diff options
| author | Qu Wenruo <wqu@suse.com> | 2022-05-13 16:34:30 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2022-07-25 17:45:36 +0200 |
| commit | 0b30f719451ebbf313cdb444a27b00c10cf6e8a5 (patch) | |
| tree | d5214a96a9d1b31e1d278699d8c29b35dd0246c2 /fs/btrfs/volumes.h | |
| parent | 6dead96c1a1e091e78ee80a2484279c3861c60d8 (diff) | |
btrfs: use btrfs_raid_array to calculate number of parity stripes
Use the raid table instead of hard coded values and rename the helper as
it is exported. This could make later extension on RAID56 based
profiles easier.
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/volumes.h')
| -rw-r--r-- | fs/btrfs/volumes.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index f19916a69bea..b61508723d5d 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -634,6 +634,7 @@ int btrfs_is_parity_mirror(struct btrfs_fs_info *fs_info, unsigned long btrfs_full_stripe_len(struct btrfs_fs_info *fs_info, u64 logical); u64 btrfs_calc_stripe_length(const struct extent_map *em); +int btrfs_nr_parity_stripes(u64 type); int btrfs_chunk_alloc_add_chunk_item(struct btrfs_trans_handle *trans, struct btrfs_block_group *bg); int btrfs_remove_chunk(struct btrfs_trans_handle *trans, u64 chunk_offset); |