NULL, \
f2001145	116	.pprev = NULL, \
820e45db SB	117	}, \
	118	.pid = &init_struct_pid, \
	119	}
	120
bfef93a5 AV	121	#ifdef CONFIG_AUDITSYSCALL
bfef93a5 AV	122	#define INIT_IDS \
e1760bd5	123	.loginuid = INVALID_UID, \
4440e854	124	.sessionid = (unsigned int)-1,
bfef93a5 AV	125	#else
	126	#define INIT_IDS
	127	#endif
3b7391de	128
a57eb940	129	#ifdef CONFIG_PREEMPT_RCU
f41d911f PM	130	#define INIT_TASK_RCU_PREEMPT(tsk) \
f41d911f PM	131	.rcu_read_lock_nesting = 0, \
1d082fd0	132	.rcu_read_unlock_special.s = 0, \
a57eb940	133	.rcu_node_entry = LIST_HEAD_INIT(tsk.rcu_node_entry), \
4e327470	134	.rcu_blocked_node = NULL,
f41d911f PM	135	#else
	136	#define INIT_TASK_RCU_PREEMPT(tsk)
	137	#endif
8315f422 PM	138	#ifdef CONFIG_TASKS_RCU
	139	#define INIT_TASK_RCU_TASKS(tsk) \
	140	.rcu_tasks_holdout = false, \
	141	.rcu_tasks_holdout_list = \
176f8f7a PM	142	LIST_HEAD_INIT(tsk.rcu_tasks_holdout_list), \
176f8f7a PM	143	.rcu_tasks_idle_cpu = -1,
8315f422 PM	144	#else
	145	#define INIT_TASK_RCU_TASKS(tsk)
	146	#endif
f41d911f	147
b6dff3ec DH	148	extern struct cred init_cred;
b6dff3ec DH	149
8323f26c PZ	150	#ifdef CONFIG_CGROUP_SCHED
	151	# define INIT_CGROUP_SCHED(tsk) \
	152	.sched_task_group = &root_task_group,
	153	#else
	154	# define INIT_CGROUP_SCHED(tsk)
	155	#endif
	156
cdd6c482	157	#ifdef CONFIG_PERF_EVENTS
8323f26c	158	# define INIT_PERF_EVENTS(tsk) \
cdd6c482 IM	159	.perf_event_mutex = \
	160	__MUTEX_INITIALIZER(tsk.perf_event_mutex), \
	161	.perf_event_list = LIST_HEAD_INIT(tsk.perf_event_list),
082ff5a2	162	#else
cdd6c482	163	# define INIT_PERF_EVENTS(tsk)
082ff5a2 PZ	164	#endif
082ff5a2 PZ	165
6a61671b FW	166	#ifdef CONFIG_VIRT_CPU_ACCOUNTING_GEN
6a61671b FW	167	# define INIT_VTIME(tsk) \
bac5b6b6 FW	168	.vtime.seqcount = SEQCNT_ZERO(tsk.vtime.seqcount), \
	169	.vtime.starttime = 0, \
	170	.vtime.state = VTIME_SYS,
6a61671b FW	171	#else
	172	# define INIT_VTIME(tsk)
	173	#endif
	174
f1c6f1a7 CE	175	#define INIT_TASK_COMM "swapper"
f1c6f1a7 CE	176
fb00aca4 PZ	177	#ifdef CONFIG_RT_MUTEXES
fb00aca4 PZ	178	# define INIT_RT_MUTEXES(tsk) \
a23ba907 DB	179	.pi_waiters = RB_ROOT_CACHED, \
a23ba907 DB	180	.pi_top_task = NULL,
fb00aca4 PZ	181	#else
	182	# define INIT_RT_MUTEXES(tsk)
	183	#endif
	184
d8b163c4 KT	185	#ifdef CONFIG_NUMA_BALANCING
	186	# define INIT_NUMA_BALANCING(tsk) \
	187	.numa_preferred_nid = -1, \
	188	.numa_group = NULL, \
	189	.numa_faults = NULL,
	190	#else
	191	# define INIT_NUMA_BALANCING(tsk)
	192	#endif
	193
c420f167 AR	194	#ifdef CONFIG_KASAN
	195	# define INIT_KASAN(tsk) \
	196	.kasan_depth = 1,
	197	#else
	198	# define INIT_KASAN(tsk)
	199	#endif
	200
d83a7cb3 JP	201	#ifdef CONFIG_LIVEPATCH
	202	# define INIT_LIVEPATCH(tsk) \
	203	.patch_state = KLP_UNDEFINED,
	204	#else
	205	# define INIT_LIVEPATCH(tsk)
	206	#endif
	207
c65eacbe	208	#ifdef CONFIG_THREAD_INFO_IN_TASK
68f24b08 AL	209	# define INIT_TASK_TI(tsk) \
	210	.thread_info = INIT_THREAD_INFO(tsk), \
	211	.stack_refcount = ATOMIC_INIT(1),
c65eacbe AL	212	#else
	213	# define INIT_TASK_TI(tsk)
	214	#endif
	215
e4e55b47 TH	216	#ifdef CONFIG_SECURITY
	217	#define INIT_TASK_SECURITY .security = NULL,
	218	#else
	219	#define INIT_TASK_SECURITY
	220	#endif
	221
1da177e4 LT	222	/*
	223	* INIT_TASK is used to set up the first task table, touch at
