On 4 January 2016 at 07:47, John Baldwin <j...@freebsd.org> wrote:
> On Friday, January 01, 2016 07:41:42 PM Adrian Chadd wrote:
>> yup. all of this is ... terrible atm.
>>
>> I do need to be able to give a bounds though. :(
>
> The _sbt variants let you specify a bounds for the "fuzzy". You
> give the deadline time as one value ('sbt') and an upper bound on
> how long to delay extra as the second ('pr'). The wait will
> timeout sometime between 'sbt' and 'sbt + pr'.
>
> Alternatively, you can leave 'pr' as 0 and encode the precision
> via the C_PREL() flags instead as described in callout(9). (I
> think how to use sbintime_t should probably be broken out into
> a separate sbintime(9) manpage that callout(9) and other consumers
> reference rather than being buried in callout(9) to make it easier
> to figure out how to use these. The same manpage can also talk
> about the SBT_* constants and how to generate sbintime_t values
> from known reference times.)
I dug into it a few months ago and found it was .. not quite as bounded fuzzy :(
-a
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