Date: Mon, 16 Mar 1998 08:15:34 -0800 From: Cy Schubert - ITSD Open Systems Group <cschuber@uumail.gov.bc.ca> To: Mike Smith <mike@smith.net.au> Cc: Robert Watson <robert+freebsd@cyrus.watson.org>, Cy Schubert - ITSD Open Systems Group <cschuber@uumail.gov.bc.ca>, gkshenaut@ucdavis.edu, stable@FreeBSD.ORG Subject: Re: DEVFS (was Re: More problems with new slice code ) Message-ID: <199803161616.IAA19800@passer.osg.gov.bc.ca> In-Reply-To: Your message of "Sun, 15 Mar 1998 14:42:40 PST." <199803152242.OAA12236@dingo.cdrom.com>
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> > >
> > > The nodes are completely dynamic; when a device is found (eg. at boot
> > > time, or when a PCCARD is inserted, or when a PCI LKM is loaded, or
> > > whenever) they appear, and when a device goes away (card removed, etc.)
> > > they disappear.
> >
> > Mike,
> >
> > Will it still be possible to create/use device nodes with mknod, etc,
> > elsewhere in the file system?
>
> No. The whole 'major/minor' number concept will ultimately be phased
> out, and device identifiers will be dynamically assigned. This
> basically makes static device nodes unuseful.
>
> Having said that, it will indeed be possible to have device nodes
> appear in more than one place, and have different permissions etc. in
> those separate places, which is I think what you are getting at
> (chrooted environments, etc.)
What about device drivers. Will the device driver interface change?
Regards, Phone: (250)387-8437
Cy Schubert Fax: (250)387-5766
UNIX Support OV/VM: BCSC02(CSCHUBER)
ITSD BITNET: CSCHUBER@BCSC02.BITNET
Government of BC Internet: cschuber@uumail.gov.bc.ca
Cy.Schubert@gems8.gov.bc.ca
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