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-rw-r--r--fs/btrfs/qgroup.c6
-rw-r--r--include/uapi/linux/btrfs_tree.h4
2 files changed, 8 insertions, 2 deletions
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index ba323dcb0a0b..fc2ed19ced9b 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -878,7 +878,8 @@ static int update_qgroup_status_item(struct btrfs_trans_handle *trans)
l = path->nodes[0];
slot = path->slots[0];
ptr = btrfs_item_ptr(l, slot, struct btrfs_qgroup_status_item);
- btrfs_set_qgroup_status_flags(l, ptr, fs_info->qgroup_flags);
+ btrfs_set_qgroup_status_flags(l, ptr, fs_info->qgroup_flags &
+ BTRFS_QGROUP_STATUS_FLAGS_MASK);
btrfs_set_qgroup_status_generation(l, ptr, trans->transid);
btrfs_set_qgroup_status_rescan(l, ptr,
fs_info->qgroup_rescan_progress.objectid);
@@ -1052,7 +1053,8 @@ int btrfs_quota_enable(struct btrfs_fs_info *fs_info)
btrfs_set_qgroup_status_version(leaf, ptr, BTRFS_QGROUP_STATUS_VERSION);
fs_info->qgroup_flags = BTRFS_QGROUP_STATUS_FLAG_ON |
BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT;
- btrfs_set_qgroup_status_flags(leaf, ptr, fs_info->qgroup_flags);
+ btrfs_set_qgroup_status_flags(leaf, ptr, fs_info->qgroup_flags &
+ BTRFS_QGROUP_STATUS_FLAGS_MASK);
btrfs_set_qgroup_status_rescan(leaf, ptr, 0);
btrfs_mark_buffer_dirty(leaf);
diff --git a/include/uapi/linux/btrfs_tree.h b/include/uapi/linux/btrfs_tree.h
index 5f32a2a495dc..1f7a38ec6ac3 100644
--- a/include/uapi/linux/btrfs_tree.h
+++ b/include/uapi/linux/btrfs_tree.h
@@ -965,6 +965,10 @@ static inline __u16 btrfs_qgroup_level(__u64 qgroupid)
*/
#define BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT (1ULL << 2)
+#define BTRFS_QGROUP_STATUS_FLAGS_MASK (BTRFS_QGROUP_STATUS_FLAG_ON | \
+ BTRFS_QGROUP_STATUS_FLAG_RESCAN | \
+ BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT)
+
#define BTRFS_QGROUP_STATUS_VERSION 1
struct btrfs_qgroup_status_item {