Date: Tue, 22 May 2007 14:34:02 -0400 From: Marcel Moolenaar <xcllnt@mac.com> To: Craig Boston <craig@tobuj.gank.org> Cc: freebsd-hackers@freebsd.org, Ivan Voras <ivoras@fer.hr> Subject: Re: GPT boot loader? Message-ID: <947EA233-415A-4086-A965-76C6EF6A8830@mac.com> In-Reply-To: <20070522134224.GA15806@nowhere> References: <f2u7pf$7as$1@sea.gmane.org> <20070522134224.GA15806@nowhere>
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On May 22, 2007, at 9:42 AM, Craig Boston wrote: > On Tue, May 22, 2007 at 09:57:34AM +0200, Ivan Voras wrote: >> and that the fields in the GPT are supposed to be disk-absolute >> (which >> is not a problem on FreeBSD but may be on other systems). > > Grrr, this is one design "feature" of BSD disklabels that I was hoping > might finally go away. But it seems the GPT designers made the same > mistake :( GPT is not designed to be a sub-partitioning scheme. It can not be used within a partition. As such, absolute block addresses are the same as relative block addresses. As such, no mistake has been made yet. FreeBSD actually creates a GPT with relative addresses, which means that if we allow it to be used to sub-partition partitions, it would not have the same problem as the BSD label. FYI, -- Marcel Moolenaar xcllnt@mac.com
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