Date: Fri, 08 Apr 2011 00:51:58 -0700 From: perryh@pluto.rain.com To: phk@phk.freebsd.dk Cc: avg@freebsd.org, freebsd-geom@freebsd.org Subject: Re: geom and removable media Message-ID: <4d9ebe9e.pIGnOm19kkj92XTf%perryh@pluto.rain.com> In-Reply-To: <70252.1302171058@critter.freebsd.dk> References: <70252.1302171058@critter.freebsd.dk>
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"Poul-Henning Kamp" <phk@phk.freebsd.dk> wrote: > ... it was a big mistake to use the same /dev entry > for both drive and media Well, maybe, in hindsight :) If the drive and the media had separate /dev entries it might never have been necessary to invent ioctl. > but waaay to late to fix it now. Yep. The drive and its removeable media have shared the same /dev entry since, at least, Bell Labs 6th Edition. (I _know_ this is true of dectapes, half-inch magtapes, 8" floppies, and "rk" cartridge disks; I think the "rp" disk drive may also have had removeable packs.)
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