Path: utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!usc!sdsu!ucsd!helios.ee.lbl.gov!ace.ee.lbl.gov!leres
From: leres@ace.ee.lbl.gov (Craig Leres)
Newsgroups: comp.bugs.4bsd
Subject: Re: A ping question and the infamous "sendto: No buffer space available" message
Message-ID: <4388@helios.ee.lbl.gov>
Date: 6 Dec 89 02:06:40 GMT
References: <1989Dec1.102932.15678@larouch.uucp>
Sender: usenet@helios.ee.lbl.gov
Reply-To: leres@helios.ee.lbl.gov (Craig Leres)
Organization: Lawrence Berkeley Laboratory, Berkeley
Lines: 12
X-Local-Date: 5 Dec 89 18:06:40 PST

John Robert LoVerso writes:
> This will probably only work in 4.3tahoe and later, where a call to
> if_flushq() was added to if_down().  This just frees all the packet
> chains queued for the interface - without this, ifconfig'ing back up
> just leaves the i/f queue full.

Gee, I've seen this work on a Vax running stock 4.3 BSD. Besides, I
don't see what different it makes if there are packets on the queue
when the interface becomes unwedged; seems to me they'll all get
dequeued as they are transmitted...

		Craig