diff options
| author | Darrick J. Wong <darrick.wong@oracle.com> | 2018-01-08 10:51:08 -0800 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-01-08 10:54:47 -0800 |
| commit | b55725974c9d3a5afcdf83daff6fba7d3f91ffca (patch) | |
| tree | 6d1d7fb37a1a9076713111c95a3491b0634490d5 /fs/xfs/libxfs/xfs_da_btree.c | |
| parent | 8ba92d43d499f4920af983a7c16e02304dd36932 (diff) | |
xfs: create a new buf_ops pointer to verify structure metadata
Expose all metadata structure buffer verifier functions via buf_ops.
These will be used by the online scrub mechanism to look for problems
with buffers that are already sitting around in memory.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Diffstat (limited to 'fs/xfs/libxfs/xfs_da_btree.c')
| -rw-r--r-- | fs/xfs/libxfs/xfs_da_btree.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_da_btree.c b/fs/xfs/libxfs/xfs_da_btree.c index 0ae39617a6c1..cf07585b9d83 100644 --- a/fs/xfs/libxfs/xfs_da_btree.c +++ b/fs/xfs/libxfs/xfs_da_btree.c @@ -243,10 +243,35 @@ xfs_da3_node_read_verify( } } +/* Verify the structure of a da3 block. */ +static xfs_failaddr_t +xfs_da3_node_verify_struct( + struct xfs_buf *bp) +{ + struct xfs_da_blkinfo *info = bp->b_addr; + + switch (be16_to_cpu(info->magic)) { + case XFS_DA3_NODE_MAGIC: + case XFS_DA_NODE_MAGIC: + return xfs_da3_node_verify(bp); + case XFS_ATTR_LEAF_MAGIC: + case XFS_ATTR3_LEAF_MAGIC: + bp->b_ops = &xfs_attr3_leaf_buf_ops; + return bp->b_ops->verify_struct(bp); + case XFS_DIR2_LEAFN_MAGIC: + case XFS_DIR3_LEAFN_MAGIC: + bp->b_ops = &xfs_dir3_leafn_buf_ops; + return bp->b_ops->verify_struct(bp); + default: + return __this_address; + } +} + const struct xfs_buf_ops xfs_da3_node_buf_ops = { .name = "xfs_da3_node", .verify_read = xfs_da3_node_read_verify, .verify_write = xfs_da3_node_write_verify, + .verify_struct = xfs_da3_node_verify_struct, }; int |