On 02/15, Al Viro wrote: > > OK, _very_ preliminary patch follows. It's uglier than it has to
And I'm afraid it needs more uglifications... > +void dismiss_siginfo(ksiginfo_t *info) > +{ > + if (info->q) > + __sigqueue_free(info->q); > + info->q = NULL; > +} 1. info->q can be already freed if SIGQUEUE_PREALLOC. Once get_signal_to_deliver() or any other caller drops ->siglock another thread can do sys_timer_delete()->sigqueue_free(). 2. We need to move do_schedule_next_timer() from dequeue_signal() here. Otherwise ->q can be reused/overwritten by the next send_sigqueue() right affter ->siglock is dropped. Oleg. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/