From 4b8fdfecd84528e044a6ca32242de641b203995b Mon Sep 17 00:00:00 2001
From: Jie Liu <jeff.liu@oracle.com>
Date: Thu, 24 Jul 2014 18:41:18 +1000
Subject: [PATCH] xfs: introduce xfs_bulkstat_ichunk_ra

From: Jie Liu <jeff.liu@oracle.com>

Introduce xfs_bulkstat_ichunk_ra() to loop over all clusters in the
next inode chunk, then performs readahead if there are any allocated
inodes in that cluster.

Refactor xfs_bulkstat() with it.

Signed-off-by: Jie Liu <jeff.liu@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>
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