diff options
Diffstat (limited to 'drivers/md/dm-exception-store.h')
| -rw-r--r-- | drivers/md/dm-exception-store.h | 31 |
1 files changed, 4 insertions, 27 deletions
diff --git a/drivers/md/dm-exception-store.h b/drivers/md/dm-exception-store.h index 12b5216c2cfe..3f4139ac1f60 100644 --- a/drivers/md/dm-exception-store.h +++ b/drivers/md/dm-exception-store.h @@ -11,6 +11,7 @@ #define _LINUX_DM_EXCEPTION_STORE #include <linux/blkdev.h> +#include <linux/list_bl.h> #include <linux/device-mapper.h> /* @@ -27,7 +28,7 @@ typedef sector_t chunk_t; * chunk within the device. */ struct dm_exception { - struct list_head hash_list; + struct hlist_bl_node hash_list; chunk_t old_chunk; chunk_t new_chunk; @@ -135,9 +136,8 @@ struct dm_dev *dm_snap_cow(struct dm_snapshot *snap); /* * Funtions to manipulate consecutive chunks */ -# if defined(CONFIG_LBDAF) || (BITS_PER_LONG == 64) -# define DM_CHUNK_CONSECUTIVE_BITS 8 -# define DM_CHUNK_NUMBER_BITS 56 +#define DM_CHUNK_CONSECUTIVE_BITS 8 +#define DM_CHUNK_NUMBER_BITS 56 static inline chunk_t dm_chunk_number(chunk_t chunk) { @@ -163,29 +163,6 @@ static inline void dm_consecutive_chunk_count_dec(struct dm_exception *e) e->new_chunk -= (1ULL << DM_CHUNK_NUMBER_BITS); } -# else -# define DM_CHUNK_CONSECUTIVE_BITS 0 - -static inline chunk_t dm_chunk_number(chunk_t chunk) -{ - return chunk; -} - -static inline unsigned dm_consecutive_chunk_count(struct dm_exception *e) -{ - return 0; -} - -static inline void dm_consecutive_chunk_count_inc(struct dm_exception *e) -{ -} - -static inline void dm_consecutive_chunk_count_dec(struct dm_exception *e) -{ -} - -# endif - /* * Return the number of sectors in the device. */ |