Date: Fri, 17 Mar 2006 16:13:30 +0100 From: des@des.no (Dag-Erling =?iso-8859-1?Q?Sm=F8rgrav?=) To: Dmitry Pryanishnikov <dmitry@atlantis.dp.ua> Cc: freebsd-current@freebsd.org Subject: Re: [patch] NetBSD disklabel support for geom_bsd Message-ID: <863bhh3y05.fsf@xps.des.no> In-Reply-To: <20060317012428.N52721@atlantis.atlantis.dp.ua> (Dmitry Pryanishnikov's message of "Fri, 17 Mar 2006 02:34:54 %2B0200 (EET)") References: <20060317012428.N52721@atlantis.atlantis.dp.ua>
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Dmitry Pryanishnikov <dmitry@atlantis.dp.ua> writes: > 1) NetBSD people extended partition table to 16 entries vs. our 8. That's= OK, > we have place for 22 entries within 512-byte sector for disklabel offs= et 0, > and 18 for offset 64 bytes (Alpha's case). > > 2) (most important) NetBSD disklabel describes partitions not slice-relat= ive > (like ours), but the whole device-relative. They have no slice devices= , so > their disklabel actually duplicates functionality of device slice > table, and describes both NetBSD partitions and other slices as partit= ions. I believe we already support that - we did it the same way ourselves prior to GEOM, and geom_bsd should still have compat shims for old labels. DES --=20 Dag-Erling Sm=F8rgrav - des@des.no
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