1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (c) 2000-2006 Silicon Graphics, Inc.
12 struct xfs_eofblocks {
17 __u64 eof_min_file_size;
21 * tags for inode radix tree
23 #define XFS_ICI_NO_TAG (-1) /* special flag for an untagged lookup
25 #define XFS_ICI_RECLAIM_TAG 0 /* inode is to be reclaimed */
26 /* Inode has speculative preallocations (posteof or cow) to clean. */
27 #define XFS_ICI_BLOCKGC_TAG 1
30 * Flags for xfs_iget()
32 #define XFS_IGET_CREATE 0x1
33 #define XFS_IGET_UNTRUSTED 0x2
34 #define XFS_IGET_DONTCACHE 0x4
35 #define XFS_IGET_INCORE 0x8 /* don't read from disk or reinit */
38 * flags for AG inode iterator
40 #define XFS_INODE_WALK_INEW_WAIT 0x1 /* wait on new inodes */
42 int xfs_iget(struct xfs_mount *mp, struct xfs_trans *tp, xfs_ino_t ino,
43 uint flags, uint lock_flags, xfs_inode_t **ipp);
45 /* recovery needs direct inode allocation capability */
46 struct xfs_inode * xfs_inode_alloc(struct xfs_mount *mp, xfs_ino_t ino);
47 void xfs_inode_free(struct xfs_inode *ip);
49 void xfs_reclaim_worker(struct work_struct *work);
51 void xfs_reclaim_inodes(struct xfs_mount *mp);
52 int xfs_reclaim_inodes_count(struct xfs_mount *mp);
53 long xfs_reclaim_inodes_nr(struct xfs_mount *mp, int nr_to_scan);
55 void xfs_inode_set_reclaim_tag(struct xfs_inode *ip);
57 int xfs_blockgc_free_dquots(struct xfs_mount *mp, struct xfs_dquot *udqp,
58 struct xfs_dquot *gdqp, struct xfs_dquot *pdqp,
59 unsigned int eof_flags);
60 int xfs_blockgc_free_quota(struct xfs_inode *ip, unsigned int eof_flags);
61 int xfs_blockgc_free_space(struct xfs_mount *mp, struct xfs_eofblocks *eofb);
63 void xfs_inode_set_eofblocks_tag(struct xfs_inode *ip);
64 void xfs_inode_clear_eofblocks_tag(struct xfs_inode *ip);
66 void xfs_inode_set_cowblocks_tag(struct xfs_inode *ip);
67 void xfs_inode_clear_cowblocks_tag(struct xfs_inode *ip);
69 void xfs_blockgc_worker(struct work_struct *work);
71 int xfs_inode_walk(struct xfs_mount *mp, int iter_flags,
72 int (*execute)(struct xfs_inode *ip, void *args),
75 int xfs_icache_inode_is_allocated(struct xfs_mount *mp, struct xfs_trans *tp,
76 xfs_ino_t ino, bool *inuse);
78 void xfs_blockgc_stop(struct xfs_mount *mp);
79 void xfs_blockgc_start(struct xfs_mount *mp);