Date: Tue, 03 Feb 2009 17:33:07 -0800 From: Maxim Sobolev <sobomax@FreeBSD.org> To: Ivan Voras <ivoras@FreeBSD.org> Cc: freebsd-current@FreeBSD.org Subject: Re: GEOM_PART: a quick update on logical partitions Message-ID: <4988F053.3060709@FreeBSD.org> In-Reply-To: <9bbcef730902031536h5ec406b3h5e375cfdf9f4abc7@mail.gmail.com> References: <FCA8C5E4-BC41-4711-9EBC-CD692144F6B8@mac.com> <20090203082153.565746e2@zelda.local> <b649e5e0902030357k7508b4e7kc69c31a354b3e077@mail.gmail.com> <gm9fh1$4el$1@ger.gmane.org> <4988C908.1030002@FreeBSD.org> <9bbcef730902031536h5ec406b3h5e375cfdf9f4abc7@mail.gmail.com>
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Ivan Voras wrote: > 2009/2/3 Maxim Sobolev <sobomax@freebsd.org>: >> Ivan Voras wrote: >>> Marius Nünnerich wrote: >>> >>>> I'm not happy with the symlinks either. When someone is manipulating a >>>> partition table she should be able to live with the consequences. I >>>> would rather go for the UUID in UFS header approach if there is enough >>>> room. BTW I implemented GPT UUID glabels a while ago please see: >>>> http://www.freebsd.org/cgi/query-pr.cgi?pr=128398 >>> I have a patch for UFS "GUID" labels (not exactly GUIDs, but every UFS >>> file system has a reasonably unique ID associated with it) but have >>> encountered what seems a bug in GEOM slicers - two dev entries pointing >>> to the same device don't work well with orphaning/tasting. Have you >>> encountered something similar perhaps? >> Why exactly do we need UFS "GUID" labels, when we already have GEOM_LABEL, >> which works just fine with UFS. > > So people don't need to make up dummy labels for dozens of file systems :) > > Also, "UFS GUIDs" are always present, even in root file systems > created by sysinstall by default. It's a good idea. sysinstall can auto-generate labels and use them to generate fstab, right now it leaves UFS label empty anyway. This should cover 99.99% of all cases. I just worried that instead of one labeling scheme we would end up with 10, neither of which is really well supported. -Maxim
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