Messages in this thread | | | Date | Thu, 03 Jun 2010 14:30:52 -0700 | From | Yinghai Lu <> | Subject | Re: [PATCH]: x86: use acpi flags for apic mapping |
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On 06/03/2010 02:14 PM, Prarit Bhargava wrote: > >> It seems we don't need this patch. >> >> so all system should support phys apic mode, but system with less 8 cpus is supposed to support cluster mode for better performance. >> >> current kernel will try to use cluster mode if nr_cpus is less than 8. >> >> some system have problem like IBM and NCR only support phys apic mode even cpus < 8 ... >> >> > > What about systems that have set the ACPI values? We just ignore those > then? we checked the value to see if it only support phys apic mode.
Yinghai
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