Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/raidframe/rf_chaindecluster.h
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1 /* $NetBSD: rf_chaindecluster.h,v 1.5 2003/12/29 02:38:17 oster Exp $ */ 2 /* 3 * Copyright (c) 1995 Carnegie-Mellon University. 4 * All rights reserved. 5 * 6 * Author: Khalil Amiri 7 * 8 * Permission to use, copy, modify and distribute this software and 9 * its documentation is hereby granted, provided that both the copyright 10 * notice and this permission notice appear in all copies of the 11 * software, derivative works or modified versions, and any portions 12 * thereof, and that both notices appear in supporting documentation. 13 * 14 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 15 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 16 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 17 * 18 * Carnegie Mellon requests users of this software to return to 19 * 20 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 21 * School of Computer Science 22 * Carnegie Mellon University 23 * Pittsburgh PA 15213-3890 24 * 25 * any improvements or extensions that they make and grant Carnegie the 26 * rights to redistribute these changes. 27 */ 28 29 /* rf_chaindecluster.h 30 * header file for Chained Declustering 31 */ 32 33 34 #ifndef _RF__RF_CHAINDECLUSTER_H_ 35 #define _RF__RF_CHAINDECLUSTER_H_ 36 37 int 38 rf_ConfigureChainDecluster(RF_ShutdownList_t ** listp, RF_Raid_t * raidPtr, 39 RF_Config_t * cfgPtr); 40 RF_ReconUnitCount_t rf_GetNumSpareRUsChainDecluster(RF_Raid_t * raidPtr); 41 void 42 rf_MapSectorChainDecluster(RF_Raid_t * raidPtr, RF_RaidAddr_t raidSector, 43 RF_RowCol_t * col, RF_SectorNum_t * diskSector, int remap); 44 void 45 rf_MapParityChainDecluster(RF_Raid_t * raidPtr, RF_RaidAddr_t raidSector, 46 RF_RowCol_t * col, RF_SectorNum_t * diskSector, int remap); 47 void 48 rf_IdentifyStripeChainDecluster(RF_Raid_t * raidPtr, RF_RaidAddr_t addr, 49 RF_RowCol_t ** diskids); 50 void 51 rf_MapSIDToPSIDChainDecluster(RF_RaidLayout_t * layoutPtr, 52 RF_StripeNum_t stripeID, RF_StripeNum_t * psID, 53 RF_ReconUnitNum_t * which_ru); 54 void 55 rf_RAIDCDagSelect(RF_Raid_t * raidPtr, RF_IoType_t type, 56 RF_AccessStripeMap_t * asmap, 57 RF_VoidFuncPtr *); 58 #if 0 59 void (**createFunc) (RF_Raid_t *, 60 RF_AccessStripeMap_t *, 61 RF_DagHeader_t *, 62 void *, 63 RF_RaidAccessFlags_t, 64 RF_AllocListElem_t *); 65 #endif 66 67 #endif /* !_RF__RF_CHAINDECLUSTER_H_ */
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