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/* bos72V src/bos/usr/include/lvm.h 1.71.9.11 */
/* */
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/* @(#)08 1.71.9.11 src/bos/usr/include/lvm.h, sysxlvm, bos72V, v2020_17A5 4/1/20 08:47:01 */
#ifndef _H_LVM
#define _H_LVM
/*
* COMPONENT_NAME: (liblvm) Logical Volume Manager
*/
#include <sys/time.h>
#include <sys/types.h>
#ifdef __cplusplus
extern "C" {
#endif
#define LVM_MAXVGS 4095 /* maximum number of volume groups allowed */
/* 32bit kernel will only allow 255 */
#define LVM_MAXLVS 256 /* maximum number of logical volumes allowed */
#define LVM_MAXPVS 32 /* maximum number of physical volumes allowed */
#define BIG_LVM_MAXPVS 128 /* max # of PVs in big VGDA */
#define LVM_SVG_MAXPVS 1024 /* max # of PVs in svg VGDA */
#define LVM_MAXLPS 130048 /* max number of logical partitions allowed */
#define LVM_BASEPPS 1016 /* maxpps per pv is a multiple of this value for old/big vgs */
#define LVM_MAXPPS LVM_BASEPPS
#define LVM_MINPPSIZ 20 /* minimum value for pp size is 2**20 */
#define LVM_MAXPPSIZ 37 /* maximum value for pp size is 2**37 */
#define LVM_MINVGDASIZ 32 /* minimum size in blocks of the vgda */
#define LVM_MAXVGDASIZ 8192 /* maximum size in blocks of the vgda */
#define LVM_PRESVG_NAMESIZE 64 /* max size of logical volume names for presvg vgs */
#define LVM_SVG_NAMESIZE 32 /* max size of SVG logical volume names */
#define LVM_NAMESIZ LVM_PRESVG_NAMESIZE
#define LVM_NOCHNG 0 /* value used in changelv structure when */
/* field is not to be changed */
#define LVM_NUMCOPIES 3 /* max number of copies allowed of a logical */
/* partition */
#define LVM_PVMAXVGDAS 2 /* max number of VGDAs on one PV */
#define LVM_SUCCESS 0 /* successful return code */
#define LVM_UNSUCC -1 /* unsuccessful return code */
#define LVM_DFLT_STATE_ON 1
#define LVM_NON_CONCURRENT 0
#define LVM_DFLT_STATE_OFF 0
#define LVM_CHANGE_QUORUM 0x10
#define LVM_DONT_DIST_GS_CMD 0x20
#define LVM_MP_NM_LEN 16 /* Max length of a mirror pool name */
#define LVM_MP_NONE 0 /* No mirror pool found */
#define LVM_PAGING_TYPE_NM "paging" /* lv type for paging */
#define LVM_AIO_CACHE_NM "aio_cache" /* lv type for aio_cache */
/* An lv of this type is ignored when
* checking for superstrict mirror pool
* requirements */
#define LVM_PV_LOCAL 0 /* Disk is not an RPV disk */
#define LVM_PV_REMOTE 1 /* Disk is a RPV disk */
#define LVM_MP_AUTO "auto" /* Argument to automatically assign */
/* mirror pools */
/****************************************************************************/
/* */
/* The following positive return codes may be returned by the subroutines. */
/* These are not errors and are returned for the purpose of giving extra */
/* information. */
/* */
/* The following is returned by lvm_deletepv. */
#define LVM_VGDELETED 50 /* the volume group was deleted because the */
/* last physical volume was deleted */
/* The following are returned by lvm_varyonvg. */
#define LVM_CHKVVGOUT 51 /* varyonvg output structure should checked */
/* for additional info in PV status fields */
#define LVM_DUMPWARN 52 /* no devices were reopened due to the */
/* presence of a dump device. */
#define LVM_PAGEWARN 53 /* no devices were reopened due to the */
/* presence of an active paging space. */
/* The following are returned by lvm_changepv */
#define LVM_REMRET_INCOMP 55 /* the pv was removed or returned in the */
/* volume group descriptor area but not in */
/* the kernel */
/* The following is returned by lvm_migratepp */
#define LVM_RESYNC_FAILED 56 /* the migrate portion succeeded, but the */
/* partition could not be resynced */
#define LVM_GS_NODES_INCOMPAT 57 /* Conc nodes not at the same version. */
/* The following is returned by lvm_changelv */
#define LVM_MP_NEED_REORG 58 /* Need to call reorgvg to comply with */
/* mirror pools. */
#define LVM_VARIED_ON_IN_REMOTE_NODE 59 /* VG is varied on in a remote node */
/****************************************************************************/
/* */
/* The following defines refer to error codes returned by the logical */
/* volume manager. */
/* */
#define LVM_OFFLINE -100 /* before a subroutine can run, */
/* the volume group containing the */
/* physical or logical volume used */
/* in the routine, needs to be */
/* varied on-line */
