312 	for (spa_log_sm_t *sls = avl_last(&spa->spa_sm_logs_by_txg);  in spa_estimate_incoming_log_blocks()  local
313 	    sls != NULL && steps < zfs_max_log_walking;  in spa_estimate_incoming_log_blocks()
314 	    sls = AVL_PREV(&spa->spa_sm_logs_by_txg, sls)) {  in spa_estimate_incoming_log_blocks()
315 		if (sls->sls_txg == spa_syncing_txg(spa)) {  in spa_estimate_incoming_log_blocks()
322 		sum += sls->sls_nblocks;  in spa_estimate_incoming_log_blocks()
380 	for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg);  in spa_log_summary_verify_counts()  local
381 	    sls; sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) {  in spa_log_summary_verify_counts()
382 		ms_in_logs += sls->sls_mscount;  in spa_log_summary_verify_counts()
383 		blk_in_logs += sls->sls_nblocks;  in spa_log_summary_verify_counts()
551 	spa_log_sm_t *sls = avl_find(&spa->spa_sm_logs_by_txg,  in spa_log_sm_decrement_mscount()  local
554 	if (sls == NULL) {  in spa_log_sm_decrement_mscount()
563 	ASSERT(sls->sls_mscount > 0);  in spa_log_sm_decrement_mscount()
564 	sls->sls_mscount--;  in spa_log_sm_decrement_mscount()
879 	spa_log_sm_t *sls = avl_last(&spa->spa_sm_logs_by_txg);  in spa_sync_close_syncing_log_sm()  local
880 	ASSERT3U(sls->sls_txg, ==, spa_syncing_txg(spa));  in spa_sync_close_syncing_log_sm()
882 	sls->sls_nblocks = space_map_nblocks(spa_syncing_log_sm(spa));  in spa_sync_close_syncing_log_sm()
883 	spa->spa_unflushed_stats.sus_nblocks += sls->sls_nblocks;  in spa_sync_close_syncing_log_sm()
891 	ASSERT(sls->sls_nblocks != 0);  in spa_sync_close_syncing_log_sm()
893 	spa_log_summary_add_incoming_blocks(spa, sls->sls_nblocks);  in spa_sync_close_syncing_log_sm()
929 	for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg);  in spa_cleanup_old_sm_logs()  local
930 	    sls && sls->sls_txg < oldest_flushed_txg;  in spa_cleanup_old_sm_logs()
931 	    sls = avl_first(&spa->spa_sm_logs_by_txg)) {  in spa_cleanup_old_sm_logs()
932 		ASSERT0(sls->sls_mscount);  in spa_cleanup_old_sm_logs()
933 		avl_remove(&spa->spa_sm_logs_by_txg, sls);  in spa_cleanup_old_sm_logs()
934 		space_map_free_obj(mos, sls->sls_sm_obj, tx);  in spa_cleanup_old_sm_logs()
935 		VERIFY0(zap_remove_int(mos, spacemap_zap, sls->sls_txg, tx));  in spa_cleanup_old_sm_logs()
936 		spa_log_summary_decrement_blkcount(spa, sls->sls_nblocks);  in spa_cleanup_old_sm_logs()
937 		spa->spa_unflushed_stats.sus_nblocks -= sls->sls_nblocks;  in spa_cleanup_old_sm_logs()
938 		kmem_free(sls, sizeof (spa_log_sm_t));  in spa_cleanup_old_sm_logs()
945 	spa_log_sm_t *sls = kmem_zalloc(sizeof (*sls), KM_SLEEP);  in spa_log_sm_alloc()  local
946 	sls->sls_sm_obj = sm_obj;  in spa_log_sm_alloc()
947 	sls->sls_txg = txg;  in spa_log_sm_alloc()
948 	return (sls);  in spa_log_sm_alloc()
1029 		spa_log_sm_t *sls =  in spa_ld_log_sm_metadata()  local
1031 		avl_add(&spa->spa_sm_logs_by_txg, sls);  in spa_ld_log_sm_metadata()
1045 		spa_log_sm_t *sls = avl_find(&spa->spa_sm_logs_by_txg,  in spa_ld_log_sm_metadata()  local
1058 		ASSERT(sls != NULL);  in spa_ld_log_sm_metadata()
1059 		if (sls == NULL) {  in spa_ld_log_sm_metadata()
1066 		sls->sls_mscount++;  in spa_ld_log_sm_metadata()
1134 	spa_log_sm_t *sls, *psls;  in spa_ld_log_sm_data()  local
1150 	for (sls = avl_first(&spa->spa_sm_logs_by_txg); sls;  in spa_ld_log_sm_data()
1151 	    sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) {  in spa_ld_log_sm_data()
1152 		dmu_prefetch_dnode(spa_meta_objset(spa), sls->sls_sm_obj,  in spa_ld_log_sm_data()
1159 	psls = sls = avl_first(&spa->spa_sm_logs_by_txg);  in spa_ld_log_sm_data()
1160 	while (sls != NULL) {  in spa_ld_log_sm_data()
1171 				    (u_longlong_t)sls->sls_sm_obj, error);  in spa_ld_log_sm_data()
1185 		ASSERT0(sls->sls_nblocks);  in spa_ld_log_sm_data()
1186 		sls->sls_nblocks = space_map_nblocks(sls->sls_sm);  in spa_ld_log_sm_data()
1187 		spa->spa_unflushed_stats.sus_nblocks += sls->sls_nblocks;  in spa_ld_log_sm_data()
1188 		summary_add_data(spa, sls->sls_txg,  in spa_ld_log_sm_data()
1189 		    sls->sls_mscount, 0, sls->sls_nblocks);  in spa_ld_log_sm_data()
1197 			.slls_txg = sls->sls_txg  in spa_ld_log_sm_data()
1199 		error = space_map_iterate(sls->sls_sm,  in spa_ld_log_sm_data()
1200 		    space_map_length(sls->sls_sm), spa_ld_log_sm_cb, &vla);  in spa_ld_log_sm_data()
1204 			    (u_longlong_t)sls->sls_sm_obj, error);  in spa_ld_log_sm_data()
1209 		ps -= space_map_length(sls->sls_sm);  in spa_ld_log_sm_data()
1211 		space_map_close(sls->sls_sm);  in spa_ld_log_sm_data()
1212 		sls->sls_sm = NULL;  in spa_ld_log_sm_data()
1213 		sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls);  in spa_ld_log_sm_data()
1229 		for (spa_log_sm_t *sls = avl_first(&spa->spa_sm_logs_by_txg);  in spa_ld_log_sm_data()  local
1230 		    sls; sls = AVL_NEXT(&spa->spa_sm_logs_by_txg, sls)) {  in spa_ld_log_sm_data()
1231 			if (sls->sls_sm) {  in spa_ld_log_sm_data()
1232 				space_map_close(sls->sls_sm);  in spa_ld_log_sm_data()
1233 				sls->sls_sm = NULL;  in spa_ld_log_sm_data()