qgroup_meta_rsv_prealloc 1092 fs/btrfs/ctree.h u64 qgroup_meta_rsv_prealloc; qgroup_meta_rsv_prealloc 3602 fs/btrfs/qgroup.c root->qgroup_meta_rsv_prealloc += num_bytes; qgroup_meta_rsv_prealloc 3619 fs/btrfs/qgroup.c num_bytes = min_t(u64, root->qgroup_meta_rsv_prealloc, qgroup_meta_rsv_prealloc 3621 fs/btrfs/qgroup.c root->qgroup_meta_rsv_prealloc -= num_bytes;