Re: udev is too slow creating devices

From: Randy.Dunlap
Date: Wed Sep 29 2004 - 18:46:24 EST


On Sun, 19 Sep 2004 10:30:35 -0700 Greg KH wrote:

| On Sun, Sep 19, 2004 at 10:00:52PM +0600, Alexander E. Patrakov wrote:
| >
| > OK. The fact is that, when mounting the root filesystem, the kernel can
| > (?) definitely say "there is no such device, and it's useless to wait
| > for it--so I panic". Is it possible to duplicate this logic in the case
| > with udev and modprobe? If so, it should be built into a common place
| > (either the kernel or into modprobe), but not into all apps.
|
| No, we need to just change the kernel to sit and spin for a while if the
| root partition is not found. This is the main problem right now for
| booting off of a USB device (or any other "slow" to discover device.)
| It's a known kernel issue, and there are patches for 2.4 for this, but
| no one has taken the time to update them for 2.6.

(I'm way behind, and I was hoping this thread would die, but:)

I've seen 2.6 patches for booting from USB or IEEE1394.
Is there a fair chance of getting something for USB/1394 booting
merged? (other than by using initrd)

I'd certainly like to see them merged.


[snip]

--
~Randy
MOTD: Always include version info.
(Again. Sometimes I think ln -s /usr/src/linux/.config .signature)
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