#define LVM_LVOPEN -101 /* the logical volume is open and */
/* should be closed */
#define LVM_VGMEMBER -102 /* the physical volume you're trying */
/* to install already exists in */
/* another volume group */
#define LVM_PARTFND -103 /* the physical volume can't be */
/* deleted because it contains */
/* physical partitions that */
/* correspond to logical partitions */
#define LVM_VGFULL -105 /* a logical volume */
/* can't be added to the specified */
/* volume group because it is full */
#define LVM_LVEXIST -106 /* the logical volume you are trying */
/* to create already exists */
#define LVM_INVALID_PARAM -107 /* a parameter passed in to a routine */
/* is wrong, or a field within a */
/* structure passed into a routine is */
/* wrong */
#define LVM_PVOPNERR -108 /* the physical volume cannot be */
/* opened */
#define LVM_NOALLOCLP -109 /* a logical partition specified */
/* could not be extended because three*/
/* copies already exist */
#define LVM_MAPFOPN -110 /* the map file cannot be opened */
#define LVM_LPNUM_INVAL -111 /* an invalid logical partition number*/
/* was received */
#define LVM_PPNUM_INVAL -112 /* an invalid physical partition */
/* was received */
#define LVM_DALVOPN -113 /* the descriptor area logical volume */
/* cannot be opened */
#define LVM_INVALID_MIN_NUM -115 /* a minor_num given is invalid */
#define LVM_PVDAREAD -116 /* the pv descriptor area can't be */
/* read */
#define LVM_PVSTATE_INVAL -117 /* the physical volume has an invalid */
/* state */
#define LVM_MAPFRDWR -118 /* cannot read or write mapped file */
#define LVM_NODELLV -119 /* the logical volume cannot be */
/* deleted because it still has */
/* logical partitions allocated to it */
#define LVM_PVMAXERR -120 /* the physical volume cannot be */
/* installed into the volume group */
/* because maximum number of pvs */
/* allowed already exist */
#define LVM_VGDASPACE -121 /* there is not enough space in the */
/* descriptor area to write the */
/* description of a new pv, so the */
/* physical volume cannot be installed*/
#define LVM_NOQUORUM -122 /* the vg cannot be varied on because */
/* a majority of the descriptor area */
/* could not be accessed */
#define LVM_MISSPVNAME -123 /* the vg was not varied on because it*/
/* contains a pv_id for which no */
/* pvname was passed */
#define LVM_MISSINGPV -124 /* the vg was not varied on because */
/* one of the pvs in the vg has a */
/* state of either missing or */
/* removed */
#define LVM_ALLOCERR -125 /* a call to malloc failed */
#define LVM_RDPVID -126 /* PV id could not be obtained */
#define LVM_LVMRECERR -127 /* the lvm record cannot be read or */
/* written */
#define LVM_WRTDAERR -128 /* the descriptor cannot be written */
#define LVM_NOTVGMEM -130 /* pv not a volume group member */
#define LVM_NOPVVGDA -131 /* no volume group descriptor area */
/* on pv */
#define LVM_NOTSYNCED -132 /* a physical volume or logical volume*/
/* couldn't be completely resynced */
#define LVM_PROGERR -133 /* failure due to programming error */
#define LVM_BADBBDIR -134 /* bad block directory is bad */
#define LVM_INRESYNC -135 /* the logical volume being extended */
/* is being resynced; therefore, we */
/* can't complete the extend for the */
/* logical partitions that are in this*/
/* state */
#define LVM_INVLPRED -136 /* the call to reducelv is invalid */
/* because a logical partition will */
/* be left with no good copies(ie. */
/* all copies left are stale) */
#define LVM_INVCONFIG -138 /* invalid device driver config */
#define LVM_NOTCHARDEV -139 /* the device is not a raw device */
#define LVM_INV_DEVENT -140 /* the device entry is invalid: this */
/* is returned if the stat call */
/* fails or from the resyncs and */
/* migratepp if a device entry has a */
/* major number that doesn't match */
/* the one in its volume group */
/* mapped file */
#define LVM_BELOW_QRMCNT -141 /* a physical volume cannot be */
/* removed because the volume */
/* group will be left without a */
/* valid quorum count */
#define LVM_VGDA_BB -142 /* the volume group descriptor area */
/* on the hardfile has a bad block */
/* located in it; therefore, a query */
/* can't be done from this hardfile */
#define LVM_MIGRATE_FAIL -143 /* the migrate failed because the */
/* lp would have no good copies left */
