Re: debian and UDEV
On Thu, May 18, 2006 at 07:16:00PM +0200, Goswin von Brederlow wrote:
> Wouter Verhelst <wouter@debian.org> writes:
>
> > On Thu, May 18, 2006 at 04:16:33PM +0200, Gabor Gombas wrote:
> >> On Wed, May 17, 2006 at 10:24:28PM +0200, Goswin von Brederlow wrote:
> >> > Just like the kernel always did prior to udev.
> >>
> >> You're missing a very important thing. This is _NOT_ a "udev vs.
> >> pre-udev" question. This is a "new kernel hotplug behavior vs. old
> >> kernel hotplug behavior" question. The fact is that the kernel behavior
> >> changed fundamentally in the early 2.6.x series compared to 2.4.x, and
> >> userspace did not follow that change ever since. udev simply exposes how
> >> the kernel really works. Not using udev solves NOTHING since it's not
> >> udev that is broken: it is the general userspace assumption about how
> >> the kernel works what is broken.
> >
> > This is pure crap.
> >
> > Install udev on my system -> things break randomly and unreproducibly,
> > due to race conditions all over the place.
> >
> > Install hotplug on my system, and make sure udev is not installed ->
> > things Just Work(TM).
>
> That is because udev is slower so the window of the race condition
> gets increased many many times. Without udev you don't have to wait
> for the mknod call to complete.
Which is a bad thing, why?
> And for most hardware that actualy makes the race condition disapear.
Exactly. So there.
--
Fun will now commence
-- Seven Of Nine, "Ashes to Ashes", stardate 53679.4
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