Messages in this thread | | | Subject | Re: [patch 09/16] sched: unthrottle cfs_rq(s) who ran out of quota at period refresh | From | Peter Zijlstra <> | Date | Tue, 28 Jun 2011 11:11:53 +0200 |
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On Mon, 2011-06-27 at 21:40 -0700, Paul Turner wrote: > >> + if (unlikely(runtime_expires != cfs_b->runtime_expires)) > >> + goto out_unlock; > > > > it might help to explain how, runtime_expires is taken from cfs_b after > > calling __refill_cfs_bandwidth_runtime, and we're in the replenishment > > timer, so nobody is going to be adding new runtime. > > > > Good idea -- thanks
Aside from being a good idea, I'm genuinely puzzled by that part and would love having it explained :-)
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