linux/fs/xfs/xfs_zone_alloc.h
Christoph Hellwig 86e6ddf1d0 xfs: stop passing an inode to the zone space reservation helpers
None of them actually needs the inode, the mount is enough.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Carlos Maiolino <cem@kernel.org>
2025-07-24 17:30:14 +02:00

70 lines
2 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XFS_ZONE_ALLOC_H
#define _XFS_ZONE_ALLOC_H
struct iomap_ioend;
struct xfs_open_zone;
struct xfs_zone_alloc_ctx {
struct xfs_open_zone *open_zone;
xfs_filblks_t reserved_blocks;
};
/*
* Grab any available space, even if it is less than what the caller asked for.
*/
#define XFS_ZR_GREEDY (1U << 0)
/*
* Only grab instantly available space, don't wait or GC.
*/
#define XFS_ZR_NOWAIT (1U << 1)
/*
* Dip into the reserved pool.
*/
#define XFS_ZR_RESERVED (1U << 2)
int xfs_zoned_space_reserve(struct xfs_mount *mp, xfs_filblks_t count_fsb,
unsigned int flags, struct xfs_zone_alloc_ctx *ac);
void xfs_zoned_space_unreserve(struct xfs_mount *mp,
struct xfs_zone_alloc_ctx *ac);
void xfs_zoned_add_available(struct xfs_mount *mp, xfs_filblks_t count_fsb);
void xfs_zone_alloc_and_submit(struct iomap_ioend *ioend,
struct xfs_open_zone **oz);
int xfs_zone_free_blocks(struct xfs_trans *tp, struct xfs_rtgroup *rtg,
xfs_fsblock_t fsbno, xfs_filblks_t len);
int xfs_zoned_end_io(struct xfs_inode *ip, xfs_off_t offset, xfs_off_t count,
xfs_daddr_t daddr, struct xfs_open_zone *oz,
xfs_fsblock_t old_startblock);
void xfs_open_zone_put(struct xfs_open_zone *oz);
void xfs_zoned_wake_all(struct xfs_mount *mp);
bool xfs_zone_rgbno_is_valid(struct xfs_rtgroup *rtg, xfs_rgnumber_t rgbno);
void xfs_mark_rtg_boundary(struct iomap_ioend *ioend);
uint64_t xfs_zoned_default_resblks(struct xfs_mount *mp,
enum xfs_free_counter ctr);
void xfs_zoned_show_stats(struct seq_file *m, struct xfs_mount *mp);
#ifdef CONFIG_XFS_RT
int xfs_mount_zones(struct xfs_mount *mp);
void xfs_unmount_zones(struct xfs_mount *mp);
void xfs_zone_gc_start(struct xfs_mount *mp);
void xfs_zone_gc_stop(struct xfs_mount *mp);
#else
static inline int xfs_mount_zones(struct xfs_mount *mp)
{
return -EIO;
}
static inline void xfs_unmount_zones(struct xfs_mount *mp)
{
}
static inline void xfs_zone_gc_start(struct xfs_mount *mp)
{
}
static inline void xfs_zone_gc_stop(struct xfs_mount *mp)
{
}
#endif /* CONFIG_XFS_RT */
#endif /* _XFS_ZONE_ALLOC_H */