Messages in this thread | | | Date | Wed, 12 Nov 2008 10:53:19 -0600 | From | "Serge E. Hallyn" <> | Subject | Re: Signals to cinit |
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Quoting Oleg Nesterov (oleg@redhat.com): > --- K-IS/kernel/signal.c~T 2008-11-10 19:21:17.000000000 +0100 > +++ K-IS/kernel/signal.c 2008-11-10 20:31:24.000000000 +0100 > @@ -798,11 +798,19 @@ static inline int legacy_queue(struct si > return (sig < SIGRTMIN) && sigismember(&signals->signal, sig); > } > > +#define SIG_FROM_USER INT_MIN /* MSB */ > + > static int send_signal(int sig, struct siginfo *info, struct task_struct *t, > int group) > { > struct sigpending *pending; > struct sigqueue *q; > + int from_ancestor_ns; > + > + from_ancestor_ns = !is_si_special(info) && > + (info->si_signo | SIG_FROM_USER) &&
I assume you mean '&'?
> + /* if t can't see us we are from parent ns */ > + task_pid_nr_ns(current, t->current->nsproxy->pid_ns) <= 0;
This doesn't look so bad... (but still looking through followup emails)
-serge
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