From: David Haring <david.haring@billboard.cz>
To: schmidt@naa.net
Cc: linux-raid <linux-raid@vger.kernel.org>
Subject: Re: partitions on software-raid
Date: Tue, 16 Dec 2003 22:29:56 +0100 [thread overview]
Message-ID: <3FDF7954.9050805@billboard.cz> (raw)
In-Reply-To: <3FDF285D.806@ratnet.stw.uni-erlangen.de>
Norman Schmidt wrote:
> Hi!
>
> Since noone has answered my last question yet:
>
> Has anyone ever used partitions on a md device? It is possible to make
> them with fdisk, and fdisk shows their names as /dev/md0p1 (eg.). They
> are also shown in the partition table. But there are no /dev entries.
I think it is possible, but it is nonstandard feature
(Neil Brown maintains patches for 2.4)
> There are very few google hits, but no successful tries are documented.
>
> Is this functionality implemented yet? I do not understand much C, so I
> gave up on understanding md.c in the kernel source tree. In the
> up-to-date list of major and minor numbers, there are no entries
> concerning partitions on md devices.
>
> I think Neil Brown stated somewhere on this list that there could be up
> to 15 partitions for up to 16 md devices, but I don´t remember, couldn´t
> find it, and I don´t know wether he told how to make the devices or
> mount those partitions.
see Neil's patches at
http://cgi.cse.unsw.edu.au/~neilb/patches/linux-stable/2.4.leading/2003-01-06:00/016MdPart
http://cgi.cse.unsw.edu.au/~neilb/patches/linux-stable/2.4.leading/2003-01-06:00/017MdpMajor
David Haring
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prev parent reply other threads:[~2003-12-16 21:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-12-16 15:44 partitions on software-raid Norman Schmidt
2003-12-16 16:02 ` Paul Clements
2003-12-16 21:29 ` David Haring [this message]
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