> Ingo Molnar [mailto:mingo.kernel....@gmail.com] wrote: > Friday, October 25, 2013 3:58 AM > > * Fenghua Yu <fenghua...@intel.com> wrote: > > > From: Fenghua Yu <fenghua...@intel.com> > > > > In reboot and crash path, when shutdown local APIC, I/O APIC is still > active. > > This may cause issues because external interrupts can still come in > and > > disturb local APIC during shutdown process. To quiet external > interrupts, > > disable I/O APIC before shutdown local APIC. > > What specific 'issues' were observed, on what kind of systems? >
This patch is a workaround for a to-be-published erratum; the erratum will be published in a few weeks. Thanks. -Fenghua -- 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/
