On Wed, Jun 01, 2011 at 12:43:58AM +0400, Alexey Borzenkov <[email protected]>
wrote:
> Documentation of libev's ev_timer states that it will happen only
> after the timeout, and not at. Currently it introduces a very
> interesting problem, because if there are ev_timers that have "at"
> being equal to current time, then ev_loop will determine that
Which OS and backend is that? The only reaosnable way to handle that is
by introducing an OS/backend-specific fudge factor, as the poll function
should not return early (some misdesigned ones such as epoll do, and need
special handling).
> If I change "<" with "<=" in timers_reify, then it gets rid of
> unnecessary looping, but it seems like it might have been done to work
Well, that breaks libev's guarantees for timers, so not a good idea.
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