Re: [PATCH 1/5] repair: handle repair of image files on large sector size filesystems

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On Mon, 2011-10-10 at 12:08 +1100, Dave Chinner wrote:
> From: Dave Chinner <dchinner@xxxxxxxxxx>
> 
> Because repair uses direct IO, it cannot do IO smaller than a sector
> on the underlying device. When repairing a filesystem image, the
> filesystem hosting the image may have a sector size larger than the
> sector size of the image, and so single image sector reads and
> writes will fail.
> 
> To avoid this, when checking a file and there is a sector size
> mismatch like this, turn off direct IO. While there, fix a compile
> bug in the IO_DEBUG option for libxfs which was found during triage.
> 
> Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>

Looks good.

Reviewed-by: Alex Elder <aelder@xxxxxxx>

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