/* $NetBSD: rf_chaindecluster.h,v 1.7 2005/12/11 12:23:37 christos Exp $ */ /* * Copyright (c) 1995 Carnegie-Mellon University. * All rights reserved. * * Author: Khalil Amiri * * Permission to use, copy, modify and distribute this software and * its documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. */ /* rf_chaindecluster.h * header file for Chained Declustering */ #ifndef _RF__RF_CHAINDECLUSTER_H_ #define _RF__RF_CHAINDECLUSTER_H_ int rf_ConfigureChainDecluster(RF_ShutdownList_t ** listp, RF_Raid_t * raidPtr, RF_Config_t * cfgPtr); RF_ReconUnitCount_t rf_GetNumSpareRUsChainDecluster(RF_Raid_t * raidPtr); void rf_MapSectorChainDecluster(RF_Raid_t * raidPtr, RF_RaidAddr_t raidSector, RF_RowCol_t * col, RF_SectorNum_t * diskSector, int remap); void rf_MapParityChainDecluster(RF_Raid_t * raidPtr, RF_RaidAddr_t raidSector, RF_RowCol_t * col, RF_SectorNum_t * diskSector, int remap); void rf_IdentifyStripeChainDecluster(RF_Raid_t * raidPtr, RF_RaidAddr_t addr, RF_RowCol_t ** diskids); void rf_MapSIDToPSIDChainDecluster(RF_RaidLayout_t * layoutPtr, RF_StripeNum_t stripeID, RF_StripeNum_t * psID, RF_ReconUnitNum_t * which_ru); void rf_RAIDCDagSelect(RF_Raid_t * raidPtr, RF_IoType_t type, RF_AccessStripeMap_t * asmap, RF_VoidFuncPtr *); #if 0 void (**createFunc) (RF_Raid_t *, RF_AccessStripeMap_t *, RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *); #endif #endif /* !_RF__RF_CHAINDECLUSTER_H_ */ |