114 static void btrfs_qgroup_update_old_refcnt(struct btrfs_qgroup *qg, u64 seq,  in btrfs_qgroup_update_old_refcnt()  argument
117 	if (qg->old_refcnt < seq)  in btrfs_qgroup_update_old_refcnt()
118 		qg->old_refcnt = seq;  in btrfs_qgroup_update_old_refcnt()
119 	qg->old_refcnt += mod;  in btrfs_qgroup_update_old_refcnt()
122 static void btrfs_qgroup_update_new_refcnt(struct btrfs_qgroup *qg, u64 seq,  in btrfs_qgroup_update_new_refcnt()  argument
125 	if (qg->new_refcnt < seq)  in btrfs_qgroup_update_new_refcnt()
126 		qg->new_refcnt = seq;  in btrfs_qgroup_update_new_refcnt()
127 	qg->new_refcnt += mod;  in btrfs_qgroup_update_new_refcnt()
130 static inline u64 btrfs_qgroup_get_old_refcnt(struct btrfs_qgroup *qg, u64 seq)  in btrfs_qgroup_get_old_refcnt()  argument
132 	if (qg->old_refcnt < seq)  in btrfs_qgroup_get_old_refcnt()
134 	return qg->old_refcnt - seq;  in btrfs_qgroup_get_old_refcnt()
137 static inline u64 btrfs_qgroup_get_new_refcnt(struct btrfs_qgroup *qg, u64 seq)  in btrfs_qgroup_get_new_refcnt()  argument
139 	if (qg->new_refcnt < seq)  in btrfs_qgroup_get_new_refcnt()
141 	return qg->new_refcnt - seq;  in btrfs_qgroup_get_new_refcnt()
154 static inline u64 qgroup_to_aux(struct btrfs_qgroup *qg)  in qgroup_to_aux()  argument
156 	return (u64)(uintptr_t)qg;  in qgroup_to_aux()
1865 	struct btrfs_qgroup *qg;  in qgroup_update_refcnt()  local
1872 		qg = find_qgroup_rb(fs_info, unode->val);  in qgroup_update_refcnt()
1873 		if (!qg)  in qgroup_update_refcnt()
1877 		ret = ulist_add(qgroups, qg->qgroupid, qgroup_to_aux(qg),  in qgroup_update_refcnt()
1881 		ret = ulist_add(tmp, qg->qgroupid, qgroup_to_aux(qg), GFP_ATOMIC);  in qgroup_update_refcnt()
1888 			qg = unode_aux_to_qgroup(tmp_unode);  in qgroup_update_refcnt()
1890 				btrfs_qgroup_update_old_refcnt(qg, seq, 1);  in qgroup_update_refcnt()
1892 				btrfs_qgroup_update_new_refcnt(qg, seq, 1);  in qgroup_update_refcnt()
1893 			list_for_each_entry(glist, &qg->groups, next_group) {  in qgroup_update_refcnt()
1954 	struct btrfs_qgroup *qg;  in qgroup_update_counters()  local
1961 		qg = unode_aux_to_qgroup(unode);  in qgroup_update_counters()
1962 		cur_old_count = btrfs_qgroup_get_old_refcnt(qg, seq);  in qgroup_update_counters()
1963 		cur_new_count = btrfs_qgroup_get_new_refcnt(qg, seq);  in qgroup_update_counters()
1965 		trace_qgroup_update_counters(fs_info, qg, cur_old_count,  in qgroup_update_counters()
1970 			qg->rfer += num_bytes;  in qgroup_update_counters()
1971 			qg->rfer_cmpr += num_bytes;  in qgroup_update_counters()
1975 			qg->rfer -= num_bytes;  in qgroup_update_counters()
1976 			qg->rfer_cmpr -= num_bytes;  in qgroup_update_counters()
1986 				qg->excl -= num_bytes;  in qgroup_update_counters()
1987 				qg->excl_cmpr -= num_bytes;  in qgroup_update_counters()
