dsl_synctask.h revision 3f9d6ad73e45c6823b409f93b0c8d4f62861d2d5
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
*/
#ifndef _SYS_DSL_SYNCTASK_H
#define _SYS_DSL_SYNCTASK_H
#include <sys/txg.h>
#include <sys/zfs_context.h>
#ifdef __cplusplus
extern "C" {
#endif
struct dsl_pool;
typedef int (dsl_checkfunc_t)(void *, void *, dmu_tx_t *);
typedef void (dsl_syncfunc_t)(void *, void *, dmu_tx_t *);
typedef struct dsl_sync_task {
list_node_t dst_node;
dsl_checkfunc_t *dst_checkfunc;
dsl_syncfunc_t *dst_syncfunc;
void *dst_arg1;
void *dst_arg2;
int dst_err;
} dsl_sync_task_t;
typedef struct dsl_sync_task_group {
txg_node_t dstg_node;
list_t dstg_tasks;
struct dsl_pool *dstg_pool;
uint64_t dstg_txg;
int dstg_err;
int dstg_space;
boolean_t dstg_nowaiter;
} dsl_sync_task_group_t;
dsl_sync_task_group_t *dsl_sync_task_group_create(struct dsl_pool *dp);
void dsl_sync_task_create(dsl_sync_task_group_t *dstg,
dsl_checkfunc_t *, dsl_syncfunc_t *,
void *arg1, void *arg2, int blocks_modified);
int dsl_sync_task_group_wait(dsl_sync_task_group_t *dstg);
void dsl_sync_task_group_nowait(dsl_sync_task_group_t *dstg, dmu_tx_t *tx);
void dsl_sync_task_group_destroy(dsl_sync_task_group_t *dstg);
void dsl_sync_task_group_sync(dsl_sync_task_group_t *dstg, dmu_tx_t *tx);
int dsl_sync_task_do(struct dsl_pool *dp,
dsl_checkfunc_t *checkfunc, dsl_syncfunc_t *syncfunc,
void *arg1, void *arg2, int blocks_modified);
void dsl_sync_task_do_nowait(struct dsl_pool *dp,
dsl_checkfunc_t *checkfunc, dsl_syncfunc_t *syncfunc,
void *arg1, void *arg2, int blocks_modified, dmu_tx_t *tx);
#ifdef __cplusplus
}
#endif
#endif /* _SYS_DSL_SYNCTASK_H */