1*b7b97454Sperrin /* 2*b7b97454Sperrin * CDDL HEADER START 3*b7b97454Sperrin * 4*b7b97454Sperrin * The contents of this file are subject to the terms of the 5*b7b97454Sperrin * Common Development and Distribution License (the "License"). 6*b7b97454Sperrin * You may not use this file except in compliance with the License. 7*b7b97454Sperrin * 8*b7b97454Sperrin * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9*b7b97454Sperrin * or http://www.opensolaris.org/os/licensing. 10*b7b97454Sperrin * See the License for the specific language governing permissions 11*b7b97454Sperrin * and limitations under the License. 12*b7b97454Sperrin * 13*b7b97454Sperrin * When distributing Covered Code, include this CDDL HEADER in each 14*b7b97454Sperrin * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15*b7b97454Sperrin * If applicable, add the following below this CDDL HEADER, with the 16*b7b97454Sperrin * fields enclosed by brackets "[]" replaced with your own identifying 17*b7b97454Sperrin * information: Portions Copyright [yyyy] [name of copyright owner] 18*b7b97454Sperrin * 19*b7b97454Sperrin * CDDL HEADER END 20*b7b97454Sperrin */ 21*b7b97454Sperrin /* 22*b7b97454Sperrin * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23*b7b97454Sperrin * Use is subject to license terms. 24*b7b97454Sperrin */ 25*b7b97454Sperrin 26*b7b97454Sperrin #pragma ident "%Z%%M% %I% %E% SMI" 27*b7b97454Sperrin 28*b7b97454Sperrin /* 29*b7b97454Sperrin * This file is intended for functions that ought to be common between user 30*b7b97454Sperrin * land (libzfs) and the kernel. When many common routines need to be shared 31*b7b97454Sperrin * then a separate file should to be created. 32*b7b97454Sperrin */ 33*b7b97454Sperrin 34*b7b97454Sperrin #if defined(_KERNEL) 35*b7b97454Sperrin #include <sys/systm.h> 36*b7b97454Sperrin #endif 37*b7b97454Sperrin 38*b7b97454Sperrin #include <sys/types.h> 39*b7b97454Sperrin #include <sys/fs/zfs.h> 40*b7b97454Sperrin #include <sys/nvpair.h> 41*b7b97454Sperrin 42*b7b97454Sperrin /* 43*b7b97454Sperrin * Are there allocatable vdevs? 44*b7b97454Sperrin */ 45*b7b97454Sperrin boolean_t 46*b7b97454Sperrin zfs_allocatable_devs(nvlist_t *nv) 47*b7b97454Sperrin { 48*b7b97454Sperrin uint64_t is_log; 49*b7b97454Sperrin uint_t c; 50*b7b97454Sperrin nvlist_t **child; 51*b7b97454Sperrin uint_t children; 52*b7b97454Sperrin 53*b7b97454Sperrin if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, 54*b7b97454Sperrin &child, &children) != 0) { 55*b7b97454Sperrin return (B_FALSE); 56*b7b97454Sperrin } 57*b7b97454Sperrin for (c = 0; c < children; c++) { 58*b7b97454Sperrin is_log = 0; 59*b7b97454Sperrin (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG, 60*b7b97454Sperrin &is_log); 61*b7b97454Sperrin if (!is_log) 62*b7b97454Sperrin return (B_TRUE); 63*b7b97454Sperrin } 64*b7b97454Sperrin return (B_FALSE); 65*b7b97454Sperrin } 66