Messages in this thread |  | | | Date | Sat, 21 Jul 2007 04:21:34 -0700 | | From | "Yinghai Lu" <> | | Subject | Re: [PATCH] x86_64: use apic core id bits for core nums |
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On 7/21/07, Andi Kleen <ak@suse.de> wrote: > On Saturday 21 July 2007 09:56:15 Yinghai Lu wrote: > > please check my version, we should use core id bits instead. > > > > it should replace > > [PATCH for review] [37/48] x86_64: make k8topology multi-core aware > > Yes, you're right the patch is not good. It should probably use > information from the regular CPU setup code, not touch cpuid > directly
need move some code into early_identify_cpu from identify_cpu in arch/x86_64/kernel/setup.c then could use that bits in bsp cpu info.
BTW: it seems for BSP only early_identify_cpu is called, and identify_cpu is only use in smp_callin for AP. Do i miss sth.
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