Date: Mon, 28 Sep 1998 12:24:40 -0700 (PDT) From: Julian Elischer <julian@whistle.com> To: Bruce Evans <bde@zeta.org.au> Cc: archie@whistle.com, dholland@cs.toronto.edu, bright@hotjobs.com, current@FreeBSD.ORG, peter@netplex.com.au Subject: Re: Current is Really Broken(tm) Message-ID: <Pine.BSF.3.95.980928122016.11107A-100000@current1.whistle.com> In-Reply-To: <199809260137.LAA16175@godzilla.zeta.org.au>
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On Sat, 26 Sep 1998, Bruce Evans wrote: > >> My perspective on this is that disklabels and partitions are a > >> protozoic kind of file system -- essentially, that the way to think > >> about what needs to happen is that you need to mount `partitionfs' on > >> the device /dev/wd0. This `mount' then supplies the other wd0* devices. > >> (Whether it goes through the same code path as normal filesystem > >> mounts, or looks at all like them, is unimportant. Bear with me.) > >> > >> This view of the world has two immediate consequences: > >> 1) partition handling should be independent from disk drivers. > >> 2) probing for partitions becomes relatively straightforward. > > > >This is just the idea that is realized by SLICE. > > This is exactly the opposite of what is realized by SLICE. SLICE > does the "mount" at a deep level of the drivers (in an interrupt > handler). Actrually thew version I run here, requests the probe at the interrupt level and a worker thread in the kernel then does the actual probing, but hey, it's all deleted so who cares. > > Bruce > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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