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authorDavid Sterba <dsterba@suse.com>2018-07-13 20:46:30 +0200
committerDavid Sterba <dsterba@suse.com>2018-08-06 13:12:53 +0200
commit46df06b85e28eaf430aa5c8f8aa26120fa746b72 (patch)
tree274185638f029f3be8da1ab56d2f84bbd98943e1 /fs/btrfs/super.c
parent321a4bf72b251319aa456ea542161729442b6f61 (diff)
btrfs: refactor block group replication factor calculation to a helper
There are many places that open code the duplicity factor of the block group profiles, create a common helper. This can be easily extended for more copies. Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/super.c')
-rw-r--r--fs/btrfs/super.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index d7a54c648c5f..efe8b03ce380 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -2107,14 +2107,9 @@ static int btrfs_statfs(struct dentry *dentry, struct kstatfs *buf)
btrfs_account_ro_block_groups_free_space(found);
for (i = 0; i < BTRFS_NR_RAID_TYPES; i++) {
- if (!list_empty(&found->block_groups[i])) {
- switch (i) {
- case BTRFS_RAID_DUP:
- case BTRFS_RAID_RAID1:
- case BTRFS_RAID_RAID10:
- factor = 2;
- }
- }
+ if (!list_empty(&found->block_groups[i]))
+ factor = btrfs_bg_type_to_factor(
+ btrfs_raid_array[i].bg_flag);
}
}