1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or https://opensource.org/licenses/CDDL-1.0. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright (c) 2020, 2021, 2022 by Pawel Jakub Dawidek 23 */ 24 25 #ifndef _SYS_BRT_H 26 #define _SYS_BRT_H 27 28 #include <sys/sysmacros.h> 29 #include <sys/types.h> 30 #include <sys/fs/zfs.h> 31 #include <sys/zio.h> 32 #include <sys/dmu.h> 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 extern boolean_t brt_entry_decref(spa_t *spa, const blkptr_t *bp); 39 extern uint64_t brt_entry_get_refcount(spa_t *spa, const blkptr_t *bp); 40 41 extern uint64_t brt_get_dspace(spa_t *spa); 42 extern uint64_t brt_get_used(spa_t *spa); 43 extern uint64_t brt_get_saved(spa_t *spa); 44 extern uint64_t brt_get_ratio(spa_t *spa); 45 46 extern boolean_t brt_maybe_exists(spa_t *spa, const blkptr_t *bp); 47 extern void brt_init(void); 48 extern void brt_fini(void); 49 50 extern void brt_pending_add(spa_t *spa, const blkptr_t *bp, dmu_tx_t *tx); 51 extern void brt_pending_remove(spa_t *spa, const blkptr_t *bp, dmu_tx_t *tx); 52 extern void brt_pending_apply(spa_t *spa, uint64_t txg); 53 54 extern void brt_create(spa_t *spa); 55 extern int brt_load(spa_t *spa); 56 extern void brt_unload(spa_t *spa); 57 extern void brt_sync(spa_t *spa, uint64_t txg); 58 59 #ifdef __cplusplus 60 } 61 #endif 62 63 #endif /* _SYS_BRT_H */ 64