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

[Christoph Hellwig]

On Wed, Apr 21, 2004 at 06:31:08PM +0200, Martin Schwidefsky wrote:
> > This is a bit ugly.  What about inlining the CONFIG_NO_IDLE_HZ case
> > of this function in it's only caller and define idle_cpu_mask to
> > an empty cpu mask for all other arches?
> 
> This would mean that all other arches need to do the above three
> statements in rcu_start_batch. If this is acceptable we certainly
> can introduce a global idle_cpu_mask. Where? sched.c?

My hope was gcc would actually optimize it away if it was a CPP constant
instead of a variable.

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