1997 				qg->excl += num_bytes;  in qgroup_update_counters()
1998 				qg->excl_cmpr += num_bytes;  in qgroup_update_counters()
2011 					qg->excl += num_bytes;  in qgroup_update_counters()
2012 					qg->excl_cmpr += num_bytes;  in qgroup_update_counters()
2021 					qg->excl -= num_bytes;  in qgroup_update_counters()
2022 					qg->excl_cmpr -= num_bytes;  in qgroup_update_counters()
2030 			qgroup_dirty(fs_info, qg);  in qgroup_update_counters()
2485 				const struct btrfs_qgroup *qg, u64 num_bytes)  in qgroup_check_limits()  argument
2490 	if ((qg->lim_flags & BTRFS_QGROUP_LIMIT_MAX_RFER) &&  in qgroup_check_limits()
2491 	    qgroup_rsv_total(qg) + (s64)qg->rfer + num_bytes > qg->max_rfer)  in qgroup_check_limits()
2494 	if ((qg->lim_flags & BTRFS_QGROUP_LIMIT_MAX_EXCL) &&  in qgroup_check_limits()
2495 	    qgroup_rsv_total(qg) + (s64)qg->excl + num_bytes > qg->max_excl)  in qgroup_check_limits()
2504 	if ((qg->lim_flags & (BTRFS_QGROUP_LIMIT_MAX_RFER |  in qgroup_check_limits()
2506 		if (qg->lim_flags & BTRFS_QGROUP_LIMIT_MAX_EXCL) {  in qgroup_check_limits()
2507 			free = qg->max_excl - qgroup_rsv_total(qg) - qg->excl;  in qgroup_check_limits()
2508 			threshold = min_t(u64, qg->max_excl / QGROUP_FREE_RATIO,  in qgroup_check_limits()
2511 			free = qg->max_rfer - qgroup_rsv_total(qg) - qg->rfer;  in qgroup_check_limits()
2512 			threshold = min_t(u64, qg->max_rfer / QGROUP_FREE_RATIO,  in qgroup_check_limits()
2568 		struct btrfs_qgroup *qg;  in qgroup_reserve()  local
2571 		qg = unode_aux_to_qgroup(unode);  in qgroup_reserve()
2573 		if (enforce && !qgroup_check_limits(fs_info, qg, num_bytes)) {  in qgroup_reserve()
2578 		list_for_each_entry(glist, &qg->groups, next_group) {  in qgroup_reserve()
2592 		struct btrfs_qgroup *qg;  in qgroup_reserve()  local
2594 		qg = unode_aux_to_qgroup(unode);  in qgroup_reserve()
2596 		trace_qgroup_update_reserve(fs_info, qg, num_bytes, type);  in qgroup_reserve()
2597 		qgroup_rsv_add(fs_info, qg, num_bytes, type);  in qgroup_reserve()
2658 		struct btrfs_qgroup *qg;  in btrfs_qgroup_free_refroot()  local
2661 		qg = unode_aux_to_qgroup(unode);  in btrfs_qgroup_free_refroot()
2663 		trace_qgroup_update_reserve(fs_info, qg, -(s64)num_bytes, type);  in btrfs_qgroup_free_refroot()
2664 		qgroup_rsv_release(fs_info, qg, num_bytes, type);  in btrfs_qgroup_free_refroot()
2666 		list_for_each_entry(glist, &qg->groups, next_group) {  in btrfs_qgroup_free_refroot()
3380 		struct btrfs_qgroup *qg;  in qgroup_convert_meta()  local
3383 		qg = unode_aux_to_qgroup(unode);  in qgroup_convert_meta()
3385 		qgroup_rsv_release(fs_info, qg, num_bytes,  in qgroup_convert_meta()
3387 		qgroup_rsv_add(fs_info, qg, num_bytes,  in qgroup_convert_meta()
3389 		list_for_each_entry(glist, &qg->groups, next_group) {  in qgroup_convert_meta()