Messages in this thread |  | | | From | Al Boldi <> | | Subject | Re: [PATCH] Driver Core: devtmpfs - kernel-maintained tmpfs-based /dev | | Date | Thu, 6 Aug 2009 20:27:09 +0300 |
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Kay Sievers wrote: > 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.
I don't know about your setup, but all dists I used (fedora, mandriva, ubuntu, debian) hang every boot for 5-10s.
Are you saying devtmpfs has the same delay as udev?
Thanks!
-- Al
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