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 |
