67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
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*/
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#ifndef _SYS_ZFS_ONEXIT_H
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#define _SYS_ZFS_ONEXIT_H
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#include <sys/zfs_context.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef _KERNEL
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typedef struct zfs_onexit {
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kmutex_t zo_lock;
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list_t zo_actions;
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} zfs_onexit_t;
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typedef struct zfs_onexit_action_node {
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list_node_t za_link;
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void (*za_func)(void *);
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void *za_data;
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} zfs_onexit_action_node_t;
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extern void zfs_onexit_init(zfs_onexit_t **zo);
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extern void zfs_onexit_destroy(zfs_onexit_t *zo);
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#endif
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extern int zfs_onexit_fd_hold(int fd, minor_t *minorp);
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extern void zfs_onexit_fd_rele(int fd);
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extern int zfs_onexit_add_cb(minor_t minor, void (*func)(void *), void *data,
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uint64_t *action_handle);
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extern int zfs_onexit_del_cb(minor_t minor, uint64_t action_handle,
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boolean_t fire);
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extern int zfs_onexit_cb_data(minor_t minor, uint64_t action_handle,
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void **data);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_ZFS_ONEXIT_H */
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