#define LVM_MEMACTVVG -144 /* the PV is a member of a currently */
/* varied on VG and this cannot be */
/* overridden */
#define LVM_FORCEOFF -145 /* the VG has been forcefully */
/* varied off due to loss of quorum */
#define LVM_NOVGDAS -146 /* even though override flag true, */
/* VG cannot be varied on because */
/* there are no good copies of VGDA */
#define LVM_ALRDYMEM -147 /* the PV is already a member of */
/* the requested volume group */
#define LVM_MAPFBSY -153 /* the mapped file is currently */
/* being used by another process */
#define LVM_VONOTHMAJ -154 /* volume group is currently varied */
/* at a different major number */
#define LVM_LOSTPP -155 /* the migrate failed after the old */
/* pp was removed, and it could not */
/* be recovered. */
#define LVM_MAJINUSE -156 /* the varyon failed because the VG's*/
/* major number was already used by */
/* another device in the devsw table.*/
#define LVM_BADVERSION -157 /* volume group is a pre-release */
/* version and is not compatible */
#define LVM_GET_SYNC_LOCK_FAILED -158
#define LVM_FREE_SYNC_LOCK_FAILED -159
#define LVM_NODE_SYNC_INIT_FAILED -160
#define LVM_GET_CFG_LOCK_FAILED -161
#define LVM_FREE_CFG_LOCK_FAILED -162
#define VG_NOT_CONC_CAPABLE -163
#define LVM_ALREADY_REG -164
#define LVM_ALREADY_CONC -165
#define LVM_VON_DURING_SYNC -166
#define LVM_DUAL_VARYON -167
#define LVM_LAST_ACTIVE_PV -168 /* Last active pv in the volume goup */
/* cannot be deleted */
#define LVM_INCOMPAT_VERSIONS -169
#define LVM_DUP_LVNAME -170
#define LVM_MISSPRED -171 /* the call to reducelv is invalid */
/* because a logical partition will */
/* be left with no active copies(ie. */
/* last copy on missing disk */
#define LVM_BIGFACTOR -172 /* The factor value for the 1016 */
/* conversion is too big */
#define LVM_BK_INVAL_MASK -173 /* Invalid backup copy specified */
/* Only one of C_AVOID1, C_AVOID2, or */
/* C_AVOID3 is allowed. */
#define LVM_BK_INVAL_COPY -174 /* Invalid backup copy specified */
/* copy doen't exist or there is only */
/* one copy. */
#define LVM_STALE_BK -175 /* The backup copy aready has stale */
/* partitions must force backup copy */
/* or resync LV and start over */
#define LVM_STALE_PP_NOTBK -176 /* The non-backup copyies have stale */
/* partitions must force backup copy */
/* or resync LV and start over */
#define LVM_STALE_PP_AND_BK -177 /* Both backup and non-backup copies */
/* have stale partitions. must force */
/* backup copy or resync LV and start */
/* over */
#define LVM_BK_ALREADY -178 /* A different backup copy is already */
/* active for this LV */
#define LVM_BK_INVAL_EXTRED -179 /* Can't extend/reduce LV with active */
/* backup mirror copy. */
#define LVM_INACTIVEPV -180 /* Can't change vg with missing pvs */
#define BIGVG_ALREADY -181 /* vg is already in big format */
#define VGSA_READ_ERROR -182 /* Can't read VGSA */
#define PP_NOT_FREE -183 /* Can't change vg with no free pps */
#define LVM_STALEPP -184 /* Can't change vg with stale pps */
#define LVM_INCOMPAT_DRIVER -185 /* library/driver mismatch */
#define LVM_INV_LTG -186 /* LTG size is greater than the max */
/* tranfer size of the disks in the */
/* volume group */
#define VGVON_RDONLY -187
#define VGVON_RDWR -188
#define LVM_PVMISS_REM -189
#define LVM_RUN_JOINVG -190
#define LVM_OTHER_VM_VOLUME -253
#define LVM_ALTERNATE_VOLUME -254
#define LVM_INVALID_ALTERNATE_VOLUME -255
#define LVM_E2BIG -256
#define LVM_NO_SPLITOFF_DISKS -257
#define LVM_INVALID_PRIMVG -258
#define LVM_LASTGOODLP -259
#define LVM_CFGLOCK_TAKEN -260
#define LVM_CFGLOCK_FREE -261
#define LVM_CFGLOCK_NOT_OWNER -262
#define LVM_BBUNRELOC -263
#define LVM_PV_CFG_OMD -264
#define LVM_PVNOTSUP -265
#define LVM_PVIOERR -266
#define LVM_NOVALIDPVS -267
#define LVM_DEVICE_OPEN_FAIL -268
#define LVM_DEVICE_SEEK -269
#define LVM_IO_ERROR -270
#define LVM_DB_ERROR -271
#define LVM_DB_INSANE -272
#define LVM_DEV_LOCKED -273
#define LVM_MAXVGS_ONLINE -274
#define LVM_INVALID_CLVM_MODE -275
#define LVM_INVALID_ECLVM_ACTIVE_MODE -276
#define LVM_DUMPDEV_OPEN_ERR -277
#define LVM_DUMPDEV_READ_ERR -278
#define LVM_DUMPDEV_VARYON_ERR -279
#define LVM_MIRSCAN_NOMIR_ERR -280
#define LVM_MIRSCAN_STRIPED_ERR -281
#define LVM_MIRSCAN_BOOTDEV_ERR -282
#define LVM_MIRSCAN_PAGEDEV_ERR -283
#define LVM_MIRSCAN_ALLOCP_ERR -284
#define LVM_FSFULL -285
