Messages in this thread | | | Date | Wed, 15 Dec 1999 15:13:45 +0100 | From | Jamie Lokier <> | Subject | Re: gettimeofday() a special case : why? |
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Pavel Machek wrote: > > It's not a matter of recently in the past, but it must be _monotone_. If > > you only lose coherency between tv_sec and tv_usec you can just have a TOD > > that goes back instead of forward or equal sometime. > > Ok, so you just check for monotony in userspace and fix it if it is > not :-).
You still need an efficient way to ensure monotonicity between different threads perhaps on different CPUs.
-- Jamie
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