diff options
Diffstat (limited to 'kernel/fork.c')
| -rw-r--r-- | kernel/fork.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/kernel/fork.c b/kernel/fork.c index bd902cc45283..5bc7f2a07915 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -628,7 +628,6 @@ static inline int copy_sighand(unsigned long clone_flags, struct task_struct * t atomic_set(&sig->count, 1); sig->group_exit = 0; sig->group_exit_code = 0; - init_completion(&sig->group_exit_done); memcpy(sig->action, current->sig->action, sizeof(sig->action)); sig->curr_target = NULL; init_sigpending(&sig->shared_pending); @@ -672,6 +671,12 @@ static struct task_struct *copy_process(unsigned long clone_flags, */ if (clone_flags & CLONE_THREAD) clone_flags |= CLONE_SIGHAND; + /* + * Detached threads can only be started up within the thread + * group. + */ + if (clone_flags & CLONE_DETACHED) + clone_flags |= CLONE_THREAD; retval = security_ops->task_create(clone_flags); if (retval) @@ -843,6 +848,7 @@ static struct task_struct *copy_process(unsigned long clone_flags, * Let it rip! */ p->tgid = p->pid; + p->group_leader = p; INIT_LIST_HEAD(&p->thread_group); INIT_LIST_HEAD(&p->ptrace_children); INIT_LIST_HEAD(&p->ptrace_list); @@ -870,6 +876,7 @@ static struct task_struct *copy_process(unsigned long clone_flags, goto bad_fork_cleanup_namespace; } p->tgid = current->tgid; + p->group_leader = current->group_leader; list_add(&p->thread_group, ¤t->thread_group); spin_unlock(¤t->sig->siglock); } |