#define LVM_PSCHECK_QUERYVG_ERR -286
#define LVM_PSCHECK_SWAPQRY_ERR -287
#define LVM_PSCHECK_FAIL_ERR -288
#define LVM_MISSDUMPDEV_VARYON_ERR -289
#define LVM_FW_DUMP_FAIL -290
#define LVM_MIRSCAN_FWAD_ERR -291
#define LVM_ODM_VS_DD_ERR -292 /* ODM and DD are inconsistant. */
#define LVM_NO_CHG_QRM -293 /* Quorum change request failed */
#define LVM_GS_DIST_OP_ERR -294 /* Concurrent Distributed op failed */
#define LVM_FWAD_PRE_FAIL -295 /* fwad_dumplv_pre_change failed */
#define LVM_CVON_SPLITVG -296 /* Tried to varyon splitvg in conc mode */
#define LVM_MP_NOT_EXIST -297 /* Mirror pool does not exist */
#define LVM_ONLY_VALID_SVG -298 /* Only valid for SVG */
#define LVM_STRICT_MP_ENABLED -299 /* Must define mirror pools when strict */
/* mirror pools are enabled */
#define LVM_MP_NM_LEN_ERR -300 /* Mirror pool name too long */
#define LVM_MP_NM_USED_ERR -301 /* Mirror pool name already used */
#define LVM_MP_INVAL_NM -302 /* Invalid Mirror pool name */
#define LVM_ALLOCP_FAIL -303 /* Not enough partitions for allocp */
#define LVM_MP_MAX_ERR -304 /* Not enough mirror pools avaiables */
#define LVM_MP_NOT_USED -305 /* Mirror pool does not contain a copy */
/* of lv */
#define LVM_MP_REMOTE_ERR -306 /* Local and remote disks cannot belong */
/* to the same mirpool */
#define LVM_NEED_SSMP -307 /* Superstrict mirror pools are needed */
#define LVM_IOCINFO_FAIL -308 /* IOCINFO call failed */
#define LVM_ASYNC_ENABLED -309 /* Async GLVM mirroring enabled */
/* Cannot turn off superstrict mirpools */
/* Error codes added for the asynchronous mirror pool support. */
#define LVM_ONLY_VALID_NO_BBR -310 /* Only valid with no BB relocation ON. */
#define LVM_VG_AUTO_VARYON_SET -311 /* Operation is not supported if VG
* is turned ON for auto varyon. */
#define LVM_ONLY_VALID_NO_CONC -312 /* Only valid with no concurrent VG ON. */
#define LVM_INVAL_AIO_CACHE_LV -313 /* AIO cache LV not valid. */
#define LVM_INVAL_ASYNC_VGDA -314 /* Invalid VGDA for async */
#define LVM_ASYNC_ATTR_SET -315 /* VG has async attribute set. */
#define LVM_INVAL_ASYNC_ATTR -316 /* Invalid async attributes are set. */
#define LVM_NO_ASYNC_ATTR_SET -317 /* VG has no async attribute set. */
#define LVM_INVAL_SSMP_VG_ATTR -318 /* SSMP VG has invalid attributes. */
#define LVM_NO_CPY_SEL_REQD -319 /* Copy selection is not required. */
#define LVM_MUST_SEL_REM_COPY -320 /* Must select the remote copy. */
#define LVM_MUST_SEL_LOC_COPY -321 /* Must select local copy. */
#define LVM_LOCAL_COPY_ACTIVE -322 /* Can't select copy other than local */
#define LVM_MAY_CAUSE_DATA_DVRG -323 /* May cause data div if continue. */
#define LVM_COPY_SEL_REQUIRED -324 /* Data diverged copy selection reqd. */
#define LVM_CANT_ACCESS_SEL_CPY -325 /* Cannot access selected copy. */
#define LVM_CPY_LOC_UNKNOWN -326 /* Could not find the copy location. */
#define LVM_LAST_GOOD_COPY -327 /* Can't mark stale because last good cpy*/
#define LVM_REVARYON_LOC_REQD -328 /* Local copy required for async revaryon*/
#define LVM_ASYNC_ATTR_NO_MATCH -329 /* Async attr doesn't match with user */
#define LVM_MP_NOT_FOUND -330 /* Mirror pool not found. */
#define LVM_ONLY_ONE_MP_AT_SITE -331 /* Only one mp at async site. */
#define LVM_CLV_IN_SAME_MP -332 /* Cache LV is in SAME MP not allowed. */
#define LVM_CLV_SAME_SITE_AS_MP -333 /* Cache LV at same site as MP. */
#define LVM_CACHE_LV_IN_USE -334 /* Cache LV is already user for async */
#define LVM_MANY_CANDIDATE_CLVS -335 /* Too many candidate cache LVs. */
#define LVM_CLV_NOT_FOUND -336 /* Cache LV not found. */
#define LVM_DRVR_AIO_OP_FAILED -337 /* AIO operation is failed in driver. */
#define LVM_AIO_STATUS_ACTIVE -338 /* AIO is already active. */
#define LVM_AIO_CLV_OPEN -339 /* Cache LV is already open. */
#define LVM_NO_SNAPVG_SUPPORT -340 /* SNAPVG is not supported for async. */
#define LVM_ONLY_VALID_SSMP -341 /* Async is only valid with SSMP vg. */
#define LVM_REM_CLV_NOT_EMPTY -342 /* Remote cache LV is not empty. */
#define LVM_CLV_RECOVERY_FAILED -343 /* AIO cache recovery failed. */
#define LVM_ALL_PVS_ACCESS_REQ -344 /* All pv must be accessible. */
#define LVM_DLOPEN_FAILED -345 /* dlopen() system call failed. */
#define LVM_RPV_SYM_NOT_FOUND -346 /* RPV aio symbol not found. */
#define LVM_DLSYM_FAILED -347 /* dlsym() system call failed. */
