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18#ifndef __XFS_TRANS_PRIV_H__
19#define __XFS_TRANS_PRIV_H__
20
21struct xfs_log_item;
22struct xfs_log_item_desc;
23struct xfs_mount;
24struct xfs_trans;
25struct xfs_ail;
26struct xfs_log_vec;
27
28void xfs_trans_add_item(struct xfs_trans *, struct xfs_log_item *);
29void xfs_trans_del_item(struct xfs_log_item *);
30void xfs_trans_free_items(struct xfs_trans *tp, xfs_lsn_t commit_lsn,
31 int flags);
32void xfs_trans_unreserve_and_mod_sb(struct xfs_trans *tp);
33
34void xfs_trans_committed_bulk(struct xfs_ail *ailp, struct xfs_log_vec *lv,
35 xfs_lsn_t commit_lsn, int aborted);
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54
55struct xfs_ail_cursor {
56 struct xfs_ail_cursor *next;
57 struct xfs_log_item *item;
58};
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64
65struct xfs_ail {
66 struct xfs_mount *xa_mount;
67 struct list_head xa_ail;
68 xfs_lsn_t xa_target;
69 struct xfs_ail_cursor xa_cursors;
70 spinlock_t xa_lock;
71 struct delayed_work xa_work;
72 xfs_lsn_t xa_last_pushed_lsn;
73 unsigned long xa_flags;
74};
75
76#define XFS_AIL_PUSHING_BIT 0
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81
82extern struct workqueue_struct *xfs_ail_wq;
83
84void xfs_trans_ail_update_bulk(struct xfs_ail *ailp,
85 struct xfs_log_item **log_items, int nr_items,
86 xfs_lsn_t lsn) __releases(ailp->xa_lock);
87static inline void
88xfs_trans_ail_update(
89 struct xfs_ail *ailp,
90 struct xfs_log_item *lip,
91 xfs_lsn_t lsn) __releases(ailp->xa_lock)
92{
93 xfs_trans_ail_update_bulk(ailp, &lip, 1, lsn);
94}
95
96void xfs_trans_ail_delete_bulk(struct xfs_ail *ailp,
97 struct xfs_log_item **log_items, int nr_items)
98 __releases(ailp->xa_lock);
99static inline void
100xfs_trans_ail_delete(
101 struct xfs_ail *ailp,
102 xfs_log_item_t *lip) __releases(ailp->xa_lock)
103{
104 xfs_trans_ail_delete_bulk(ailp, &lip, 1);
105}
106
107void xfs_ail_push(struct xfs_ail *, xfs_lsn_t);
108void xfs_ail_push_all(struct xfs_ail *);
109xfs_lsn_t xfs_ail_min_lsn(struct xfs_ail *ailp);
110
111void xfs_trans_unlocked_item(struct xfs_ail *,
112 xfs_log_item_t *);
113
114struct xfs_log_item *xfs_trans_ail_cursor_first(struct xfs_ail *ailp,
115 struct xfs_ail_cursor *cur,
116 xfs_lsn_t lsn);
117struct xfs_log_item *xfs_trans_ail_cursor_next(struct xfs_ail *ailp,
118 struct xfs_ail_cursor *cur);
119void xfs_trans_ail_cursor_done(struct xfs_ail *ailp,
120 struct xfs_ail_cursor *cur);
121
122#if BITS_PER_LONG != 64
123static inline void
124xfs_trans_ail_copy_lsn(
125 struct xfs_ail *ailp,
126 xfs_lsn_t *dst,
127 xfs_lsn_t *src)
128{
129 ASSERT(sizeof(xfs_lsn_t) == 8);
130 spin_lock(&ailp->xa_lock);
131 *dst = *src;
132 spin_unlock(&ailp->xa_lock);
133}
134#else
135static inline void
136xfs_trans_ail_copy_lsn(
137 struct xfs_ail *ailp,
138 xfs_lsn_t *dst,
139 xfs_lsn_t *src)
140{
141 ASSERT(sizeof(xfs_lsn_t) == 8);
142 *dst = *src;
143}
144#endif
145#endif
146