diff options
Diffstat (limited to 'fs/ocfs2/slot_map.h')
-rw-r--r-- | fs/ocfs2/slot_map.h | 32 |
1 files changed, 6 insertions, 26 deletions
diff --git a/fs/ocfs2/slot_map.h b/fs/ocfs2/slot_map.h index 1025872aaade..601c95fd7003 100644 --- a/fs/ocfs2/slot_map.h +++ b/fs/ocfs2/slot_map.h | |||
@@ -27,38 +27,18 @@ | |||
27 | #ifndef SLOTMAP_H | 27 | #ifndef SLOTMAP_H |
28 | #define SLOTMAP_H | 28 | #define SLOTMAP_H |
29 | 29 | ||
30 | struct ocfs2_slot_info { | ||
31 | spinlock_t si_lock; | ||
32 | |||
33 | struct inode *si_inode; | ||
34 | struct buffer_head *si_bh; | ||
35 | unsigned int si_num_slots; | ||
36 | unsigned int si_size; | ||
37 | s16 si_global_node_nums[OCFS2_MAX_SLOTS]; | ||
38 | }; | ||
39 | |||
40 | int ocfs2_init_slot_info(struct ocfs2_super *osb); | 30 | int ocfs2_init_slot_info(struct ocfs2_super *osb); |
41 | void ocfs2_free_slot_info(struct ocfs2_slot_info *si); | 31 | void ocfs2_free_slot_info(struct ocfs2_super *osb); |
42 | 32 | ||
43 | int ocfs2_find_slot(struct ocfs2_super *osb); | 33 | int ocfs2_find_slot(struct ocfs2_super *osb); |
44 | void ocfs2_put_slot(struct ocfs2_super *osb); | 34 | void ocfs2_put_slot(struct ocfs2_super *osb); |
45 | 35 | ||
46 | void ocfs2_update_slot_info(struct ocfs2_slot_info *si); | 36 | int ocfs2_refresh_slot_info(struct ocfs2_super *osb); |
47 | int ocfs2_update_disk_slots(struct ocfs2_super *osb, | ||
48 | struct ocfs2_slot_info *si); | ||
49 | |||
50 | s16 ocfs2_node_num_to_slot(struct ocfs2_slot_info *si, | ||
51 | s16 global); | ||
52 | void ocfs2_clear_slot(struct ocfs2_slot_info *si, | ||
53 | s16 slot_num); | ||
54 | 37 | ||
55 | static inline int ocfs2_is_empty_slot(struct ocfs2_slot_info *si, | 38 | int ocfs2_node_num_to_slot(struct ocfs2_super *osb, unsigned int node_num); |
56 | int slot_num) | 39 | int ocfs2_slot_to_node_num_locked(struct ocfs2_super *osb, int slot_num, |
57 | { | 40 | unsigned int *node_num); |
58 | BUG_ON(slot_num == OCFS2_INVALID_SLOT); | ||
59 | assert_spin_locked(&si->si_lock); | ||
60 | 41 | ||
61 | return si->si_global_node_nums[slot_num] == OCFS2_INVALID_SLOT; | 42 | int ocfs2_clear_slot(struct ocfs2_super *osb, int slot_num); |
62 | } | ||
63 | 43 | ||
64 | #endif | 44 | #endif |