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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2019-07-02 09:39:38 -0700 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2019-07-02 09:40:05 -0700 |
| commit | a211432c27ffa32d9978f6c18f5af0c3f8ad2ad1 (patch) | |
| tree | e9eea5c3d498f02fc9f2ccbaa3aced4169b7e6e8 /fs/xfs/xfs_iwalk.h | |
| parent | 5bb46e3e180d28c7ee6715f47c344be366a3fcc8 (diff) | |
| download | linux-a211432c27ffa32d9978f6c18f5af0c3f8ad2ad1.tar.gz linux-a211432c27ffa32d9978f6c18f5af0c3f8ad2ad1.tar.bz2 linux-a211432c27ffa32d9978f6c18f5af0c3f8ad2ad1.zip | |
xfs: create simplified inode walk function
Create a new iterator function to simplify walking inodes in an XFS
filesystem. This new iterator will replace the existing open-coded
walking that goes on in various places.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs/xfs/xfs_iwalk.h')
| -rw-r--r-- | fs/xfs/xfs_iwalk.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/fs/xfs/xfs_iwalk.h b/fs/xfs/xfs_iwalk.h new file mode 100644 index 000000000000..7728dfd618a4 --- /dev/null +++ b/fs/xfs/xfs_iwalk.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2019 Oracle. All Rights Reserved. + * Author: Darrick J. Wong <darrick.wong@oracle.com> + */ +#ifndef __XFS_IWALK_H__ +#define __XFS_IWALK_H__ + +/* Walk all inodes in the filesystem starting from @startino. */ +typedef int (*xfs_iwalk_fn)(struct xfs_mount *mp, struct xfs_trans *tp, + xfs_ino_t ino, void *data); +/* Return values for xfs_iwalk_fn. */ +#define XFS_IWALK_CONTINUE (XFS_ITER_CONTINUE) +#define XFS_IWALK_ABORT (XFS_ITER_ABORT) + +int xfs_iwalk(struct xfs_mount *mp, struct xfs_trans *tp, xfs_ino_t startino, + xfs_iwalk_fn iwalk_fn, unsigned int inode_records, void *data); + +#endif /* __XFS_IWALK_H__ */ |