#define LVM_RPV_AIO_CALL_FAILED -348 /* RPV aio call failed. */
#define LVM_RPV_NO_AIO_SUPPORT -349 /* RPV software doesn't support AIO. */
#define LVM_AIO_VG_MP_JOINING -350 /* AIO vg's mirror pool joining. */
#define LVM_CLV_ONLY_ONE_SITE -351 /* CAche LV is not allow to spread sites */
#define LVM_RPV_AIO_STARTED -352 /* AIO started in the RPV driver. */
#define LVM_RPV_AIO_NOT_STARTED -353 /* AIO not started in the RPV driver. */
#define LVM_RPV_INVAL_DEVPOOL -354 /* Invalid device pool returned. */
#define LVM_MPID_INVAL -355 /* Invalid mirror pool id received. */
#define LVM_COPY_LOC_INVAL -356 /* Invalid copy location received. */
#define LVM_VGSA_UPD_FAILED -357 /* Updates to VGSA are field. */
#define LVM_CACHE_DRAIN_FAILED -358 /* AIO cache drain failed. */
#define LVM_RECVR_TYPE_INVAL -359 /* Bad recovery type received. */
#define LVM_NO_PAGING_LV_SUP -360 /* No Paging LV support in async vg. */
#define LVM_ONLY_VALID_VG_VER -361 /* VG version is not valid for OP. */
#define LVM_SITE_DOWN_DETECTED -362 /* LVM site down detected. */
#define LVM_NO_BBR_LV_SUP -363 /* Async config req no BBR on for LV. */
#define LVM_NO_LV_CP_MP_ASSIGN -364 /* LV copy doesn't assign to mirror pool */
#define LVM_NO_RPV_FILE_ACCESS -365 /* RPV file(s) are not accessible. */
#define LVM_AIO_DRVR_CFG_FAILED -366 /* Failed to cfg AIO in driver. */
#define LVM_ASYNCVG_NO_SYSMGMT -367 /* System management mode is not supported
* on async VG */
/* Errors found during change lv name processing */
#define LVM_BDEV_NAME_ERR -368 /* Name conflict with block dev name in /dev */
#define LVM_CDEV_NAME_ERR -369 /* Name conflict with char dev name in /dev */
#define LVM_BDEV_MKNOD_ERR -370 /* mknod failed for block device */
#define LVM_CDEV_MKNOD_ERR -371 /* mknod failed for char device */
#define LVM_ODM_ERR -372 /* Error accessing ODM */
#define LVM_CLV_NAME_IN_ODM -373 /* chlv name found new LV name already in ODM*/
#define LVM_PVTYPE_INVAL -374 /* PV type does not match restriction on VG */
#define LVM_PVRESTRICT_INVAL -375 /* Requested restriction is not supported */
#define LVM_PV_NOT_IN_VGDA -376 /* Physical Volume not found in VGDA */
#define LVM_LV_MINOR_IN_USE -377 /* LV minor number belongs to an LV already defined to a VG */
#define LVM_IOCINFO_ONDEV_FAIL -378 /* IOCINFO ioctl call failed on device */
#define LVM_NODE_IMPORT_SNAPVG_FAILED -379 /* Import snapshotvg failed on remote nodes */
#define LVM_VARIEDON -380 /* VG is varied on in normal mode */
#define LVM_VARIEDON_CONC -381 /* VG is varied on in concurrent mode */
#define LVM_TERM_SYNC -382 /* Terminate sync (syncvg -t) */
#define LVM_LP_WAS_SYNCED -383 /* LP was synced with FS sync option */
#define LVM_TIMEDOUT -384 /* async GLVM not syncd*/
#define LVM_WRTENCERR -385 /* encryption metadata cannot be written */
/*
* The following are possible values for the data fields
*/
/* MIRROR VALUES */
#define LVM_NOMIRROR 1 /* the logical volume has only one copy */
#define LVM_SINGLEMIR 2 /* the logical volume has two copies */
#define LVM_DOUBLEMIR 3 /* the logical volume has three copies */
/*
* MIRROR_POLICY VALUES
*/
#define LVM_SEQUENTIAL 1 /* SCH_SEQUENTIAL -- mirrors are written */
/* and read sequentially */
#define LVM_PARALLEL 2 /* SCH_PARALLEL -- mirrors are written in */
/* and read parallel */
#define LVM_PARWRTSEQRD 4 /* SCH_PARAWRTSEQRD -- mirrors are written */
/* parallel and read sequentially */
#define LVM_STRIPED 5 /* SCH_STRIPED -- mirrors are written in */
#define LVM_PARWRTPARRD 8 /* SCH_PARAWRTPARRD -- mirrors are written */
/* parallel and read parallel and the least */
/* busy disk is pick like it is in */
/* LVM_PARALLEL however we now will attempt */
/* to be more round robin when picking the */
/* the least busy disk */
/*
* MIRROR WRITE CONSISTENCY VALUES
*/
#define LVM_CONSIST 1 /* keep consistency on */
#define LVM_NOCONSIST 2 /* turn consistency off */
#define LVM_PASSIVE_ON 3 /* mwcc schedule is passive recovery */
/*
* PERMISSION VALUES
*/
#define LVM_RDONLY 2 /* LV_RDONLY - logical volume is read only */
#define LVM_RDWR 1 /* logical volume is read/write permission */
/*
* BB_RELOCATION VALUES
*/
#define LVM_RELOC 1 /* bad block relocation is performed */
#define LVM_NORELOC 2 /* LV_NOBREL -- no bad block relocation */
/*
* CHG_PVSTATE PARAMETER
*/
