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