diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/init_task.h | 27 | ||||
| -rw-r--r-- | include/linux/pid.h | 2 |
2 files changed, 29 insertions, 0 deletions
diff --git a/include/linux/init_task.h b/include/linux/init_task.h index 45170b2fa25..a68835fc8c0 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -88,6 +88,28 @@ extern struct nsproxy init_nsproxy; extern struct group_info init_groups; +#define INIT_STRUCT_PID { \ + .count = ATOMIC_INIT(1), \ + .nr = 0, \ + /* Don't put this struct pid in pid_hash */ \ + .pid_chain = { .next = NULL, .pprev = NULL }, \ + .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, \ +} + +#define INIT_PID_LINK(type) \ +{ \ + .node = { \ + .next = NULL, \ + .pprev = &init_struct_pid.tasks[type].first, \ + }, \ + .pid = &init_struct_pid, \ +} + /* * INIT_TASK is used to set up the first task table, touch at * your own risk!. Base=0, limit=0x1fffff (=2MB) @@ -139,6 +161,11 @@ extern struct group_info init_groups; .cpu_timers = INIT_CPU_TIMERS(tsk.cpu_timers), \ .fs_excl = ATOMIC_INIT(0), \ .pi_lock = __SPIN_LOCK_UNLOCKED(tsk.pi_lock), \ + .pids = { \ + [PIDTYPE_PID] = INIT_PID_LINK(PIDTYPE_PID), \ + [PIDTYPE_PGID] = INIT_PID_LINK(PIDTYPE_PGID), \ + [PIDTYPE_SID] = INIT_PID_LINK(PIDTYPE_SID), \ + }, \ INIT_TRACE_IRQFLAGS \ INIT_LOCKDEP \ } diff --git a/include/linux/pid.h b/include/linux/pid.h index 33d343880d8..1e0e4e3423a 100644 --- a/include/linux/pid.h +++ b/include/linux/pid.h @@ -51,6 +51,8 @@ struct pid struct rcu_head rcu; }; +extern struct pid init_struct_pid; + struct pid_link { struct hlist_node node; |