[PATCH 3.10 65/77] Btrfs: output warning instead of error when loading free space cache failed

Greg Kroah-Hartman
2014-06-28T19:03:05Z

From: Miao Xie <miaox@cn.fujitsu.com>

commit 32d6b47fe6fc1714d5f1bba1b9f38e0ab0ad58a8 upstream.

If we fail to load a free space cache, we can rebuild it from the extent tree,
so it is not a serious error, we should not output a error message that
would make the users uncomfortable. This patch uses warning message instead
of it.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
fs/btrfs/free-space-cache.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -835,7 +835,7 @@ int load_free_space_cache(struct btrfs_f

if (!matched) {
__btrfs_remove_free_space_cache(ctl);
- btrfs_err(fs_info, "block group %llu has wrong amount of free space",
+ btrfs_warn(fs_info, "block group %llu has wrong amount of free space",
block_group->key.objectid);
ret = -1;
}
@@ -847,7 +847,7 @@ out:
spin_unlock(&block_group->lock);
ret = 0;

- btrfs_err(fs_info, "failed to load free space cache for block group %llu",
+ btrfs_warn(fs_info, "failed to load free space cache for block group %llu, rebuild it now",
block_group->key.objectid);
}