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Date: Thu, 3 Oct 2002 11:56:10 +0100
To: Alexander Viro <viro@math.psu.edu>
Cc: Linux Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: block device size in 2.5
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From: Joe Thornber <joe@fib011235813.fsnet.co.uk>
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On Thu, Oct 03, 2002 at 06:46:30AM -0400, Alexander Viro wrote:
> 
> 
> On Thu, 3 Oct 2002, Joe Thornber wrote:
> 
> > Why is the total size of a block device held in struct gendisk rather
> > than struct block_device ?
> 
> It is mirrored into bdev->bd_inode->i_size.  However, struct block_device
> is not persistent - persistent stuff lives in struct gendisk.

Thanks.

Is gendisk the right name for that structure now ?  Since all block
devices now have to use it.  I've always avoided using gendisk before,
arguing that dm produces block devices, not disks.  I don't need
partitions and I don't particularly want the devices to appear in
/proc/partitions.

Joe Thornber
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