From owner-cvs-all Mon Jul 3 10:29:52 2000 Delivered-To: cvs-all@freebsd.org Received: from critter.freebsd.dk (critter.freebsd.dk [212.242.40.131]) by hub.freebsd.org (Postfix) with ESMTP id 1974937BA14; Mon, 3 Jul 2000 10:29:47 -0700 (PDT) (envelope-from phk@critter.freebsd.dk) Received: from critter.freebsd.dk (localhost [127.0.0.1]) by critter.freebsd.dk (8.9.3/8.9.3) with ESMTP id TAA07423; Mon, 3 Jul 2000 19:29:39 +0200 (CEST) (envelope-from phk@critter.freebsd.dk) To: Nick Hibma Cc: Garrett Wollman , Warner Losh , cvs-committers@FreeBSD.ORG, cvs-all@FreeBSD.ORG Subject: Re: cvs commit: src/sys/sys bus.h bus_private.h src/sys/kern subr_bus.c In-reply-to: Your message of "Mon, 03 Jul 2000 18:01:09 BST." Date: Mon, 03 Jul 2000 19:29:39 +0200 Message-ID: <7421.962645379@critter.freebsd.dk> From: Poul-Henning Kamp Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In message , Nick Hibma wri tes: >> In other words, devices which are removed need to be accounted for as >> ``still attached but not physically present'' rather than simply >> ``gone''. > >Could you give an example of when this would be good behaviour, because >I can only see big problems when trying to implement this. > > >In general when you willfully remove a device you want it to act like it >has disappeared. ... unless you are replacing faulty hardware with working hardware. Hot-Plug is a *real* hot item in serious operational environments. (There are smarter ways, but they don't seem to know that :-) -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD coreteam member | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message