diff options
Diffstat (limited to 'libdde-linux26/include/linux/init_task.h')
| -rw-r--r-- | libdde-linux26/include/linux/init_task.h | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/libdde-linux26/include/linux/init_task.h b/libdde-linux26/include/linux/init_task.h new file mode 100644 index 00000000..db5ec518 --- /dev/null +++ b/libdde-linux26/include/linux/init_task.h @@ -0,0 +1,193 @@ +#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/ipc.h> +#include <linux/pid_namespace.h> +#include <linux/user_namespace.h> +#include <linux/securebits.h> +#include <net/net_namespace.h> + +extern struct files_struct init_files; +extern struct fs_struct init_fs; + +#define INIT_KIOCTX(name, which_mm) \ +{ \ + .users = ATOMIC_INIT(1), \ + .dead = 0, \ + .mm = &which_mm, \ + .user_id = 0, \ + .next = NULL, \ + .wait = __WAIT_QUEUE_HEAD_INITIALIZER(name.wait), \ + .ctx_lock = __SPIN_LOCK_UNLOCKED(name.ctx_lock), \ + .reqs_active = 0U, \ + .max_reqs = ~0U, \ +} + +#define INIT_MM(name) \ +{ \ + .mm_rb = RB_ROOT, \ + .pgd = swapper_pg_dir, \ + .mm_users = ATOMIC_INIT(2), \ + .mm_count = ATOMIC_INIT(1), \ + .mmap_sem = __RWSEM_INITIALIZER(name.mmap_sem), \ + .page_table_lock = __SPIN_LOCK_UNLOCKED(name.page_table_lock), \ + .mmlist = LIST_HEAD_INIT(name.mmlist), \ + .cpu_vm_mask = CPU_MASK_ALL, \ +} + +#define INIT_SIGNALS(sig) { \ + .count = ATOMIC_INIT(1), \ + .wait_chldexit = __WAIT_QUEUE_HEAD_INITIALIZER(sig.wait_chldexit),\ + .shared_pending = { \ + .list = LIST_HEAD_INIT(sig.shared_pending.list), \ + .signal = {{0}}}, \ + .posix_timers = LIST_HEAD_INIT(sig.posix_timers), \ + .cpu_timers = INIT_CPU_TIMERS(sig.cpu_timers), \ + .rlim = INIT_RLIMITS, \ + .cputimer = { \ + .cputime = INIT_CPUTIME, \ + .running = 0, \ + .lock = __SPIN_LOCK_UNLOCKED(sig.cputimer.lock), \ + }, \ +} + +extern struct nsproxy init_nsproxy; +#define INIT_NSPROXY(nsproxy) { \ + .pid_ns = &init_pid_ns, \ + .count = ATOMIC_INIT(1), \ + .uts_ns = &init_uts_ns, \ + .mnt_ns = NULL, \ + INIT_NET_NS(net_ns) \ + INIT_IPC_NS(ipc_ns) \ +} + +#define INIT_SIGHAND(sighand) { \ + .count = ATOMIC_INIT(1), \ + .action = { { { .sa_handler = NULL, } }, }, \ + .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 = &init_task.pids[PIDTYPE_PID].node }, \ + { .first = &init_task.pids[PIDTYPE_PGID].node }, \ + { .first = &init_task.pids[PIDTYPE_SID].node }, \ + }, \ + .rcu = RCU_HEAD_INIT, \ + .level = 0, \ + .numbers = { { \ + .nr = 0, \ + .ns = &init_pid_ns, \ + .pid_chain = { .next = NULL, .pprev = NULL }, \ + }, } \ +} + +#define INIT_PID_LINK(type) \ +{ \ + .node = { \ + .next = NULL, \ + .pprev = &init_struct_pid.tasks[type].first, \ + }, \ + .pid = &init_struct_pid, \ +} + +#ifdef CONFIG_AUDITSYSCALL +#define INIT_IDS \ + .loginuid = -1, \ + .sessionid = -1, +#else +#define INIT_IDS +#endif + +#ifdef CONFIG_SECURITY_FILE_CAPABILITIES +/* + * Because of the reduced scope of CAP_SETPCAP when filesystem + * capabilities are in effect, it is safe to allow CAP_SETPCAP to + * be available in the default configuration. + */ +# define CAP_INIT_BSET CAP_FULL_SET +#else +# define CAP_INIT_BSET CAP_INIT_EFF_SET +#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) \ +{ \ + .state = 0, \ + .stack = &init_thread_info, \ + .usage = ATOMIC_INIT(2), \ + .flags = PF_KTHREAD, \ + .lock_depth = -1, \ + .prio = MAX_PRIO-20, \ + .static_prio = MAX_PRIO-20, \ + .normal_prio = MAX_PRIO-20, \ + .policy = SCHED_NORMAL, \ + .cpus_allowed = CPU_MASK_ALL, \ + .mm = NULL, \ + .active_mm = &init_mm, \ + .se = { \ + .group_node = LIST_HEAD_INIT(tsk.se.group_node), \ + }, \ + .rt = { \ + .run_list = LIST_HEAD_INIT(tsk.rt.run_list), \ + /* DDE uses a def of HZ which is no macro */ \ + .time_slice = 250, \ + .nr_cpus_allowed = NR_CPUS, \ + }, \ + .tasks = LIST_HEAD_INIT(tsk.tasks), \ + .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, \ + .comm = "swapper", \ + .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, \ + .cpu_timers = INIT_CPU_TIMERS(tsk.cpu_timers), \ + .fs_excl = ATOMIC_INIT(0), \ + .pi_lock = __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), \ + }, \ + .dirties = INIT_PROP_LOCAL_SINGLE(dirties), \ + INIT_IDS \ + INIT_TRACE_IRQFLAGS \ + INIT_LOCKDEP \ +} + + +#define INIT_CPU_TIMERS(cpu_timers) \ +{ \ + LIST_HEAD_INIT(cpu_timers[0]), \ + LIST_HEAD_INIT(cpu_timers[1]), \ + LIST_HEAD_INIT(cpu_timers[2]), \ +} + + +#endif |