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// 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_icwalk { __u32 icw_flags; kuid_t icw_uid; kgid_t icw_gid; prid_t icw_prid; __u64 icw_min_file_size; long icw_scan_limit; }; /* Flags that reflect xfs_fs_eofblocks functionality. */ #define XFS_ICWALK_FLAG_SYNC (1U << 0) /* sync/wait mode scan */ #define XFS_ICWALK_FLAG_UID (1U << 1) /* filter by uid */ #define XFS_ICWALK_FLAG_GID (1U << 2) /* filter by gid */ #define XFS_ICWALK_FLAG_PRID (1U << 3) /* filter by project id */ #define XFS_ICWALK_FLAG_MINFILESIZE (1U << 4) /* filter by min file size */ #define XFS_ICWALK_FLAGS_VALID (XFS_ICWALK_FLAG_SYNC | \ XFS_ICWALK_FLAG_UID | \ XFS_ICWALK_FLAG_GID | \ XFS_ICWALK_FLAG_PRID | \ XFS_ICWALK_FLAG_MINFILESIZE) /* * Flags for xfs_iget() */ #define XFS_IGET_CREATE (1U << 0) #define XFS_IGET_UNTRUSTED (1U << 1) #define XFS_IGET_DONTCACHE (1U << 2) /* don't read from disk or reinit */ #define XFS_IGET_INCORE (1U << 3) /* Return -EAGAIN immediately if the inode is unavailable. */ #define XFS_IGET_NORETRY (1U << 4) 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); long xfs_reclaim_inodes_count(struct xfs_mount *mp); long xfs_reclaim_inodes_nr(struct xfs_mount *mp, unsigned long nr_to_scan); void xfs_inode_mark_reclaimable(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 iwalk_flags); int xfs_blockgc_free_quota(struct xfs_inode *ip, unsigned int iwalk_flags); int xfs_blockgc_free_space(struct xfs_mount *mp, struct xfs_icwalk *icm); int xfs_blockgc_flush_all(struct xfs_mount *mp); 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); void xfs_blockgc_stop(struct xfs_mount *mp); void xfs_blockgc_start(struct xfs_mount *mp); void xfs_inodegc_worker(struct work_struct *work); void xfs_inodegc_push(struct xfs_mount *mp); int xfs_inodegc_flush(struct xfs_mount *mp); void xfs_inodegc_stop(struct xfs_mount *mp); void xfs_inodegc_start(struct xfs_mount *mp); int xfs_inodegc_register_shrinker(struct xfs_mount *mp); #endif |