Date: Sat, 29 Oct 2005 00:01:42 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: rpaulo@fnop.net Cc: freebsd-hackers@freebsd.org, tech-kern@NetBSD.org, wrstuden@NetBSD.org, hselasky@c2i.net Subject: Re: FreeBSD 5/6/7 kernel emulator for NetBSD 2.x Message-ID: <20051029.000142.95903921.imp@bsdimp.com> In-Reply-To: <20051026181403.GF1702@neuron.fnop.net> References: <200510242235.48403.hselasky@c2i.net> <20051026172252.GA23243@netbsd.org> <20051026181403.GF1702@neuron.fnop.net>
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In message: <20051026181403.GF1702@neuron.fnop.net>
Rui Paulo <rpaulo@fnop.net> writes:
: On 2005.10.26 10:22:52 -0700, Bill Studenmund wrote:
: | On Mon, Oct 24, 2005 at 10:35:47PM +0200, Hans Petter Selasky wrote:
: | >
: | > Main features:
: | >
: | > - Implements FreeBSD's devfs on NetBSD.
: |
: | In the past, we (NetBSD folks) have talked about a devfs. One issue that
: | has come up (I'll be honest, I've raised it a lot) is a desire to retain
: | permission changes across boots, and to tie devices (when possible) to a
: | device-specific attribute rather than a probe order.
: |
: | Does FreeBSD's devfs support locators and persistent information? Are
: | there plans to support something like that, if not?
:
: I remember Linux's devfs having a configure file for that particular
: objective. The user would set the permission flags in (I can't recall
: if this is the real name) /etc/devfsd.conf and let devfsd do the job.
:
: You could also use another directory for permissions, like /dev-state,
: but personally, I don't like this method.
:
: http://www.atnf.csiro.au/people/rgooch/linux/docs/devfs.html#persistence
FreeBSD also has a file that can be used to control the permissions
and ownerships at runtime. The persistance can be there, but isn't
there by default like the old nodes in /dev.
Warner
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