Hi, On 03/25/2013 05:00 PM, Lenky Gao wrote: > I have found a comment in function physflat_cpu_mask_to_apicid to explain why. > > static unsigned int physflat_cpu_mask_to_apicid(const struct cpumask *cpumask) > { > int cpu; > > /* > * We're using fixed IRQ delivery, can only return one phys APIC ID. > * May as well be the first. > */ > ... > > This is mean i can not distribute the interrupts over multiple cores > when the machine have more than 8 cores? > > Sorry I can't find physflat_cpu_mask_to_apicid() in latest Linux tree, seems it has been removed out.. But just consider what you said that it's limited by "8 cores" IMHO it's impossible or it is a bug.
thanks, linfeng -- 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/