From: Christoph Hellwig <hch@infradead.org>
To: NeilBrown <neilb@cse.unsw.edu.au>
Cc: Linus Torvalds <torvalds@osdl.org>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 1 of 2 - When a partition is claimed, claim the whole device for partitioning.
Date: Mon, 11 Aug 2003 08:23:49 +0100 [thread overview]
Message-ID: <20030811082349.B20077@infradead.org> (raw)
In-Reply-To: <E19m2XN-0002BP-00@notabene>; from neilb@cse.unsw.edu.au on Mon, Aug 11, 2003 at 12:35:57PM +1000
On Mon, Aug 11, 2003 at 12:35:57PM +1000, NeilBrown wrote:
> ### Comments for ChangeSet
>
> Current devices can be 'claimed' by filesystems (when mounting) or
> md/raid (when being included in an array) or 'raw' or ....
> This stop concurrent access by these systems.
>
> However it is still possible for one system to claim the whole device
> and a second system to claim one partition, which is not good.
>
> With this patch, when a partition is claimed, the whole device is
> claimed for partitioning. So you cannot have a partition and the
> whole devices claimed at the same time (except if the whole device
> is claimed for partitioning).
Ok, this answers my question in the first mail...
prev parent reply other threads:[~2003-08-11 7:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-11 2:35 NeilBrown
2003-08-11 7:23 ` Christoph Hellwig [this message]
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