#define LVM_REMOVEPV 1 /* remove the physical volume from the */
/* volume group */
#define LVM_RETURNPV 2 /* return the physical volume to the */
/* volume group */
#define LVM_NOALLOCPV 4 /* change physical volume state to */
/* disallow allocation */
#define LVM_ALLOCPV 8 /* change physical volume state to */
/* allow allocation */
#define LVM_HOTSPARE 16 /* add physical volume to VG's hotspare pool */
#define LVM_NOHOTSPARE 32 /* delete physical volume from VG's hotspare */
/* disk */
#ifdef GSCLVMD
#define LVM_GSADDPV 64 /* Initiator node will call lvm_changepv
with LVM_GSADDPV option to distribute
addpv command on passive nodes */
#endif
/*
* PV STATES
*/
#define LVM_PVUNDEF 0 /* pv is undefined */
#define LVM_PVACTIVE 1 /* the physical volume is an active member */
/* of a volume group */
#define LVM_PVMISSING 2 /* the physical volume is missing */
#define LVM_PVREMOVED 4 /* the physical volume is removed from a */
/* volume group */
#define LVM_PVNOALLOC 8 /* the physical volume does not allow */
/* allocation */
#define LVM_PVSTALE 16 /* the physical volume has stale data */
#define LVM_PVHOTSPARE 32 /* physical volume is a hotspare disk */
#define LVM_SPLITPV 64 /* the physical volume is a backup pv */
/*
* PV status values which can be returned from lvm_varyonvg (in addition
* to the state values of LVM_PVMISSING, LVM_PVREMOVED, LVM_PVACTIVE) in
* the varyonvg output structure.
* These are returned only if a quorum is obtained, or, if a request has
* been made to override the no quorum error, they may be returned if any
* volume group descriptor area copy has been obtained.
*/
#define LVM_INVPVID 5 /* physical volume is not a member of */
/* the volume group */
#define LVM_DUPPVID 6 /* this PV id previously appeared in */
/* the list of input PVs */
#define LVM_LVMRECNMTCH 7 /* VGDA indicates this PV is a member */
/* of the VG, but VG id in the PV's */
/* LVM record does not match this VG */
#define LVM_NONAME 8 /* name not given for physical volume */
/* id which is a member of the VG */
#define LVM_NAMIDNMTCH 9 /* the PV id was passed in but it was */
/* not the id of the named disk */
/*
* PV status values which may be returned from lvm_varyonvg in the
* varyonvg output structure if a quorum is not obtained. (Error return
* of LVM_NOQUORUM or LVM_NOVGDAS).
*/
#define LVM_PVNOTFND 10 /* physical volume could not be opened */
/* or its IPL record or LVM record */
/* could not be read */
#define LVM_PVNOTINVG 11 /* the PV's LVM record indicates it is */
/* not a member of the specified VG */
#define LVM_PVINVG 12 /* the PV's LVM record indicates it is */
/* a member of the specified VG */
#define LVM_SNAPPV 13
/*
* STATE MASK VALUES
*/
#define LVM_ACTIVEMASK 0xfe
#define LVM_PVMASK 0xfb
#define LVM_ALLOCMASK 0xf7
#define LVM_MISSINGMSK 0xfd
#define LVM_PPMASK 0xfd
#define LVM_RSYNMSK 0xfb
#define LVM_HOTSPAREMASK 0xdf
/*
* PP STATES
*/
#define LVM_PPFREE 0 /* the physical partition is free, */
/* not allocated */
#define LVM_PPALLOC 1 /* the physical partition is allocated */
#define LVM_PPSTALE 2 /* the physical partition has stale data */
#define LVM_PPRESYNC 4 /* the physical partition is being resynced */
#define LVM_PPVGDAUSE 8 /* the physical partition is used for VGDA */
/*
* PP COPY VALUES
*/
#define LVM_PRIMARY 0 /* Primary copy of a logical partition with */
/* no other copies */
#define LVM_PRIMOF2 1 /* Primary copy of logical partition with */
/* two copies */
#define LVM_PRIMOF3 2 /* Primary copy of a logical partition with */
/* three copies */
#define LVM_SCNDOF2 3 /* Secondary copy of a logical partition */
/* with two copies */
#define LVM_SCNDOF3 4 /* Secondary copy of a logical partition */
/* with three copies */
#define LVM_TERTOF3 5 /* Tertiary copy of a logical partition */
/* with three copies */
/*
* LV STATES
*/
#define LVM_LVUNDEF 0 /* the logical volume is not defined to a */
/* volume group */
#define LVM_LVDEFINED 1 /* the logical volume is defined to a */
/* volume group */
#define LVM_LVSTALE 2 /* the logical volume has stale logical */
/* partitions */
#define LVM_LVMIRBKP 4 /* the logical volume is an online mirror backup */
/* We are skipping '3' since it is used by CMDLVM_LVSTALE */
/* as an addition of LVM_LVDEFINE + LVM_LVSTALE, and is */
/* defined in src/bos/usr/sbin/lvm/include/ls.h */
