Btrfs: Allow tree blocks larger than the page size

Signed-off-by: Chris Mason <chris.mason@oracle.com>
diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index 9654e90..0bd1fd3 100644
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -42,14 +42,15 @@
 
 static ssize_t super_blocks_used_show(struct btrfs_fs_info *fs, char *buf)
 {
+
 	return snprintf(buf, PAGE_SIZE, "%llu\n",
-		(unsigned long long)btrfs_super_blocks_used(&fs->super_copy));
+		(unsigned long long)btrfs_super_bytes_used(&fs->super_copy));
 }
 
 static ssize_t super_total_blocks_show(struct btrfs_fs_info *fs, char *buf)
 {
 	return snprintf(buf, PAGE_SIZE, "%llu\n",
-		(unsigned long long)btrfs_super_total_blocks(&fs->super_copy));
+		(unsigned long long)btrfs_super_total_bytes(&fs->super_copy));
 }
 
 static ssize_t super_blocksize_show(struct btrfs_fs_info *fs, char *buf)