On Sun, Dec 30, 2007 at 04:56:35PM -0800, Yinghai Lu wrote: > On Dec 30, 2007 4:28 PM, Adrian Bunk <[EMAIL PROTECTED]> wrote: >... > > Sorry for the dumb question, but what in > > > > + if (!smp_processor_id() && !skip_ioapic_setup && nr_ioapics) > > + enable_IO_APIC(); > > > > guarantees that this call doesn't happen when you hotplug CPU 0 ? > > so we can hotplug cpu0 or the bsp?
Honestly I don't know the amd64 architecture well enough for telling whether the hardware allows it or not. > YH cu Adrian -- "Is there not promise of rain?" Ling Tan asked suddenly out of the darkness. There had been need of rain for many days. "Only a promise," Lao Er said. Pearl S. Buck - Dragon Seed -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/