Messages in this thread | | | Date | Tue, 14 Mar 2006 15:45:45 -0800 | From | Andrew Morton <> | Subject | Re: soft lockup in serial8250_console_write(?) |
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Ingo Molnar <mingo@elte.hu> wrote: > > > * Randy.Dunlap <rdunlap@xenotime.net> wrote: > > > > > This function calls wait_for_xmitr() [inline], which in worst case can > > > > spin for 1.010 seconds. Could this be the cause of a soft lockup? > > > > > > hm, it shouldnt cause that. Could you try the attached patch [which is > > > the next-gen softlockup detector], do you get the message even with that > > > one applied? > > > > 5/5 good boots with your new patch. > > 5/5 soft lockups without it. > > > > Is this scheduled for post-2.6.16 ? > > yes, in theory. Andrew? >
Which? timer-irq-driven-soft-watchdog-cleanups.patch? Yup. - 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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