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Re: wrapping (some) ipis in arch/x86/
On 13 August 2011 11:45, Christos Zoulas <christos%astron.com@localhost> wrote:
> In article
> Cherry G. Mathew <cherry.g.mathew%gmail.com@localhost> wrote:
>>On 13 August 2011 11:26, Christos Zoulas <christos%astron.com@localhost>
>>> In article <8762m4qlm8.fsf%zyx.in@localhost>, Cherry G. Mathew
>>> <cherry%zyx.in@localhost> wrote:
>>>>I'd like to ask peoples' opinions about the above patch. This would
>>>>remove a couple of #ifdef XEN/#endif pairs I had to introduce
>>> If those are performance critical, perhaps they should be inlined?
>>I don't think they are - the first is a HALT ipi and the second
>>"kicks" other sleeping CPUS via cpu_needs_resched()
> So the first one isn't, but how often is the second one called?
Once per tick at worst.
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