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 http://www.opensolaris.org/os/licensing. 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) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 23 */ 24 25 #ifndef _SYS_DSL_SYNCTASK_H 26 #define _SYS_DSL_SYNCTASK_H 27 28 #include <sys/txg.h> 29 #include <sys/zfs_context.h> 30 31 #ifdef __cplusplus 32 extern "C" { 33 #endif 34 35 struct dsl_pool; 36 37 typedef int (dsl_checkfunc_t)(void *, void *, dmu_tx_t *); 38 typedef void (dsl_syncfunc_t)(void *, void *, dmu_tx_t *); 39 40 typedef struct dsl_sync_task { 41 list_node_t dst_node; 42 dsl_checkfunc_t *dst_checkfunc; 43 dsl_syncfunc_t *dst_syncfunc; 44 void *dst_arg1; 45 void *dst_arg2; 46 int dst_err; 47 } dsl_sync_task_t; 48 49 typedef struct dsl_sync_task_group { 50 txg_node_t dstg_node; 51 list_t dstg_tasks; 52 struct dsl_pool *dstg_pool; 53 uint64_t dstg_txg; 54 int dstg_err; 55 int dstg_space; 56 boolean_t dstg_nowaiter; 57 } dsl_sync_task_group_t; 58 59 dsl_sync_task_group_t *dsl_sync_task_group_create(struct dsl_pool *dp); 60 void dsl_sync_task_create(dsl_sync_task_group_t *dstg, 61 dsl_checkfunc_t *, dsl_syncfunc_t *, 62 void *arg1, void *arg2, int blocks_modified); 63 int dsl_sync_task_group_wait(dsl_sync_task_group_t *dstg); 64 void dsl_sync_task_group_nowait(dsl_sync_task_group_t *dstg, dmu_tx_t *tx); 65 void dsl_sync_task_group_destroy(dsl_sync_task_group_t *dstg); 66 void dsl_sync_task_group_sync(dsl_sync_task_group_t *dstg, dmu_tx_t *tx); 67 68 int dsl_sync_task_do(struct dsl_pool *dp, 69 dsl_checkfunc_t *checkfunc, dsl_syncfunc_t *syncfunc, 70 void *arg1, void *arg2, int blocks_modified); 71 void dsl_sync_task_do_nowait(struct dsl_pool *dp, 72 dsl_checkfunc_t *checkfunc, dsl_syncfunc_t *syncfunc, 73 void *arg1, void *arg2, int blocks_modified, dmu_tx_t *tx); 74 75 #ifdef __cplusplus 76 } 77 #endif 78 79 #endif /* _SYS_DSL_SYNCTASK_H */ 80