On Tue, Mar 15, 2016 at 09:43:15AM -0600, Toshi Kani wrote:
> > Please use on init paths boot_cpu_has(X86_FEATURE_PAT) and on fast paths
> > static_cpu_has(X86_FEATURE_PAT). No more of that cpu_has_XXX ugliness.
>
> 'cpu_has_pat' is defined as 'boot_cpu_has(X86_FEATURE_PAT)'. Do you mean
> it should explicitly use 'boot_cpu_has(X86_FEATURE_PAT)'?
No, read what I said.
We use boot_cpu_has(<feature_bit>) on slow paths (i.e., init, bootup,
etc), where speed is not that important. static_cpu_has(<feature_bit>)
is an optimized version which should be used in hot paths.
--
Regards/Gruss,
Boris.
ECO tip #101: Trim your mails when you reply.
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