Re: [PATCHv6 0/7] system time changes notification

From: Artem Bityutskiy
Date: Thu Nov 18 2010 - 08:08:51 EST


On Wed, 2010-11-17 at 12:42 -0800, Davide Libenzi wrote:
> On Wed, 17 Nov 2010, Alexander Shishkin wrote:
>
> > > But what you folks really want for this stuff is an extension to
> > > timerfd as you want to be able to poll, right?
> > >
> > > So what about the following:
> > >
> > > Add a new flag TDF_NOTIFY_CLOCK_WAS_SET to the timerfd flags. Now this
> > > flag adds the timer to a separate list, which gets woken up when the
> > > clock is set.
> > >
> > > No new syscall, just a few lines of code in fs/timerfd.c and
> > > clock_was_set().
> > >
> > > Thoughts ?
> >
> > Something like this (sans ugliness)?
>
> Oh, gosh, please. This is interface-multiplexing-a-palooza.
> It should be decided if the feature makes sense, and then have proper
> interface, instead of multiplexing unrelated insterfaces.
> This is a sort of system-event-report pattern. What is wrong with using a
> netlink-based transport for those kind of things?

Could you please explain in more details what is the problem?

--
Best Regards,
Artem Bityutskiy (ÐÑÑÑÐ ÐÐÑÑÑÐÐÐ)

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