Messages in this thread | | | From | Kay Sievers <> | Date | Thu, 6 Aug 2009 19:15:15 +0200 | Subject | Re: [PATCH] Driver Core: devtmpfs - kernel-maintained tmpfs-based /dev |
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On Thu, Aug 6, 2009 at 19:06, Al Boldi<a1426z@gawab.com> wrote: > Andi Kleen wrote: >> Greg KH <greg@kroah.com> writes: >> > It makes the userspace boot process much simpler and easier to maintain, >> > as well as providing a way to handle rescue disks and images trivially, >> > and it makes the kernel _less_ dependant on the early userspace bootup >> > scripts. >> >> As a initrd less kernel user I can really only agree: getting rid >> of the udev-in-initrd requirement would be a big step forward >> in usability. Typically I always have to pre populate >> a on disk /dev manually first to get my kernels to boot. > > Oh good, I thought I was the only one doing that. > > The reason I don't like udev is that it's just to slow; something like a 5-10s > delay on each boot. No idea why it should be so slow,
Because you setup is broken, I guess.
> but it's probably > probing the kernel for all available devices at boot, when it could be much > quicker by probing for the device on access.
It takes more like 0.5 - 0.7 seconds on a usual setup.
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