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-rw-r--r--fs/btrfs/extent-tree.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index cbe6a7278008..326fd8660efb 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -4336,15 +4336,9 @@ static u64 get_profile_num_devs(struct btrfs_fs_info *fs_info, u64 type)
{
u64 num_dev;
- if (type & (BTRFS_BLOCK_GROUP_RAID10 |
- BTRFS_BLOCK_GROUP_RAID0 |
- BTRFS_BLOCK_GROUP_RAID5 |
- BTRFS_BLOCK_GROUP_RAID6))
+ num_dev = btrfs_raid_array[btrfs_bg_flags_to_raid_index(type)].devs_max;
+ if (!num_dev)
num_dev = fs_info->fs_devices->rw_devices;
- else if (type & BTRFS_BLOCK_GROUP_RAID1)
- num_dev = 2;
- else
- num_dev = 1; /* DUP or single */
return num_dev;
}