Btrfs: do not count in readonly bytes
authorLiu Bo <liubo2009@cn.fujitsu.com>
Fri, 6 Jul 2012 09:31:36 +0000 (03:31 -0600)
committerChris Mason <chris.mason@fusionio.com>
Mon, 23 Jul 2012 20:28:03 +0000 (16:28 -0400)
If a block group is ro, do not count its entries in when we dump space info.

Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
fs/btrfs/free-space-cache.c

index 6c4e2ba..6b10acf 100644 (file)
@@ -1968,7 +1968,7 @@ void btrfs_dump_free_space(struct btrfs_block_group_cache *block_group,
 
        for (n = rb_first(&ctl->free_space_offset); n; n = rb_next(n)) {
                info = rb_entry(n, struct btrfs_free_space, offset_index);
-               if (info->bytes >= bytes)
+               if (info->bytes >= bytes && !block_group->ro)
                        count++;
                printk(KERN_CRIT "entry offset %llu, bytes %llu, bitmap %s\n",
                       (unsigned long long)info->offset,