xfs: add xfs_verify_agino_or_null helper

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Add a new helper to check that a per-AG inode pointer is either null or
points somewhere valid within that AG.

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

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This commit is contained in:

Darrick J. Wong 2019-02-07 10:37:13 -08:00

parent 5837f62592

commit 7d36c19538

4 changed files with 19 additions and 7 deletions

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3

fs/xfs/libxfs/xfs_inode_buf.c

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13

fs/xfs/libxfs/xfs_types.c

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2

fs/xfs/libxfs/xfs_types.h

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8

fs/xfs/scrub/agheader.c

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