Messages in this thread | | | Date | Fri, 27 May 2011 15:41:49 -0400 (EDT) | From | Nicolas Pitre <> | Subject | Re: [BUG] "sched: Remove rq->lock from the first half of ttwu()" locks up on ARM |
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On Fri, 27 May 2011, Ingo Molnar wrote:
> I'd suggest doing this once modern ARM chips get so widespread that > you can realistically induce a ~700 usecs irqs-off delays on old, > virtual-cache ARM chips. Old chips would likely use old kernels > anyway, right?
Those "old" ARM chips are still largely produced and fitted in new designs, and using latest kernels. They are unlikely to fade away before a couple years.
Nicolas
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