X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Flinux%2Finit_task.h;h=e752d973fa21b3e245d5fed25f782f45197493fa;hb=76a67ec6fb79ff3570dcb5342142c16098299911;hp=dcfd2ecccb5d63dbcb2718a2f3e827aef9d68a23;hpb=20dcae32439384b6863c626bb3b2a09bed65b33e;p=safe%2Fjmp%2Flinux-2.6 diff --git a/include/linux/init_task.h b/include/linux/init_task.h index dcfd2ec..e752d97 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -1,32 +1,18 @@ #ifndef _LINUX__INIT_TASK_H #define _LINUX__INIT_TASK_H -#include #include +#include +#include +#include +#include +#include +#include +#include +#include -#define INIT_FDTABLE \ -{ \ - .max_fds = NR_OPEN_DEFAULT, \ - .max_fdset = __FD_SETSIZE, \ - .next_fd = 0, \ - .fd = &init_files.fd_array[0], \ - .close_on_exec = &init_files.close_on_exec_init, \ - .open_fds = &init_files.open_fds_init, \ - .rcu = RCU_HEAD_INIT, \ - .free_files = NULL, \ - .next = NULL, \ -} - -#define INIT_FILES \ -{ \ - .count = ATOMIC_INIT(1), \ - .file_lock = SPIN_LOCK_UNLOCKED, \ - .fdt = &init_files.fdtab, \ - .fdtab = INIT_FDTABLE, \ - .close_on_exec_init = { { 0, } }, \ - .open_fds_init = { { 0, } }, \ - .fd_array = { NULL, } \ -} +extern struct files_struct init_files; +extern struct fs_struct init_fs; #define INIT_KIOCTX(name, which_mm) \ { \ @@ -36,7 +22,7 @@ .user_id = 0, \ .next = NULL, \ .wait = __WAIT_QUEUE_HEAD_INITIALIZER(name.wait), \ - .ctx_lock = SPIN_LOCK_UNLOCKED, \ + .ctx_lock = __SPIN_LOCK_UNLOCKED(name.ctx_lock), \ .reqs_active = 0U, \ .max_reqs = ~0U, \ } @@ -48,30 +34,92 @@ .mm_users = ATOMIC_INIT(2), \ .mm_count = ATOMIC_INIT(1), \ .mmap_sem = __RWSEM_INITIALIZER(name.mmap_sem), \ - .page_table_lock = SPIN_LOCK_UNLOCKED, \ + .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), \ +#define INIT_SIGNALS(sig) { \ + .count = ATOMIC_INIT(1), \ .wait_chldexit = __WAIT_QUEUE_HEAD_INITIALIZER(sig.wait_chldexit),\ - .shared_pending = { \ + .shared_pending = { \ .list = LIST_HEAD_INIT(sig.shared_pending.list), \ - .signal = {{0}}}, \ + .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, \ + .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 + +extern struct cred init_cred; + /* * INIT_TASK is used to set up the first task table, touch at * your own risk!. Base=0, limit=0x1fffff (=2MB) @@ -79,48 +127,63 @@ extern struct group_info init_groups; #define INIT_TASK(tsk) \ { \ .state = 0, \ - .thread_info = &init_thread_info, \ + .stack = &init_thread_info, \ .usage = ATOMIC_INIT(2), \ - .flags = 0, \ + .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, \ - .run_list = LIST_HEAD_INIT(tsk.run_list), \ - .ioprio = 0, \ - .time_slice = HZ, \ + .se = { \ + .group_node = LIST_HEAD_INIT(tsk.se.group_node), \ + }, \ + .rt = { \ + .run_list = LIST_HEAD_INIT(tsk.rt.run_list), \ + .time_slice = HZ, \ + .nr_cpus_allowed = NR_CPUS, \ + }, \ .tasks = LIST_HEAD_INIT(tsk.tasks), \ - .ptrace_children= LIST_HEAD_INIT(tsk.ptrace_children), \ - .ptrace_list = LIST_HEAD_INIT(tsk.ptrace_list), \ + .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, \ - .group_info = &init_groups, \ - .cap_effective = CAP_INIT_EFF_SET, \ - .cap_inheritable = CAP_INIT_INH_SET, \ - .cap_permitted = CAP_FULL_SET, \ - .keep_capabilities = 0, \ - .user = INIT_USER, \ + .real_cred = &init_cred, \ + .cred = &init_cred, \ + .cred_exec_mutex = \ + __MUTEX_INITIALIZER(tsk.cred_exec_mutex), \ .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, \ - .proc_lock = SPIN_LOCK_UNLOCKED, \ + .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 \ }