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Btrfs: fix qgroup rescan to work with skinny metadata 

Could have sworn I fixed this before but apparently not.  This makes us pass
btrfs/022 with skinny metadata enabled.  Thanks,

Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Josef Bacik 2014-01-23 16:45:10 -05:00 committed by Chris Mason
parent 580f0a678e
commit 3a6d75e846
1 changed files with 13 additions and 5 deletions
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18
fs/btrfs/qgroup.c
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@ -1897,9 +1897,17 @@ qgroup_rescan_leaf(struct btrfs_fs_info *fs_info, struct btrfs_path *path,
mutex_unlock(&fs_info->qgroup_rescan_lock);
for (; slot < btrfs_header_nritems(scratch_leaf); ++slot) {
u64 num_bytes;
btrfs_item_key_to_cpu(scratch_leaf, &found, slot);
if (found.type != BTRFS_EXTENT_ITEM_KEY)
if (found.type != BTRFS_EXTENT_ITEM_KEY &&
found.type != BTRFS_METADATA_ITEM_KEY)
continue;
if (found.type == BTRFS_METADATA_ITEM_KEY)
num_bytes = fs_info->extent_root->leafsize;
else
num_bytes = found.offset;
ret = btrfs_find_all_roots(trans, fs_info, found.objectid,
tree_mod_seq_elem.seq, &roots);
if (ret < 0)
@ -1944,12 +1952,12 @@ qgroup_rescan_leaf(struct btrfs_fs_info *fs_info, struct btrfs_path *path,
struct btrfs_qgroup_list *glist;
qg = (struct btrfs_qgroup *)(uintptr_t) unode->aux;
qg->rfer += found.offset;
qg->rfer_cmpr += found.offset;
qg->rfer += num_bytes;
qg->rfer_cmpr += num_bytes;
WARN_ON(qg->tag >= seq);
if (qg->refcnt - seq == roots->nnodes) {
qg->excl += found.offset;
qg->excl_cmpr += found.offset;
qg->excl += num_bytes;
qg->excl_cmpr += num_bytes;
}
qgroup_dirty(fs_info, qg);