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18#ifndef __XFS_BUF_ITEM_H__
19#define __XFS_BUF_ITEM_H__
20
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23
24#define XFS_BLI_HOLD 0x01
25#define XFS_BLI_DIRTY 0x02
26#define XFS_BLI_STALE 0x04
27#define XFS_BLI_LOGGED 0x08
28#define XFS_BLI_INODE_ALLOC_BUF 0x10
29#define XFS_BLI_STALE_INODE 0x20
30#define XFS_BLI_INODE_BUF 0x40
31#define XFS_BLI_ORDERED 0x80
32
33#define XFS_BLI_FLAGS \
34 { XFS_BLI_HOLD, "HOLD" }, \
35 { XFS_BLI_DIRTY, "DIRTY" }, \
36 { XFS_BLI_STALE, "STALE" }, \
37 { XFS_BLI_LOGGED, "LOGGED" }, \
38 { XFS_BLI_INODE_ALLOC_BUF, "INODE_ALLOC" }, \
39 { XFS_BLI_STALE_INODE, "STALE_INODE" }, \
40 { XFS_BLI_INODE_BUF, "INODE_BUF" }, \
41 { XFS_BLI_ORDERED, "ORDERED" }
42
43
44struct xfs_buf;
45struct xfs_mount;
46struct xfs_buf_log_item;
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52
53typedef struct xfs_buf_log_item {
54 xfs_log_item_t bli_item;
55 struct xfs_buf *bli_buf;
56 unsigned int bli_flags;
57 unsigned int bli_recur;
58 atomic_t bli_refcount;
59 int bli_format_count;
60 struct xfs_buf_log_format *bli_formats;
61 struct xfs_buf_log_format __bli_format;
62} xfs_buf_log_item_t;
63
64int xfs_buf_item_init(struct xfs_buf *, struct xfs_mount *);
65void xfs_buf_item_relse(struct xfs_buf *);
66void xfs_buf_item_log(xfs_buf_log_item_t *, uint, uint);
67uint xfs_buf_item_dirty(xfs_buf_log_item_t *);
68void xfs_buf_attach_iodone(struct xfs_buf *,
69 void(*)(struct xfs_buf *, xfs_log_item_t *),
70 xfs_log_item_t *);
71void xfs_buf_iodone_callbacks(struct xfs_buf *);
72void xfs_buf_iodone(struct xfs_buf *, struct xfs_log_item *);
73bool xfs_buf_resubmit_failed_buffers(struct xfs_buf *,
74 struct xfs_log_item *,
75 struct list_head *);
76
77extern kmem_zone_t *xfs_buf_item_zone;
78
79#endif
80