diff options
Diffstat (limited to 'fs/btrfs/volumes.h')
| -rw-r--r-- | fs/btrfs/volumes.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index a20ee7d57831..b05124e62412 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -10,6 +10,7 @@ #include <linux/sort.h> #include <linux/btrfs.h> #include "async-thread.h" +#include "messages.h" #define BTRFS_MAX_DATA_CHUNK_SIZE (10ULL * SZ_1G) @@ -605,6 +606,13 @@ static inline enum btrfs_map_op btrfs_op(struct bio *bio) } } +static inline unsigned long btrfs_chunk_item_size(int num_stripes) +{ + ASSERT(num_stripes); + return sizeof(struct btrfs_chunk) + + sizeof(struct btrfs_stripe) * (num_stripes - 1); +} + void btrfs_get_bioc(struct btrfs_io_context *bioc); void btrfs_put_bioc(struct btrfs_io_context *bioc); int btrfs_map_block(struct btrfs_fs_info *fs_info, enum btrfs_map_op op, |