1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0+ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright (C) 2017 Oracle. All Rights Reserved. 4*4882a593Smuzhiyun * Author: Darrick J. Wong <darrick.wong@oracle.com> 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun #ifndef __XFS_SCRUB_DABTREE_H__ 7*4882a593Smuzhiyun #define __XFS_SCRUB_DABTREE_H__ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun /* dir/attr btree */ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun struct xchk_da_btree { 12*4882a593Smuzhiyun struct xfs_da_args dargs; 13*4882a593Smuzhiyun xfs_dahash_t hashes[XFS_DA_NODE_MAXDEPTH]; 14*4882a593Smuzhiyun int maxrecs[XFS_DA_NODE_MAXDEPTH]; 15*4882a593Smuzhiyun struct xfs_da_state *state; 16*4882a593Smuzhiyun struct xfs_scrub *sc; 17*4882a593Smuzhiyun void *private; 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun /* 20*4882a593Smuzhiyun * Lowest and highest directory block address in which we expect 21*4882a593Smuzhiyun * to find dir/attr btree node blocks. For a directory this 22*4882a593Smuzhiyun * (presumably) means between LEAF_OFFSET and FREE_OFFSET; for 23*4882a593Smuzhiyun * attributes there is no limit. 24*4882a593Smuzhiyun */ 25*4882a593Smuzhiyun xfs_dablk_t lowest; 26*4882a593Smuzhiyun xfs_dablk_t highest; 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun int tree_level; 29*4882a593Smuzhiyun }; 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun typedef int (*xchk_da_btree_rec_fn)(struct xchk_da_btree *ds, int level); 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun /* Check for da btree operation errors. */ 34*4882a593Smuzhiyun bool xchk_da_process_error(struct xchk_da_btree *ds, int level, int *error); 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun /* Check for da btree corruption. */ 37*4882a593Smuzhiyun void xchk_da_set_corrupt(struct xchk_da_btree *ds, int level); 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun int xchk_da_btree_hash(struct xchk_da_btree *ds, int level, __be32 *hashp); 40*4882a593Smuzhiyun int xchk_da_btree(struct xfs_scrub *sc, int whichfork, 41*4882a593Smuzhiyun xchk_da_btree_rec_fn scrub_fn, void *private); 42*4882a593Smuzhiyun 43*4882a593Smuzhiyun #endif /* __XFS_SCRUB_DABTREE_H__ */ 44