Messages in this thread | | | Date | Thu, 11 Feb 2016 22:48:19 +0100 | From | Luca Abeni <> | Subject | Re: [PATCH 1/2] sched/deadline: add per rq tracking of admitted bandwidth |
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On Thu, 11 Feb 2016 09:25:46 -0500 Steven Rostedt <rostedt@goodmis.org> wrote:
> On Thu, 11 Feb 2016 14:05:45 +0100 > luca abeni <luca.abeni@unitn.it> wrote: > > > > Well, I never used the rq utilization to re-build the root_domain > > utilization (and I never played with root domains too much... :)... > > So, I do not really know. Maybe the code should do: > > raw_spin_lock(&rq->lock); > > raw_spin_lock(&cpu_rq(cpu)->lock); > > Of course you want to use double_rq_lock() here instead. Right... Of course I always miss something obvious ;-)
Luca
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