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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * Copyright (C) 2019 Oracle. All Rights Reserved.4 * Author: Darrick J. Wong <darrick.wong@oracle.com>5 */6#ifndef __XFS_IWALK_H__7#define __XFS_IWALK_H__8 9/*10 * Return codes for the inode/inobt walk function are 0 to continue iterating,11 * and non-zero to stop iterating. Any non-zero value will be passed up to the12 * iwalk or inobt_walk caller. The special value -ECANCELED can be used to13 * stop iteration, as neither iwalk nor inobt_walk will ever generate that14 * error code on their own.15 */16 17/* Walk all inodes in the filesystem starting from @startino. */18typedef int (*xfs_iwalk_fn)(struct xfs_mount *mp, struct xfs_trans *tp,19 xfs_ino_t ino, void *data);20 21int xfs_iwalk(struct xfs_mount *mp, struct xfs_trans *tp, xfs_ino_t startino,22 unsigned int flags, xfs_iwalk_fn iwalk_fn,23 unsigned int inode_records, void *data);24int xfs_iwalk_threaded(struct xfs_mount *mp, xfs_ino_t startino,25 unsigned int flags, xfs_iwalk_fn iwalk_fn,26 unsigned int inode_records, bool poll, void *data);27 28/* Only iterate inodes within the same AG as @startino. */29#define XFS_IWALK_SAME_AG (1U << 0)30 31#define XFS_IWALK_FLAGS_ALL (XFS_IWALK_SAME_AG)32 33/* Walk all inode btree records in the filesystem starting from @startino. */34typedef int (*xfs_inobt_walk_fn)(struct xfs_mount *mp, struct xfs_trans *tp,35 xfs_agnumber_t agno,36 const struct xfs_inobt_rec_incore *irec,37 void *data);38 39int xfs_inobt_walk(struct xfs_mount *mp, struct xfs_trans *tp,40 xfs_ino_t startino, unsigned int flags,41 xfs_inobt_walk_fn inobt_walk_fn, unsigned int inobt_records,42 void *data);43 44/* Only iterate inobt records within the same AG as @startino. */45#define XFS_INOBT_WALK_SAME_AG (XFS_IWALK_SAME_AG)46 47#define XFS_INOBT_WALK_FLAGS_ALL (XFS_INOBT_WALK_SAME_AG)48 49#endif /* __XFS_IWALK_H__ */50