Messages in this thread | | | Date | Fri, 29 Aug 2008 15:15:34 -0700 (PDT) | From | Brian Wellington <> | Subject | Re: [patch 0/5] Nano/Microsecond resolution for select() and poll() |
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On Fri, 29 Aug 2008, Arjan van de Ven wrote:
> Today in Linux, select() and poll() operate in jiffies resolution > (granularity), meaning an effective resolution of 1 millisecond (HZ=1000) to > 10 milliseconds (HZ=100). Delays shorter than this are not possible, and all > delays are in multiples of this granularity.
Would a similar change also be useful for epoll_wait()? It's unfortunate that there's no way to use epoll with more than millisecond granularity, but it seems like the same arguments could be made as with poll().
Brian
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