RE: PUBLIC CHALLENGE: (was RE: devfs again, (was RE: USB device a

Shawn Leas (SLEAS@videoupdate.com)
Fri, 8 Oct 1999 14:49:39 -0500


From: Stephen Frost [mailto:sfrost@mail.snowman.net]
Subject: RE: PUBLIC CHALLENGE: (was RE: devfs again, (was RE: USB device
a lloc ation) )

>> No it can't. USB, PCMCIA, major/minor limitations, SCSI re-addressing
>> (sdc turning into sdb when sdb goes away), among others...
> For some reason my laptop w/o devfs seems to be working just fine
>w/ it's PCMCIA devices... The major/minor limitations are about the only
>thing I see here, and I agree it would be nice to find a way around those.

I mis-spoke, as I was addressing more the USB situation.

>> >- Makes handling hot-plug easier, but marginally so
>> Correction, makes it POSSIBLE.

> Not true, userspace daemons can handle hot-plugging, and w/
>static major,minor's you can actually just slap something on and talk to
>it via the major,minor appropriate for that device, at least once the
>kernel is updated, but you can do that for at least some things w/o devfs
>(I seem to recall you can force a scsi rescan/reset for new devices).

True.

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