1 #ifndef _LINUX__INIT_TASK_H
2 #define _LINUX__INIT_TASK_H
4 #include <linux/file.h>
8 .max_fds = NR_OPEN_DEFAULT, \
9 .max_fdset = __FD_SETSIZE, \
11 .fd = &init_files.fd_array[0], \
12 .close_on_exec = &init_files.close_on_exec_init, \
13 .open_fds = &init_files.open_fds_init, \
18 .count = ATOMIC_INIT(1), \
19 .file_lock = SPIN_LOCK_UNLOCKED, \
20 .fdtab = INIT_FDTABLE, \
21 .close_on_exec_init = { { 0, } }, \
22 .open_fds_init = { { 0, } }, \
23 .fd_array = { NULL, } \
26 #define INIT_KIOCTX(name, which_mm) \
28 .users = ATOMIC_INIT(1), \
33 .wait = __WAIT_QUEUE_HEAD_INITIALIZER(name.wait), \
34 .ctx_lock = SPIN_LOCK_UNLOCKED, \
39 #define INIT_MM(name) \
42 .pgd = swapper_pg_dir, \
43 .mm_users = ATOMIC_INIT(2), \
44 .mm_count = ATOMIC_INIT(1), \
45 .mmap_sem = __RWSEM_INITIALIZER(name.mmap_sem), \
46 .page_table_lock = SPIN_LOCK_UNLOCKED, \
47 .mmlist = LIST_HEAD_INIT(name.mmlist), \
48 .cpu_vm_mask = CPU_MASK_ALL, \
49 .default_kioctx = INIT_KIOCTX(name.default_kioctx, name), \
52 #define INIT_SIGNALS(sig) { \
53 .count = ATOMIC_INIT(1), \
54 .wait_chldexit = __WAIT_QUEUE_HEAD_INITIALIZER(sig.wait_chldexit),\
56 .list = LIST_HEAD_INIT(sig.shared_pending.list), \
58 .posix_timers = LIST_HEAD_INIT(sig.posix_timers), \
59 .cpu_timers = INIT_CPU_TIMERS(sig.cpu_timers), \
60 .rlim = INIT_RLIMITS, \
63 #define INIT_SIGHAND(sighand) { \
64 .count = ATOMIC_INIT(1), \
65 .action = { { { .sa_handler = NULL, } }, }, \
66 .siglock = SPIN_LOCK_UNLOCKED, \
69 extern struct group_info init_groups;
72 * INIT_TASK is used to set up the first task table, touch at
73 * your own risk!. Base=0, limit=0x1fffff (=2MB)
75 #define INIT_TASK(tsk) \
78 .thread_info = &init_thread_info, \
79 .usage = ATOMIC_INIT(2), \
82 .prio = MAX_PRIO-20, \
83 .static_prio = MAX_PRIO-20, \
84 .policy = SCHED_NORMAL, \
85 .cpus_allowed = CPU_MASK_ALL, \
87 .active_mm = &init_mm, \
88 .run_list = LIST_HEAD_INIT(tsk.run_list), \
91 .tasks = LIST_HEAD_INIT(tsk.tasks), \
92 .ptrace_children= LIST_HEAD_INIT(tsk.ptrace_children), \
93 .ptrace_list = LIST_HEAD_INIT(tsk.ptrace_list), \
94 .real_parent = &tsk, \
96 .children = LIST_HEAD_INIT(tsk.children), \
97 .sibling = LIST_HEAD_INIT(tsk.sibling), \
98 .group_leader = &tsk, \
99 .group_info = &init_groups, \
100 .cap_effective = CAP_INIT_EFF_SET, \
101 .cap_inheritable = CAP_INIT_INH_SET, \
102 .cap_permitted = CAP_FULL_SET, \
103 .keep_capabilities = 0, \
106 .thread = INIT_THREAD, \
108 .files = &init_files, \
109 .signal = &init_signals, \
110 .sighand = &init_sighand, \
112 .list = LIST_HEAD_INIT(tsk.pending.list), \
115 .alloc_lock = SPIN_LOCK_UNLOCKED, \
116 .proc_lock = SPIN_LOCK_UNLOCKED, \
117 .journal_info = NULL, \
118 .cpu_timers = INIT_CPU_TIMERS(tsk.cpu_timers), \
119 .fs_excl = ATOMIC_INIT(0), \
123 #define INIT_CPU_TIMERS(cpu_timers) \
125 LIST_HEAD_INIT(cpu_timers[0]), \
126 LIST_HEAD_INIT(cpu_timers[1]), \
127 LIST_HEAD_INIT(cpu_timers[2]), \