1 // SPDX-License-Identifier: CDDL-1.0 2 /* 3 * CDDL HEADER START 4 * 5 * The contents of this file are subject to the terms of the 6 * Common Development and Distribution License (the "License"). 7 * You may not use this file except in compliance with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or https://opensource.org/licenses/CDDL-1.0. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (C) 2008-2010 Lawrence Livermore National Security, LLC. 24 * Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER). 25 * Written by Brian Behlendorf <behlendorf1@llnl.gov>. 26 * LLNL-CODE-403049. 27 * Copyright (c) 2018 by Delphix. All rights reserved. 28 */ 29 30 #ifndef _SYS_VDEV_DISK_H 31 #define _SYS_VDEV_DISK_H 32 33 /* 34 * Don't start the slice at the default block of 34; many storage 35 * devices will use a stripe width of 128k, other vendors prefer a 1m 36 * alignment. It is best to play it safe and ensure a 1m alignment 37 * given 512B blocks. When the block size is larger by a power of 2 38 * we will still be 1m aligned. Some devices are sensitive to the 39 * partition ending alignment as well. 40 */ 41 #define NEW_START_BLOCK 2048 42 #define PARTITION_END_ALIGNMENT 2048 43 44 #ifdef _KERNEL 45 #include <sys/vdev.h> 46 #endif /* _KERNEL */ 47 #endif /* _SYS_VDEV_DISK_H */ 48