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
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