	224	* your own risk!. Base=0, limit=0x1fffff (=2MB)
	225	*/
	226	#define INIT_TASK(tsk) \
	227	{ \
c65eacbe	228	INIT_TASK_TI(tsk) \
1da177e4	229	.state = 0, \
7f1a00b6	230	.stack = init_stack, \
1da177e4	231	.usage = ATOMIC_INIT(2), \
7b34e428	232	.flags = PF_KTHREAD, \
1da177e4 LT	233	.prio = MAX_PRIO-20, \
1da177e4 LT	234	.static_prio = MAX_PRIO-20, \
b29739f9	235	.normal_prio = MAX_PRIO-20, \
1da177e4 LT	236	.policy = SCHED_NORMAL, \
1da177e4 LT	237	.cpus_allowed = CPU_MASK_ALL, \
29baa747	238	.nr_cpus_allowed= NR_CPUS, \
1da177e4 LT	239	.mm = NULL, \
1da177e4 LT	240	.active_mm = &init_mm, \
f56141e3 AL	241	.restart_block = { \
	242	.fn = do_no_restart_syscall, \
	243	}, \
4a55bd5e PZ	244	.se = { \
	245	.group_node = LIST_HEAD_INIT(tsk.se.group_node), \
	246	}, \
fa717060 PZ	247	.rt = { \
fa717060 PZ	248	.run_list = LIST_HEAD_INIT(tsk.rt.run_list), \
de5bdff7	249	.time_slice = RR_TIMESLICE, \
6f505b16	250	}, \
1da177e4	251	.tasks = LIST_HEAD_INIT(tsk.tasks), \
806c09a7	252	INIT_PUSHABLE_TASKS(tsk) \
8323f26c	253	INIT_CGROUP_SCHED(tsk) \
f470021a RM	254	.ptraced = LIST_HEAD_INIT(tsk.ptraced), \
f470021a RM	255	.ptrace_entry = LIST_HEAD_INIT(tsk.ptrace_entry), \
1da177e4 LT	256	.real_parent = &tsk, \
	257	.parent = &tsk, \
	258	.children = LIST_HEAD_INIT(tsk.children), \
	259	.sibling = LIST_HEAD_INIT(tsk.sibling), \
	260	.group_leader = &tsk, \
d36cc701 PM	261	RCU_POINTER_INITIALIZER(real_cred, &init_cred), \
d36cc701 PM	262	RCU_POINTER_INITIALIZER(cred, &init_cred), \
f1c6f1a7	263	.comm = INIT_TASK_COMM, \
1da177e4 LT	264	.thread = INIT_THREAD, \
	265	.fs = &init_fs, \
	266	.files = &init_files, \
	267	.signal = &init_signals, \
	268	.sighand = &init_sighand, \
ab516013	269	.nsproxy = &init_nsproxy, \
1da177e4 LT	270	.pending = { \
	271	.list = LIST_HEAD_INIT(tsk.pending.list), \
	272	.signal = {{0}}}, \
	273	.blocked = {{0}}, \
e4d91918	274	.alloc_lock = __SPIN_LOCK_UNLOCKED(tsk.alloc_lock), \
b6e3224f	275	.journal_info = NULL, \
b18b6a9c	276	INIT_CPU_TIMERS(tsk) \
1d615482	277	.pi_lock = __RAW_SPIN_LOCK_UNLOCKED(tsk.pi_lock), \
6976675d	278	.timer_slack_ns = 50000, /* 50 usec default slack */ \
820e45db SB	279	.pids = { \
	280	[PIDTYPE_PID] = INIT_PID_LINK(PIDTYPE_PID), \
	281	[PIDTYPE_PGID] = INIT_PID_LINK(PIDTYPE_PGID), \
	282	[PIDTYPE_SID] = INIT_PID_LINK(PIDTYPE_SID), \
	283	}, \
fa2755e2	284	.thread_group = LIST_HEAD_INIT(tsk.thread_group), \
0c740d0a	285	.thread_node = LIST_HEAD_INIT(init_signals.thread_head), \
bfef93a5	286	INIT_IDS \
cdd6c482	287	INIT_PERF_EVENTS(tsk) \
de30a2b3	288	INIT_TRACE_IRQFLAGS \
fbb9ce95	289	INIT_LOCKDEP \
5ac9f622	290	INIT_FTRACE_GRAPH \
261842b7	291	INIT_TRACE_RECURSION \
f41d911f	292	INIT_TASK_RCU_PREEMPT(tsk) \
8315f422	293	INIT_TASK_RCU_TASKS(tsk) \
1ca7d67c	294	INIT_CPUSET_SEQ(tsk) \
fb00aca4	295	INIT_RT_MUTEXES(tsk) \
9d7fb042	296	INIT_PREV_CPUTIME(tsk) \
6a61671b	297	INIT_VTIME(tsk) \
d8b163c4	298	INIT_NUMA_BALANCING(tsk) \
c420f167	299	INIT_KASAN(tsk) \
d83a7cb3	300	INIT_LIVEPATCH(tsk) \
e4e55b47	301	INIT_TASK_SECURITY \
1da177e4 LT	302	}
	303
	304
857eceeb	305	/* Attach to the init_task data structure for proper alignment */
2af7687f	306	#define __init_task_data __attribute__((__section__(".data..init_task")))
857eceeb	307
1da177e4 LT	308
1da177e4 LT	309	#endif