Re: [PATCH 00/10] x86, xsave: some code cleanups and reworks

[H. Peter Anvin]

On 07/20/2010 01:17 PM, Cyrill Gorcunov wrote:
> 
> well, not true, this id is being set in setup_per_cpu_areas()
> note the snippet
> 
> 		if (cpu == boot_cpu_id)
> 			switch_to_new_gdt(cpu);
> 
> but cycle of assignment is done over all possible cpus so
> smp_processor_id will be = 0 for BP but definitely it's
> confusing and better to check for BP via explicit cpu == boot_cpu_id
> I think. Though I might be missing something.
> 

I think the style (!smp_processor_id()) is already in use in other
places, but we should be consistent in style; if you want to introduce a
new style I certainly agree that (is_boot_cpu()) is pretty clear but it
should be introduced universally.

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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