diff options
Diffstat (limited to 'fs/btrfs/super.c')
| -rw-r--r-- | fs/btrfs/super.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 2b44223e98a9..7d20856ae0c4 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -1902,7 +1902,7 @@ static inline int btrfs_calc_avail_data_space(struct btrfs_fs_info *fs_info, u64 type; u64 avail_space; u64 min_stripe_size; - int min_stripes = 1, num_stripes = 1; + int min_stripes, num_stripes = 1; int i = 0, nr_devices; const struct btrfs_raid_attr *rattr; @@ -1929,17 +1929,14 @@ static inline int btrfs_calc_avail_data_space(struct btrfs_fs_info *fs_info, /* calc min stripe number for data space allocation */ type = btrfs_data_alloc_profile(fs_info); rattr = &btrfs_raid_array[btrfs_bg_flags_to_raid_index(type)]; + min_stripes = rattr->devs_min; - if (type & BTRFS_BLOCK_GROUP_RAID0) { - min_stripes = 2; + if (type & BTRFS_BLOCK_GROUP_RAID0) num_stripes = nr_devices; - } else if (type & BTRFS_BLOCK_GROUP_RAID1) { - min_stripes = 2; + else if (type & BTRFS_BLOCK_GROUP_RAID1) num_stripes = 2; - } else if (type & BTRFS_BLOCK_GROUP_RAID10) { - min_stripes = 4; + else if (type & BTRFS_BLOCK_GROUP_RAID10) num_stripes = 4; - } /* Adjust for more than 1 stripe per device */ min_stripe_size = rattr->dev_stripes * BTRFS_STRIPE_LEN; |