Commit eda4d244 authored by Ingo Molnar's avatar Ingo Molnar

[PATCH] thread exit deadlock bug

This fixes the Mozilla SMP lockup in the exit path.
parent e335a273
......@@ -280,11 +280,13 @@ void __exit_sighand(struct task_struct *tsk)
if (atomic_read(&sig->count) == 1 &&
leader->state == TASK_ZOMBIE) {
__remove_thread_group(tsk, sig);
spin_unlock(&sig->siglock);
do_notify_parent(leader, leader->exit_signal);
} else
} else {
__remove_thread_group(tsk, sig);
spin_unlock(&sig->siglock);
}
}
clear_tsk_thread_flag(tsk,TIF_SIGPENDING);
flush_sigqueue(&tsk->pending);
......
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