[V3,1/6] btrfs: fix wrong data space statistics

Commit Message

Miao Xie Jan. 5, 2011, 10:07 a.m. UTC

None

Patch

diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 61bd79a..1d21208 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -768,11 +768,10 @@  static int btrfs_statfs(struct dentry *dentry, struct kstatfs *buf)
 
 	rcu_read_lock();
 	list_for_each_entry_rcu(found, head, list) {
-		if (found->flags & (BTRFS_BLOCK_GROUP_METADATA |
-				    BTRFS_BLOCK_GROUP_SYSTEM))
-			total_used_data += found->disk_total;
-		else
+		if (found->flags & BTRFS_BLOCK_GROUP_DATA)
 			total_used_data += found->disk_used;
+		else
+			total_used_data += found->disk_total;
 		total_used += found->disk_used;
 	}
 	rcu_read_unlock();