1c99e4bdcSChris Kirby /* 2c99e4bdcSChris Kirby * CDDL HEADER START 3c99e4bdcSChris Kirby * 4c99e4bdcSChris Kirby * The contents of this file are subject to the terms of the 5c99e4bdcSChris Kirby * Common Development and Distribution License (the "License"). 6c99e4bdcSChris Kirby * You may not use this file except in compliance with the License. 7c99e4bdcSChris Kirby * 8c99e4bdcSChris Kirby * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9c99e4bdcSChris Kirby * or http://www.opensolaris.org/os/licensing. 10c99e4bdcSChris Kirby * See the License for the specific language governing permissions 11c99e4bdcSChris Kirby * and limitations under the License. 12c99e4bdcSChris Kirby * 13c99e4bdcSChris Kirby * When distributing Covered Code, include this CDDL HEADER in each 14c99e4bdcSChris Kirby * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15c99e4bdcSChris Kirby * If applicable, add the following below this CDDL HEADER, with the 16c99e4bdcSChris Kirby * fields enclosed by brackets "[]" replaced with your own identifying 17c99e4bdcSChris Kirby * information: Portions Copyright [yyyy] [name of copyright owner] 18c99e4bdcSChris Kirby * 19c99e4bdcSChris Kirby * CDDL HEADER END 20c99e4bdcSChris Kirby */ 21c99e4bdcSChris Kirby 22c99e4bdcSChris Kirby /* 23c99e4bdcSChris Kirby * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. 24c99e4bdcSChris Kirby */ 25c99e4bdcSChris Kirby 26c99e4bdcSChris Kirby #ifndef _SYS_ZFS_ONEXIT_H 27c99e4bdcSChris Kirby #define _SYS_ZFS_ONEXIT_H 28c99e4bdcSChris Kirby 29c99e4bdcSChris Kirby #include <sys/zfs_context.h> 30c99e4bdcSChris Kirby 31c99e4bdcSChris Kirby #ifdef __cplusplus 32c99e4bdcSChris Kirby extern "C" { 33c99e4bdcSChris Kirby #endif 34c99e4bdcSChris Kirby 35c99e4bdcSChris Kirby #ifdef _KERNEL 36c99e4bdcSChris Kirby 37c99e4bdcSChris Kirby typedef struct zfs_onexit { 38c99e4bdcSChris Kirby kmutex_t zo_lock; 39c99e4bdcSChris Kirby list_t zo_actions; 40c99e4bdcSChris Kirby } zfs_onexit_t; 41c99e4bdcSChris Kirby 42c99e4bdcSChris Kirby typedef struct zfs_onexit_action_node { 43c99e4bdcSChris Kirby list_node_t za_link; 44c99e4bdcSChris Kirby void (*za_func)(void *); 45c99e4bdcSChris Kirby void *za_data; 46c99e4bdcSChris Kirby } zfs_onexit_action_node_t; 47c99e4bdcSChris Kirby 48c99e4bdcSChris Kirby extern void zfs_onexit_init(zfs_onexit_t **zo); 49c99e4bdcSChris Kirby extern void zfs_onexit_destroy(zfs_onexit_t *zo); 50c99e4bdcSChris Kirby 51c99e4bdcSChris Kirby #endif 52c99e4bdcSChris Kirby 53*a7f53a56SChris Kirby extern int zfs_onexit_fd_hold(int fd, minor_t *minorp); 54*a7f53a56SChris Kirby extern void zfs_onexit_fd_rele(int fd); 55*a7f53a56SChris Kirby extern int zfs_onexit_add_cb(minor_t minor, void (*func)(void *), void *data, 56c99e4bdcSChris Kirby uint64_t *action_handle); 57*a7f53a56SChris Kirby extern int zfs_onexit_del_cb(minor_t minor, uint64_t action_handle, 58*a7f53a56SChris Kirby boolean_t fire); 59*a7f53a56SChris Kirby extern int zfs_onexit_cb_data(minor_t minor, uint64_t action_handle, 60*a7f53a56SChris Kirby void **data); 61c99e4bdcSChris Kirby 62c99e4bdcSChris Kirby #ifdef __cplusplus 63c99e4bdcSChris Kirby } 64c99e4bdcSChris Kirby #endif 65c99e4bdcSChris Kirby 66c99e4bdcSChris Kirby #endif /* _SYS_ZFS_ONEXIT_H */ 67