#define LVM_PASSIVE_RECOV 5 /* signal syncvg that it a forced sync is on */
/*
* CONCURRENT MODE DEFINES
*/
#define LVM_OPEN_NO_RSRV 0X08 /* matches SC_NO_RESERVE value in scsi.h */
#define LVM_FORCED_OPEN 0X44 /* matches SC_FORCED_OPEN | SC_FORCED_OPEN_LUN */
/* values combined in scsi.h*/
/*
* OTHER LOGICAL VOLUME SUBROUTINE VALUES
*/
#define LVM_VERIFY 1 /* write verification is desired */
#define LVM_NOVERIFY 2 /* no write verification is desired */
#define LVM_QLVOPEN 1 /* the logical volume is open */
#define LVM_QLV_NOTOPEN 2 /* the logical volume is closed */
#define LVM_CONCURRENT 0x08 /*
* Must match scsi.h:SC_RESV_04!!!!
* Tell disk driver that this concurrent.
* Used as a ext param in openx calls to
* the disk subsystem drivers.
*/
/* Volume group types */
#define LVM_OLDVGTYPE 0 /* old vg type (default) */
#define LVM_BIGVGTYPE 1 /* bigvg */
#define LVM_SVGTYPE 2 /* svg */
/*
* The following structures are nested within the structures used by the
* system management routines
*/
struct lv_id
{
struct unique_id vg_id; /* volume group id */
long minor_num; /* minor number of logical volume */
};
/* LVM structure to keep track of VGDA / VGSA times - 32bit */
struct lvm_timestruct {
uint tv_sec;
uint tv_nsec;
};
struct pp_map {
long pp_state; /* state of physcial partition */
struct lv_id lv_id; /* logical volume id */
long lp_num; /* logical partition number */
long copy; /* which copy of the lp this pp is */
struct unique_id fst_alt_vol; /* first alternate volume */
long fst_alt_part; /* first alternate physical partition*/
struct unique_id snd_alt_vol; /* second alternate volume */
long snd_alt_part; /* second alternate physical partition*/
};
struct pp {
struct unique_id pv_id; /* physical volume id */
long lp_num; /* logical partition number */
long pp_num; /* physical partition number */
long ppstate; /* physical partition state */
};
struct pv_array{
struct unique_id pv_id; /* physical volume id */
char state; /* physical volume state */
char res[3]; /* reserved area for word boundary */
long pvnum_vgdas; /* number of volume group descriptor */
/* areas on physical volume */
};
struct lv_array{
struct lv_id lv_id; /* logical volume id */
char lvname[LVM_NAMESIZ]; /* logical volume nanme */
char state; /* logical volume state */
char res[3]; /* reserved area for word boundary */
};
/* */
/* The following data structures are needed in the various system management */
/* subroutines. */
/* */
/* lvm_querylv */
struct querylv {
char lvname[LVM_NAMESIZ]; /* logical volume name */
struct unique_id vg_id; /* volume group id */
long maxsize; /* # of lps allowed on lv */
long mirror_policy; /* PARALLEL or SEQUENTIAL */
long lv_state; /* logical volume state */
long currentsize; /* current size of lv */
long ppsize; /*size of physical partitions*/
long permissions; /* RDWR or RDONLY */
long bb_relocation; /* bad block relocation */
long write_verify; /* write verification */
long mirwrt_consist; /* mirror write consistency */
long open_close; /* the lv is open or closed */
struct pp *mirrors[LVM_NUMCOPIES]; /* maps of the logical */
/* partitions for the lv */
unsigned int stripe_exp; /* stripe block exponent val */
unsigned int striping_width; /* stripe width */
unsigned short mirror_pool[LVM_NUMCOPIES]; /* Mirror pool index */
char mirror_pool_nm[LVM_MP_NM_LEN][LVM_NUMCOPIES];
};
/* lvm_querypv */
struct querypv {
long ppsize; /* size of physical partitions */
long pv_state; /* physical volume state */
long pp_count; /* # physical partitions on pv */
long alloc_ppcount; /* # allocated physical partitions */
long pvnum_vgdas; /* # volume group descriptor areas */
struct pp_map *pp_map; /* map of physical partitions */
char hotspare; /* pv is a hotspare or not */
struct unique_id pv_id; /* physical volume id */
long freespace; /* free physical partitions in vg */
unsigned short mirror_pool; /* mirror pool index */
char mirror_pool_nm[LVM_MP_NM_LEN];
unsigned int mp_flags; /* Async IO flags */
unsigned int mp_aiocache_minornum; /* Async IO minor number */
unsigned int mp_aiocache_hwm; /* Async IO high water mark */
unsigned int mp_aiocache_lwm; /* Async IO low water mark */
daddr32_t beg_psn; /* Physical sector number of the first
user block */
};
/* lvm_queryvg */
struct queryvg {
long maxlvs; /* max logical volumes allowed in vg */
