On Wednesday 14 September 2005 21:13, David Lang wrote:
> On Wed, 14 Sep 2005, Robert Love wrote:
>
> >> Took an actual devfs system of mine and disabled devfs from the
> >> kernel, then enabled hotplug and sysfs for udev to run. make clean
> >> and surprise surprise, kernel is much bigger. Enable netlink stuff and
> >> it's bigger still. udev is only smaller if like Greg you don't count
> >> its kernel components against it, even if they wouldn't otherwise need
> >> to be enabled. Difference is to the tune of 604164 on udev and 588466
> >> on devfs. Maybe not a lot in some people's books, but a huge
> >> difference from the claims of other people that devfs is actually
> >> bigger.
> >
> > What modern system, though, could survive without hotplug and sysfs and
> > netlink? You need to have those components, you want those features,
> > anyhow.
>
> most servers and embedded systems can survive just fine without hotplug
> (in fact hotplug is frequently the slowest part of the boot).
>
I wonder why udev or devfs is so much needed for an embedded system with
a static and very limited set of devices? Make static /dev and get rid
of both.
And as far as servers go - you start them and you leave them alone. Who
cares how long this things boots if you do it once a month?
--
Dmitry
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