Christoph Hellwig eb77b23b56 xfs: add a xfs_valid_startblock helper ...

Add a helper that validates the startblock is valid.  This checks for a
non-zero block on the main device, but skips that check for blocks on
the realtime device.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

2019-09-03 08:13:13 -07:00

34 KiB

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