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-rw-r--r--drivers/md/dm-snap.h18
1 files changed, 3 insertions, 15 deletions
diff --git a/drivers/md/dm-snap.h b/drivers/md/dm-snap.h
index c8a486e0ea2c..4f61bc4c14f6 100644
--- a/drivers/md/dm-snap.h
+++ b/drivers/md/dm-snap.h
@@ -68,22 +68,10 @@ struct dm_snapshot {
68 struct hlist_head tracked_chunk_hash[DM_TRACKED_CHUNK_HASH_SIZE]; 68 struct hlist_head tracked_chunk_hash[DM_TRACKED_CHUNK_HASH_SIZE];
69}; 69};
70 70
71/* 71static inline sector_t chunk_to_sector(struct dm_exception_store *store,
72 * Return the number of sectors in the device. 72 chunk_t chunk)
73 */
74static inline sector_t get_dev_size(struct block_device *bdev)
75{
76 return bdev->bd_inode->i_size >> SECTOR_SHIFT;
77}
78
79static inline chunk_t sector_to_chunk(struct dm_snapshot *s, sector_t sector)
80{
81 return (sector & ~s->store->chunk_mask) >> s->store->chunk_shift;
82}
83
84static inline sector_t chunk_to_sector(struct dm_snapshot *s, chunk_t chunk)
85{ 73{
86 return chunk << s->store->chunk_shift; 74 return chunk << store->chunk_shift;
87} 75}
88 76
89static inline int bdev_equal(struct block_device *lhs, struct block_device *rhs) 77static inline int bdev_equal(struct block_device *lhs, struct block_device *rhs)