On Fri, Mar 20, 2009 at 08:13:05AM -0700, Dan Kegel wrote:
> On Fri, Mar 20, 2009 at 8:06 AM, Thor Lancelot Simon <t...@panix.com> wrote:
> >> > Just to clarify: I can add two events, one for EV_READ and one for
> >> > EV_WRITE, on the same FD, with different callbacks, and that _will_
> >> > work as expected?
> >>
> >> Even if that works, isn't it inefficient at the syscall level somehow?
> >
> > I can't think of why it would be. ?Can you explain?
>
> Try doing it under strace and see what happens.
> I seem to recall it caused one epoll syscall per event
> on each time around the event loop.
Ugh. That sounds like a terrible limitation of epoll. A syscall
_per event_?
Once again I'm glad to not be using Linux.
--
Thor Lancelot Simon t...@rek.tjls.com
"Even experienced UNIX users occasionally enter rm *.* at the UNIX
prompt only to realize too late that they have removed the wrong
segment of the directory structure." - Microsoft WSS whitepaper
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