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SubjectRe: [GIT PULL] ring-buffer: Replace this_cpu_*() with __this_cpu_*()
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On Thu, Mar 19, 2015 at 3:16 PM, Linus Torvalds
<torvalds@linux-foundation.org> wrote:
>
> So I don't think the ring-buffer change is necessarily _wrong_, but if
> this is a performance issue, why don't we just fix it up for the
> generic case rather than for just one user?

This this_cpu_generic_read/this_cpu_generic_write() performance thing
seems to have dropped off everybody's radar.

Do people still care? Is it an issue?

Linus


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