64 lines
2.5 KiB
C
64 lines
2.5 KiB
C
/* $NetBSD: rf_dagdegrd.h,v 1.3 1999/02/05 00:06:07 oster Exp $ */
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/*
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* Copyright (c) 1995 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Mark Holland, Daniel Stodolsky, William V. Courtright II
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#ifndef _RF__RF_DAGDEGRD_H_
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#define _RF__RF_DAGDEGRD_H_
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#include "rf_types.h"
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/* degraded read DAG creation routines */
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void
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rf_CreateRaidFiveDegradedReadDAG(RF_Raid_t * raidPtr,
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RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
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RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList);
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void
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rf_CreateRaidOneDegradedReadDAG(RF_Raid_t * raidPtr,
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RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
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RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList);
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void
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rf_CreateDegradedReadDAG(RF_Raid_t * raidPtr,
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RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
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RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList,
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RF_RedFuncs_t * recFunc);
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void
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rf_CreateRaidCDegradedReadDAG(RF_Raid_t * raidPtr,
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RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
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RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList);
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void
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rf_DD_GenerateFailedAccessASMs(RF_Raid_t * raidPtr,
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RF_AccessStripeMap_t * asmap, RF_PhysDiskAddr_t ** pdap,
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int *nNodep, RF_PhysDiskAddr_t ** pqpdap, int *nPQNodep,
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RF_AllocListElem_t * allocList);
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void
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rf_DoubleDegRead(RF_Raid_t * raidPtr, RF_AccessStripeMap_t * asmap,
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RF_DagHeader_t * dag_h, void *bp, RF_RaidAccessFlags_t flags,
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RF_AllocListElem_t * allocList, char *redundantReadNodeName,
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char *recoveryNodeName, int (*recovFunc) (RF_DagNode_t *));
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#endif /* !_RF__RF_DAGDEGRD_H_ */
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