linux-kernel - Re: [PATCH 2/6] Adjust block device size after an online resize of a disk.

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Message-ID: <x49iqtd9jrk.fsf@segfault.boston.devel.redhat.com>
Date:	Wed, 03 Sep 2008 14:17:19 -0400
From:	Jeff Moyer <jmoyer@...hat.com>
To:	Andrew Patterson <andrew.patterson@...com>
Cc:	linux-scsi@...r.kernel.org, James.Bottomley@...senPartnership.com,
	linux-kernel@...r.kernel.org, viro@...iv.linux.org.uk,
	axboe@...nel.dk, andmike@...ux.vnet.ibm.com, mike.miller@...com,
	genanr@...phone.com
Subject: Re: [PATCH 2/6] Adjust block device size after an online resize of a disk.

Andrew Patterson <andrew.patterson@...com> writes:

> Adjust block device size after an online resize of a disk.
>
> The revalidate_disk routine now checks if a disk has been resized by
> comparing the gendisk capacity to the bdev inode size.  If they are
> different (usually because the disk has been resized underneath the kernel)
> the bdev inode size is adjusted to match the capacity.
>
> Signed-off-by: Andrew Patterson <andrew.patterson@...com>
Reviewed-by: Jeff Moyer <jmoyer@...hat.com>
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