common/xfs: refactor commands to select a particular xfs backing device
authorDarrick J. Wong <djwong@kernel.org>
Wed, 19 May 2021 23:56:46 +0000 (16:56 -0700)
committerEryu Guan <guaneryu@gmail.com>
Sun, 23 May 2021 13:31:14 +0000 (21:31 +0800)
Refactor all the places where we try to force new file data allocations
to a specific xfs backing device so that we don't end up open-coding the
same xfs_io command lines over and over.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>

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