Josef Bacik
2014-Jan-23 23:46 UTC
[PATCH] Btrfs: fix qgroup rescan to work with skinny metadata V2
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>
---
V1->V2: use && instead of ||
fs/btrfs/qgroup.c | 18 +++++++++++++-----
1 file changed, 13 insertions(+), 5 deletions(-)
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index d22e0a1..472302a 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -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);
--
1.8.3.1
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