1d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes/* 2d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * Copyright (c) 2009, 2010 Jeff Mahoney <jeffm@suse.com> 3d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * Copyright (c) 2011-2016 Dmitry V. Levin <ldv@altlinux.org> 4d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * All rights reserved. 5d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * 6d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * Redistribution and use in source and binary forms, with or without 7d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * modification, are permitted provided that the following conditions 8d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * are met: 9d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * 1. Redistributions of source code must retain the above copyright 10d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * notice, this list of conditions and the following disclaimer. 11d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * 2. Redistributions in binary form must reproduce the above copyright 12d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * notice, this list of conditions and the following disclaimer in the 13d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * documentation and/or other materials provided with the distribution. 14d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * 3. The name of the author may not be used to endorse or promote products 15d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * derived from this software without specific prior written permission. 16d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * 17d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes */ 28d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 29d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#include "defs.h" 30d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 31d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 32d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#include <linux/ioctl.h> 33d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#include <linux/fs.h> 34d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 35d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughestypedef struct { 36d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes int op; 37d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes int flags; 38d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes int datalen; 39d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes void *data; 40d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes} struct_blkpg_ioctl_arg; 41d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 42d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#define BLKPG_DEVNAMELTH 64 43d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#define BLKPG_VOLNAMELTH 64 44d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughestypedef struct { 45d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes int64_t start; /* starting offset in bytes */ 46d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes int64_t length; /* length in bytes */ 47d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes int pno; /* partition number */ 48d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes char devname[BLKPG_DEVNAMELTH]; /* partition name, like sda5 or c0d1p2, 49d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes to be used in kernel messages */ 50d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes char volname[BLKPG_VOLNAMELTH]; /* volume label */ 51d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes} struct_blkpg_partition; 52d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 53d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes#define BLKTRACE_BDEV_SIZE 32 54d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughestypedef struct blk_user_trace_setup { 55d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes char name[BLKTRACE_BDEV_SIZE]; /* output */ 56d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes uint16_t act_mask; /* input */ 57d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes uint32_t buf_size; /* input */ 58d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes uint32_t buf_nr; /* input */ 59d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes uint64_t start_lba; 60d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes uint64_t end_lba; 61d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes uint32_t pid; 62d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes} struct_blk_user_trace_setup; 63d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughes 64d35df493b4e7684c50d2d2fa032ee3a7ac228009Elliott Hughesstruct_blkpg_ioctl_arg mpers_target_var; 65