104 static void btrfs_qgroup_update_old_refcnt(struct btrfs_qgroup *qg, u64 seq,  in btrfs_qgroup_update_old_refcnt()  argument
107 	if (qg->old_refcnt < seq)  in btrfs_qgroup_update_old_refcnt()
108 		qg->old_refcnt = seq;  in btrfs_qgroup_update_old_refcnt()
109 	qg->old_refcnt += mod;  in btrfs_qgroup_update_old_refcnt()
112 static void btrfs_qgroup_update_new_refcnt(struct btrfs_qgroup *qg, u64 seq,  in btrfs_qgroup_update_new_refcnt()  argument
115 	if (qg->new_refcnt < seq)  in btrfs_qgroup_update_new_refcnt()
116 		qg->new_refcnt = seq;  in btrfs_qgroup_update_new_refcnt()
117 	qg->new_refcnt += mod;  in btrfs_qgroup_update_new_refcnt()
120 static inline u64 btrfs_qgroup_get_old_refcnt(struct btrfs_qgroup *qg, u64 seq)  in btrfs_qgroup_get_old_refcnt()  argument
122 	if (qg->old_refcnt < seq)  in btrfs_qgroup_get_old_refcnt()
124 	return qg->old_refcnt - seq;  in btrfs_qgroup_get_old_refcnt()
127 static inline u64 btrfs_qgroup_get_new_refcnt(struct btrfs_qgroup *qg, u64 seq)  in btrfs_qgroup_get_new_refcnt()  argument
129 	if (qg->new_refcnt < seq)  in btrfs_qgroup_get_new_refcnt()
131 	return qg->new_refcnt - seq;  in btrfs_qgroup_get_new_refcnt()
144 static inline u64 qgroup_to_aux(struct btrfs_qgroup *qg)  in qgroup_to_aux()  argument
146 	return (u64)(uintptr_t)qg;  in qgroup_to_aux()
2438 	struct btrfs_qgroup *qg;  in qgroup_update_refcnt()  local
2445 		qg = find_qgroup_rb(fs_info, unode->val);  in qgroup_update_refcnt()
2446 		if (!qg)  in qgroup_update_refcnt()
2450 		ret = ulist_add(qgroups, qg->qgroupid, qgroup_to_aux(qg),  in qgroup_update_refcnt()
2454 		ret = ulist_add(tmp, qg->qgroupid, qgroup_to_aux(qg), GFP_ATOMIC);  in qgroup_update_refcnt()
2461 			qg = unode_aux_to_qgroup(tmp_unode);  in qgroup_update_refcnt()
2463 				btrfs_qgroup_update_old_refcnt(qg, seq, 1);  in qgroup_update_refcnt()
2465 				btrfs_qgroup_update_new_refcnt(qg, seq, 1);  in qgroup_update_refcnt()
2466 			list_for_each_entry(glist, &qg->groups, next_group) {  in qgroup_update_refcnt()
2527 	struct btrfs_qgroup *qg;  in qgroup_update_counters()  local
2534 		qg = unode_aux_to_qgroup(unode);  in qgroup_update_counters()
2535 		cur_old_count = btrfs_qgroup_get_old_refcnt(qg, seq);  in qgroup_update_counters()
2536 		cur_new_count = btrfs_qgroup_get_new_refcnt(qg, seq);  in qgroup_update_counters()
2538 		trace_qgroup_update_counters(fs_info, qg, cur_old_count,  in qgroup_update_counters()
2543 			qg->rfer += num_bytes;  in qgroup_update_counters()
2544 			qg->rfer_cmpr += num_bytes;  in qgroup_update_counters()
2548 			qg->rfer -= num_bytes;  in qgroup_update_counters()
2549 			qg->rfer_cmpr -= num_bytes;  in qgroup_update_counters()
2559 				qg->excl -= num_bytes;  in qgroup_update_counters()
2560 				qg->excl_cmpr -= num_bytes;  in qgroup_update_counters()
2570 				qg->excl += num_bytes;  in qgroup_update_counters()
2571 				qg->excl_cmpr += num_bytes;  in qgroup_update_counters()
2584 					qg->excl += num_bytes;  in qgroup_update_counters()
2585 					qg->excl_cmpr += num_bytes;  in qgroup_update_counters()
2594 					qg->excl -= num_bytes;  in qgroup_update_counters()
2595 					qg->excl_cmpr -= num_bytes;  in qgroup_update_counters()
2603 			qgroup_dirty(fs_info, qg);  in qgroup_update_counters()
3069 static bool qgroup_check_limits(const struct btrfs_qgroup *qg, u64 num_bytes)  in qgroup_check_limits()  argument
3071 	if ((qg->lim_flags & BTRFS_QGROUP_LIMIT_MAX_RFER) &&  in qgroup_check_limits()
3072 	    qgroup_rsv_total(qg) + (s64)qg->rfer + num_bytes > qg->max_rfer)  in qgroup_check_limits()
3075 	if ((qg->lim_flags & BTRFS_QGROUP_LIMIT_MAX_EXCL) &&  in qgroup_check_limits()
3076 	    qgroup_rsv_total(qg) + (s64)qg->excl + num_bytes > qg->max_excl)  in qgroup_check_limits()
3121 		struct btrfs_qgroup *qg;  in qgroup_reserve()  local
3124 		qg = unode_aux_to_qgroup(unode);  in qgroup_reserve()
3126 		if (enforce && !qgroup_check_limits(qg, num_bytes)) {  in qgroup_reserve()
3131 		list_for_each_entry(glist, &qg->groups, next_group) {  in qgroup_reserve()
3145 		struct btrfs_qgroup *qg;  in qgroup_reserve()  local
3147 		qg = unode_aux_to_qgroup(unode);  in qgroup_reserve()
3149 		qgroup_rsv_add(fs_info, qg, num_bytes, type);  in qgroup_reserve()
3208 		struct btrfs_qgroup *qg;  in btrfs_qgroup_free_refroot()  local
3211 		qg = unode_aux_to_qgroup(unode);  in btrfs_qgroup_free_refroot()
3213 		qgroup_rsv_release(fs_info, qg, num_bytes, type);  in btrfs_qgroup_free_refroot()
3215 		list_for_each_entry(glist, &qg->groups, next_group) {  in btrfs_qgroup_free_refroot()
4082 		struct btrfs_qgroup *qg;  in qgroup_convert_meta()  local
4085 		qg = unode_aux_to_qgroup(unode);  in qgroup_convert_meta()
4087 		qgroup_rsv_release(fs_info, qg, num_bytes,  in qgroup_convert_meta()
4089 		qgroup_rsv_add(fs_info, qg, num_bytes,  in qgroup_convert_meta()
4091 		list_for_each_entry(glist, &qg->groups, next_group) {  in qgroup_convert_meta()