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| author |   David Sterba <dsterba@suse.com> | 2019-05-17 11:43:20 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2019-07-01 13:34:56 +0200 |
| commit | 9fa02ac75ba14683b341ec7430202cccfc8c3fab (patch) | |
| tree | 6b174c6df52e323bfee99551ea245e116b0f8af3 /fs/btrfs | |
| parent | btrfs: remove mapping tree structures indirection (diff) | |
| download | linux-dev-9fa02ac75ba14683b341ec7430202cccfc8c3fab.tar.xz linux-dev-9fa02ac75ba14683b341ec7430202cccfc8c3fab.zip | |
btrfs: use raid_attr table in get_profile_num_devs
The dev_max constraints are defined in the raid_attr table, use it
instead of open-coding it.
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 10 |
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; } |