Messages in this thread | | | Date | Mon, 24 Jun 2013 23:07:21 -0400 | From | Matthew Wilcox <> | Subject | Re: RFC: Allow block drivers to poll for I/O instead of sleeping |
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On Mon, Jun 24, 2013 at 08:11:02PM -0400, Steven Rostedt wrote: > What about hooking into the idle_balance code? That happens if we are > about to go to idle but before the full schedule switch to the idle > task. > > > In __schedule(void): > > if (unlikely(!rq->nr_running)) > idle_balance(cpu, rq);
That may be a great place to try it from the PoV of the scheduler, but are you OK with me threading a struct backing_dev_info * all the way through the scheduler to idle_balance()? :-)
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