Date: Tue, 29 Jun 1999 15:29:58 +0100 From: Kevin Bracey <kbracey@e-14.com> To: freebsd-net@freebsd.org Subject: Re: Old IP addresses hanging around in routes Message-ID: <fff1cd1949%kbracey@kbracey.acorn.co.uk> In-Reply-To: <Pine.BSF.3.95.990628093040.10211D-100000@current1.whistle.com>
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In message <Pine.BSF.3.95.990628093040.10211D-100000@current1.whistle.com>
Julian Elischer <julian@whistle.com> wrote:
> I cahcked in a set of changes for this back in 1997
> they are in a branch marked "WHISTLE_NET_BRANCH" or something similar.
>
> use the CVS web interface to check some of teh files (like if.c)
> to find the tag and then exctact out the differences..
> I have decided that I will resurect those changes some day and apply the m
> to current..
> what they do is:
>
> reference count a lot more networking structures.
> remove all references from routes directly to interfaces (they go via the
> ifaddrs only)
>
> add code to notice when ifaddrs are invalid and remove the reference.
> (the ifaddr is freed when it's last reference goes away)
>
I've had a little look at this. It seems a little severe - if I understand
it correctly then any static routes through an interface will be totally
deleted if that interface route is deleted. Is this interpretation correct?
--
Kevin Bracey, Senior Software Engineer
Pace Micro Technology plc Tel: +44 (0) 1223 725228
645 Newmarket Road Fax: +44 (0) 1223 725328
Cambridge, CB5 8PB, United Kingdom WWW: http://www.acorn.co.uk/
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