82 строки
2.4 KiB
C
82 строки
2.4 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (c) 2000-2006 Silicon Graphics, Inc.
|
|
* All Rights Reserved.
|
|
*/
|
|
#ifndef XFS_SYNC_H
|
|
#define XFS_SYNC_H 1
|
|
|
|
struct xfs_mount;
|
|
struct xfs_perag;
|
|
|
|
struct xfs_eofblocks {
|
|
__u32 eof_flags;
|
|
kuid_t eof_uid;
|
|
kgid_t eof_gid;
|
|
prid_t eof_prid;
|
|
__u64 eof_min_file_size;
|
|
};
|
|
|
|
/*
|
|
* tags for inode radix tree
|
|
*/
|
|
#define XFS_ICI_NO_TAG (-1) /* special flag for an untagged lookup
|
|
in xfs_inode_walk */
|
|
#define XFS_ICI_RECLAIM_TAG 0 /* inode is to be reclaimed */
|
|
/* Inode has speculative preallocations (posteof or cow) to clean. */
|
|
#define XFS_ICI_BLOCKGC_TAG 1
|
|
|
|
/*
|
|
* Flags for xfs_iget()
|
|
*/
|
|
#define XFS_IGET_CREATE 0x1
|
|
#define XFS_IGET_UNTRUSTED 0x2
|
|
#define XFS_IGET_DONTCACHE 0x4
|
|
#define XFS_IGET_INCORE 0x8 /* don't read from disk or reinit */
|
|
|
|
/*
|
|
* flags for AG inode iterator
|
|
*/
|
|
#define XFS_INODE_WALK_INEW_WAIT 0x1 /* wait on new inodes */
|
|
|
|
int xfs_iget(struct xfs_mount *mp, struct xfs_trans *tp, xfs_ino_t ino,
|
|
uint flags, uint lock_flags, xfs_inode_t **ipp);
|
|
|
|
/* recovery needs direct inode allocation capability */
|
|
struct xfs_inode * xfs_inode_alloc(struct xfs_mount *mp, xfs_ino_t ino);
|
|
void xfs_inode_free(struct xfs_inode *ip);
|
|
|
|
void xfs_reclaim_worker(struct work_struct *work);
|
|
|
|
void xfs_reclaim_inodes(struct xfs_mount *mp);
|
|
int xfs_reclaim_inodes_count(struct xfs_mount *mp);
|
|
long xfs_reclaim_inodes_nr(struct xfs_mount *mp, int nr_to_scan);
|
|
|
|
void xfs_inode_set_reclaim_tag(struct xfs_inode *ip);
|
|
|
|
int xfs_blockgc_free_dquots(struct xfs_mount *mp, struct xfs_dquot *udqp,
|
|
struct xfs_dquot *gdqp, struct xfs_dquot *pdqp,
|
|
unsigned int eof_flags);
|
|
int xfs_blockgc_free_quota(struct xfs_inode *ip, unsigned int eof_flags);
|
|
int xfs_blockgc_free_space(struct xfs_mount *mp, struct xfs_eofblocks *eofb);
|
|
|
|
void xfs_inode_set_eofblocks_tag(struct xfs_inode *ip);
|
|
void xfs_inode_clear_eofblocks_tag(struct xfs_inode *ip);
|
|
|
|
void xfs_inode_set_cowblocks_tag(struct xfs_inode *ip);
|
|
void xfs_inode_clear_cowblocks_tag(struct xfs_inode *ip);
|
|
|
|
void xfs_blockgc_worker(struct work_struct *work);
|
|
|
|
int xfs_inode_walk(struct xfs_mount *mp, int iter_flags,
|
|
int (*execute)(struct xfs_inode *ip, void *args),
|
|
void *args, int tag);
|
|
|
|
int xfs_icache_inode_is_allocated(struct xfs_mount *mp, struct xfs_trans *tp,
|
|
xfs_ino_t ino, bool *inuse);
|
|
|
|
void xfs_blockgc_stop(struct xfs_mount *mp);
|
|
void xfs_blockgc_start(struct xfs_mount *mp);
|
|
|
|
#endif
|