On Tue, May 27, 2014 at 08:26:54AM +1000, Dave Chinner wrote:
> From: Dave Chinner <dchinner@xxxxxxxxxx>
>
> Commit daba542 ("xfs: skip verification on initial "guess"
> superblock read") dropped the use of a verifier for the initial
> superblock read so we can probe the sector size of the filesystem
> stored in the superblock. It, however, now fails to validate that
> what was read initially is actually an XFS superblock and hence will
> fail the sector size check and return ENOSYS.
>
> This causes probe-based mounts to fail because it expects XFS to
> return EINVAL when it doesn't recognise the superblock format.
Looks good,
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
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