Messages in this thread | | | Date | Tue, 05 Mar 2013 12:03:02 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [RFC PATCH 1/5] net: implement support for low latency socket polling |
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On 03/05/2013 11:55 AM, David Miller wrote: > From: Ben Hutchings <bhutchings@solarflare.com> > Date: Tue, 5 Mar 2013 16:43:01 +0000 > >> In general it appears to require a run-time check. You might need to >> augment <asm/timex.h>. > > On the other hand, unlike get_cycles, sched_clock() is always available. >
On the gripping hand, we need to know when it uses something like jiffies, in which case we probably need to disable the whole interface.
-hpa
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