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