xfs: refactor xfs_iread_extents to use xfs_btree_visit_blocks
authorDarrick J. Wong <darrick.wong@oracle.com>
Mon, 28 Oct 2019 23:12:35 +0000 (16:12 -0700)
committerDarrick J. Wong <darrick.wong@oracle.com>
Tue, 29 Oct 2019 16:50:12 +0000 (09:50 -0700)
commite992ae8afdedcdfe65ededd96b5a15319f2e6bae
tree878231368f19832e9180e7b864b0e7c1e3d86049
parentfec40e220ffcbecadfdd95a68dc3dec1996b8ff6
xfs: refactor xfs_iread_extents to use xfs_btree_visit_blocks

xfs_iread_extents open-codes everything in xfs_btree_visit_blocks, so
refactor the btree helper to be able to iterate only the records on
level 0, then port iread_extents to use it.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
fs/xfs/libxfs/xfs_bmap.c
fs/xfs/libxfs/xfs_btree.c
fs/xfs/libxfs/xfs_btree.h
fs/xfs/scrub/bitmap.c