Commit d09cb9e1 authored by David Sterba's avatar David Sterba
Browse files

btrfs: use mask for all RAID1* profiles in btrfs_calc_avail_data_space 



There's a sequence of hard coded values for RAID1 profiles that are
already stored in the raid_attr table that should be used instead.

Reviewed-by: default avatarNikolay Borisov <nborisov@suse.com>
Reviewed-by: default avatarJohannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent e26b04c4

fs/btrfs/super.c

+2 −6
Original line number Diff line number Diff line
@@ -2243,12 +2243,8 @@ static inline int btrfs_calc_avail_data_space(struct btrfs_fs_info *fs_info, 


	if (type & BTRFS_BLOCK_GROUP_RAID0)

		num_stripes = nr_devices;

	else if (type & BTRFS_BLOCK_GROUP_RAID1)

		num_stripes = 2;

	else if (type & BTRFS_BLOCK_GROUP_RAID1C3)

		num_stripes = 3;

	else if (type & BTRFS_BLOCK_GROUP_RAID1C4)

		num_stripes = 4;

	else if (type & BTRFS_BLOCK_GROUP_RAID1_MASK)

		num_stripes = rattr->ncopies;

	else if (type & BTRFS_BLOCK_GROUP_RAID10)

		num_stripes = 4;