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SubjectRe: [PATCH 6/6] percpu: Add preemption checks to __this_cpu ops
On Wed, 16 Oct 2013, Peter Zijlstra wrote:

> So I didn't understand what was wrong with:
>
> #define __this_cpu_read(pcp) \
> (__this_cpu_preempt_check("read"), raw_this_cpu_read(pcp))
>
> And idem for all others. This is 1) shorter to write; and 2) makes it
> blindingly obvious that the implementations are actually the same.

Nothing wrong with that. It just increases the scope of this patch to
require modifications to arch code and I already have trouble enough
following through on all the issues that were raised so far.



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