Btrfs: add ro notification to dump_space_info

Block group has ro attributes, make dump_space_info show it.

Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 3ca26d84cce563c1bc4430eed37e26f9ee86d258..7843542484c9cea8ab26d1e51feafc2bad12f47e 100644 (file)
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -5825,13 +5825,13 @@ static void dump_space_info(struct btrfs_space_info *info, u64 bytes,
 again:
        list_for_each_entry(cache, &info->block_groups[index], list) {
                spin_lock(&cache->lock);
-               printk(KERN_INFO "block group %llu has %llu bytes, %llu used "
-                      "%llu pinned %llu reserved\n",
+               printk(KERN_INFO "block group %llu has %llu bytes, %llu used %llu pinned %llu reserved %s\n",
                       (unsigned long long)cache->key.objectid,
                       (unsigned long long)cache->key.offset,
                       (unsigned long long)btrfs_block_group_used(&cache->item),
                       (unsigned long long)cache->pinned,
-                      (unsigned long long)cache->reserved);
+                      (unsigned long long)cache->reserved,
+                      cache->ro ? "[readonly]" : "");
                btrfs_dump_free_space(cache, bytes);
                spin_unlock(&cache->lock);
        }