long ppsize; /* size of phsical partitions in vg */
long freespace; /* # of free physical partitions in vg */
long num_lvs; /* # of logical volumes in vg */
long num_pvs; /* # of physical volumes in vg */
long total_vgdas; /* # of volume group descriptor areas */
struct lv_array *lvs; /* logical volume info array */
struct pv_array *pvs; /* physical volume info array */
short conc_capable;
short default_mode;
short conc_status; /* 0 = conc not turned on, 1 = turned on */
unsigned int maxpvs; /* max physical volumes allowed in vg */
unsigned int maxpvpps; /* max # of pps allowed for a pv in the vg */
unsigned int maxvgpps; /* max # of pps allowed in entire vg */
short vg_version; /* See NOTE 1 below */
char vg_mode; /* See NOTE 1 below */
int total_pps; /* Total number of physical partitions */
int self_nodeid; /* See NOTE 1 below */
short conc_node_bytes; /* See NOTE 1 below */
char active_nodeids[1]; /* See NOTE 1 below */
struct lvm_timestruct timestamp; /* See NOTE 1 below */
short factor; /* See NOTE 1 below */
char vgtype; /* old, big, or svg type */
short quorum; /* See NOTE 1 below */
short auto_varyon; /* See NOTE 1 below */
int vgda_size; /* See NOTE 1 below */
int ondisk_vgda_size; /* See NOTE 1 below */
int ltg_shift; /* See NOTE 1 below */
short hotspare; /* See NOTE 1 below */
short auto_sync; /* See NOTE 1 below */
short snapshot_copy; /* See NOTE 1 below */
short snapshotvg; /* See NOTE 1 below */
struct unique_id primary_vgid; /* See NOTE 1 below */
struct unique_id secondary_vgid; /* See NOTE 1 below */
/* If the vg being queried is a converted vg, then the beg_psn may
* be different for each pv in the volume group, therefore the
* beg_psn returned by lvm_queryvg may not be accurate. In this
* case, the lvm_querypv function should be used. */
daddr32_t beg_psn; /* Physical Sector Number of the
first user block */
char mp_strict; /* Mirror pool strict */
unsigned int flags; /* queryvg flags */
short vg_encrypt; /* VG encryption policy */
long num_enc_lvs; /* # of logical volumes encrypted in vg */
/* NOTE 1: These fields are used by liblvm internally, not filled by lvm_queryvg */
};
/* lvm_queryvgs */
struct queryvgs {
long num_vgs; /* number of on-line volume groups */
struct {
long major_num; /* major number of vg */
struct unique_id vg_id; /* volume group id */
} vgs[LVM_MAXVGS]; /* volume group info array */
};
/* LVM function declarations */
#ifndef _NO_PROTO
extern int lvm_querypv(
struct unique_id *pv_id, /* pointer to physical volume id */
struct unique_id *vg_id, /* pointer to volume group id */
struct querypv **querypv, /* pointer to the pointer of the */
/* querypv structure */
char *pvname); /* name of pv to read descriptor */
/* from */
extern int lvm_queryvg(
struct unique_id *vg_id, /* pointer to volume group id */
struct queryvg **queryvg, /* pointer to the pointer of the */
/* queryvg structure */
char *pvname); /* name of pv to read descriptor */
/* from */
extern int lvm_queryvgs(
struct queryvgs **queryvgs, /* pointer to the pointer of the */
/* queryvg structure */
mid_t kmid); /* address to hd_config routine */
/* kernel module id */
extern int lvm_querylv(
struct lv_id *lv_id, /* pointer to logical volume id */
struct querylv **querylv, /* pointer to the pointer of the */
/* querylv structure */
char *pvname); /* name of physical volume to read */
/* descriptor from */
#else
extern int lvm_querylv();
/* struct lv_id *lv_id, pointer to logical volume id
struct querylv **querylv, pointer to the pointer of the
querylv structure
char *pvname; name of physical volume to read
descriptor from */
extern int lvm_querypv();
/* struct unique_id *pv_id, pointer to physical volume id
struct unique_id *vg_id, pointer to volume group id
struct querypv **querypv, pointer to the pointer of the
querypv structure
char *pvname; name of pv to read descriptor
from */
extern int lvm_queryvg();
/* struct unique_id *vg_id, pointer to volume group id
struct queryvg **queryvg, pointer to the pointer of the
queryvg structure
char *pvname name of pv to read descriptor
from */
extern int lvm_queryvgs();
/* struct queryvgs **queryvgs, pointer to the pointer of the
queryvg structure
mid_t kmid address to hd_config routine
kernel module id */
#endif /* _NO_PROTO */
#ifdef __cplusplus
}
#endif
#endif /* _H_LVM */