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xfs: refactor btree pointer checks
authorDarrick J. Wong <darrick.wong@oracle.com>
Wed, 18 Oct 2017 04:37:33 +0000 (21:37 -0700)
committerDarrick J. Wong <darrick.wong@oracle.com>
Thu, 26 Oct 2017 22:38:23 +0000 (15:38 -0700)
commitf135761a73b18877bdfb44018fe993172c7be203
treed85500b46f1681192e9c8c9d5a7d81144a72dd66
parent21ec54168b368f1a98097dee00625ec8ec2d47f3
xfs: refactor btree pointer checks

Refactor the btree pointer checks so that we can call them from the
scrub code without logging errors to dmesg.  Preserve the existing error
reporting for regular operations.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
fs/xfs/libxfs/xfs_bmap.c
fs/xfs/libxfs/xfs_btree.c
fs/xfs/libxfs/xfs_btree.h