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SubjectRe: [PATCH] memcg: remove unneeded preempt_disable
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On Thu, 2011-08-18 at 14:40 -0700, Andrew Morton wrote:
>
> I think I'll apply it, as the call frequency is low (correct?) and the
> problem will correct itself as other architectures implement their
> atomic this_cpu_foo() operations.

Which leads me to wonder, can anything but x86 implement that this_cpu_*
muck? I doubt any of the risk chips can actually do all this.
Maybe Itanic, but then that seems to be dying fast.


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