/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright (C) 2008-2010 Lawrence Livermore National Security, LLC. * Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER). * Written by Brian Behlendorf . * LLNL-CODE-403049. * Copyright (c) 2018 by Delphix. All rights reserved. */ #ifndef _SYS_VDEV_DISK_H #define _SYS_VDEV_DISK_H /* * Don't start the slice at the default block of 34; many storage * devices will use a stripe width of 128k, other vendors prefer a 1m * alignment. It is best to play it safe and ensure a 1m alignment * given 512B blocks. When the block size is larger by a power of 2 * we will still be 1m aligned. Some devices are sensitive to the * partition ending alignment as well. */ #define NEW_START_BLOCK 2048 #define PARTITION_END_ALIGNMENT 2048 #ifdef _KERNEL #include typedef struct vdev_disk { ddi_devid_t vd_devid; char *vd_minor; struct block_device *vd_bdev; } vdev_disk_t; #endif /* _KERNEL */ #endif /* _SYS_VDEV_DISK_H */