linux-kernel - Re: [PATCH 1/2] Add partition resize function to BLKPG ioctl

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Message-ID: <20111208123038.GA16493@nb.redhat.com>
Date:	Thu, 8 Dec 2011 13:30:38 +0100
From:	Karel Zak <kzak@...hat.com>
To:	Phillip Susi <psusi@....rr.com>
Cc:	linux-kernel@...r.kernel.org, Vivek Goyal <vgoyal@...hat.com>,
	Jens Axboe <jaxboe@...ionio.com>
Subject: Re: [PATCH 1/2] Add partition resize function to BLKPG ioctl

On Wed, Nov 30, 2011 at 10:23:12PM -0500, Phillip Susi wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Add a new operation code ( BLKPG_RES_PARTITION ) to the
> BLKPG ioctl that allows altering the size of an existing
> partition, even if it is currently in use.

 It seems very close to Vivek's BLKPG_EXTEND_PARTITION idea, see:

    https://lkml.org/lkml/2011/9/1/351

 It's evident that we (userspace) need something better than
 BLKPG_{ADD,DEL}_* and BLKRRPART, but no response from kernel side :-(

    Karel

-- 
 Karel Zak  <kzak@...hat.com>
 http://karelzak.blogspot.com
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