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, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 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 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_MD_MIRROR_SHARED_H 28 #define _SYS_MD_MIRROR_SHARED_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #include <sys/lvm/mdvar.h> 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 /* 39 * md_m_shared32_od is part of old 32 bit format 40 */ 41 #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 42 #pragma pack(4) 43 #endif 44 typedef struct md_m_shared32_od { 45 uint_t ms_flags; 46 uint_t xms_mx[2]; /* replaces kmutex_t ms_mx */ 47 /* 48 * The following are really private to the mirror code 49 * but are stored on a per component basic 50 */ 51 comp_state_t ms_state; /* component state */ 52 uint_t ms_lasterrcnt; 53 dev32_t ms_orig_dev; 54 daddr32_t ms_orig_blk; 55 mdkey_t ms_hs_key; 56 mddb_recid_t ms_hs_id; 57 struct timeval32 ms_timestamp; /* time of last state change */ 58 } md_m_shared32_od_t; 59 60 typedef struct md_m_shared { 61 uint_t ms_flags; 62 /* 63 * The following are really private to the mirror code 64 * but are stored on a per component basic 65 */ 66 comp_state_t ms_state; /* component state */ 67 uint_t ms_lasterrcnt; 68 md_dev64_t ms_orig_dev; /* 64 bit */ 69 diskaddr_t ms_orig_blk; 70 mdkey_t ms_hs_key; 71 mddb_recid_t ms_hs_id; 72 md_timeval32_t ms_timestamp; /* time of last state change, 32 bit */ 73 } md_m_shared_t; 74 75 #define MDM_S_NOWRITE 0x0001 76 #define MDM_S_WRTERR 0x0002 77 #define MDM_S_READERR 0x0004 78 #define MDM_S_IOERR (MDM_S_WRTERR | MDM_S_READERR) 79 #define MDM_S_ISOPEN 0x0008 80 #define MDM_S_RS_TRIED 0x0010 /* resync has tried this component */ 81 #define MDM_S_PROBEOPEN 0x0020 /* accessed via probe */ 82 83 typedef struct ms_cd_info { 84 md_dev64_t cd_dev; 85 md_dev64_t cd_orig_dev; 86 } ms_cd_info_t; 87 88 typedef struct ms_new_dev { 89 md_dev64_t nd_dev; 90 mdkey_t nd_key; 91 diskaddr_t nd_start_blk; 92 diskaddr_t nd_nblks; 93 int nd_labeled; 94 mddb_recid_t nd_hs_id; 95 } ms_new_dev_t; 96 #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4 97 #pragma pack() 98 #endif 99 100 #ifdef __cplusplus 101 } 102 #endif 103 104 #endif /* _SYS_MD_MIRROR_SHARED_H */ 105