Re: [PATCH] s390 (9/9): no timer interrupts in idle.

[Martin Schwidefsky]

> idle_cpu_mask does not really represent CPUs that are conventionally
> called "idle", it represents the ones that have hz timer switched
> off (in your patch). So, why not just call it nohz_cpu_mask ?
> RCU doesn't need an idle cpu mask, it has its own mechanism
> for detecting idle cpus, it just needs to know about the ones
> that have hz timers switched off. If you call it nohz_cpu_mask,
> then it would make sense to say that for systems which do not
> switch off hz timer, nohz_cpu_mask will always be CPU_MASK_NONE.

Ok, I don't really mind the name change. It's nohz_cpu_mask then.

blue skies,
   Martin

Linux/390 Design & Development, IBM Deutschland Entwicklung GmbH
Schönaicherstr. 220, D-71032 Böblingen, Telefon: 49 - (0)7031 - 16-2247
E-Mail: schwidefsky@xxxxxxxxxx


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