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SubjectRe: [PATCH 1/1] SGI X86 UV: Provide a System Activity Indicator driver
Ingo Molnar wrote:
> * Mike Travis <> wrote:
>> arch/x86/kernel/genx2apic_uv_x.c | 138 +++++++++++++++++++++++++++++++++++++++
>> include/asm-x86/uv/uv_hub.h | 62 +++++++++++++++++
> hm, why is this in genx2apic_uv_x.c, not a separate file?

This keeps it in the uv_hub percpu area, a chunk of memory that is accessed
quite often for many of the basic UV operations. This should increase the
probability that the data is already located in the cpu's cache.


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