Messages in this thread | | | Date | Thu, 15 Apr 2004 12:24:11 -0700 | From | Andrew Morton <> | Subject | Re: message queue limits |
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Marcelo Tosatti <marcelo.tosatti@cyclades.com> wrote: > > On Sun, Apr 11, 2004 at 10:48:28PM -0700, Ulrich Drepper wrote: > > Something has to change in the way message queues are created. > > Currently it is possible for an unprivileged user to exhaust all mq > > slots so that only root can create a few more. Any other unprivileged > > user has no change to create anything. > > > > I think it is necessary to create a per-user limit instead of a > > system-wide limit. > > Actually, there is no infrastructure to account for per-UID limits right now AFAICS > (please someone correct me) at ALL. We need to account and limit for per-user > > - pending signals > - message queues
The stuff in kernel/user.c may be sufficient for this. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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