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

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Message-ID: <4EE0C814.2000807@cfl.rr.com>
Date:	Thu, 08 Dec 2011 09:22:12 -0500
From:	Phillip Susi <psusi@....rr.com>
To:	Karel Zak <kzak@...hat.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 12/8/2011 7:30 AM, Karel Zak wrote:
>   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 :-(

Yes, this looks very similar to mine, except that I also wanted to allow 
shrinking the partition, not just extending, since btrfs can handle this 
( tested ).

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