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      1  1.8  christos /*	$NetBSD: rf_dagffwr.h,v 1.8 2019/10/10 03:43:59 christos Exp $	*/
      2  1.1     oster /*
      3  1.1     oster  * Copyright (c) 1995 Carnegie-Mellon University.
      4  1.1     oster  * All rights reserved.
      5  1.1     oster  *
      6  1.1     oster  * Author: Mark Holland, Daniel Stodolsky, William V. Courtright II
      7  1.1     oster  *
      8  1.1     oster  * Permission to use, copy, modify and distribute this software and
      9  1.1     oster  * its documentation is hereby granted, provided that both the copyright
     10  1.1     oster  * notice and this permission notice appear in all copies of the
     11  1.1     oster  * software, derivative works or modified versions, and any portions
     12  1.1     oster  * thereof, and that both notices appear in supporting documentation.
     13  1.1     oster  *
     14  1.1     oster  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     15  1.1     oster  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
     16  1.1     oster  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     17  1.1     oster  *
     18  1.1     oster  * Carnegie Mellon requests users of this software to return to
     19  1.1     oster  *
     20  1.1     oster  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     21  1.1     oster  *  School of Computer Science
     22  1.1     oster  *  Carnegie Mellon University
     23  1.1     oster  *  Pittsburgh PA 15213-3890
     24  1.1     oster  *
     25  1.1     oster  * any improvements or extensions that they make and grant Carnegie the
     26  1.1     oster  * rights to redistribute these changes.
     27  1.1     oster  */
     28  1.1     oster 
     29  1.1     oster #ifndef _RF__RF_DAGFFWR_H_
     30  1.1     oster #define _RF__RF_DAGFFWR_H_
     31  1.1     oster 
     32  1.4     oster #include <dev/raidframe/raidframevar.h>
     33  1.1     oster 
     34  1.1     oster /* fault-free write DAG creation routines */
     35  1.6     perry void
     36  1.3     oster rf_CreateNonRedundantWriteDAG(RF_Raid_t * raidPtr,
     37  1.3     oster     RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
     38  1.3     oster     RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList,
     39  1.3     oster     RF_IoType_t type);
     40  1.6     perry void
     41  1.3     oster rf_CreateRAID0WriteDAG(RF_Raid_t * raidPtr, RF_AccessStripeMap_t * asmap,
     42  1.3     oster     RF_DagHeader_t * dag_h, void *bp, RF_RaidAccessFlags_t flags,
     43  1.3     oster     RF_AllocListElem_t * allocList, RF_IoType_t type);
     44  1.6     perry void
     45  1.3     oster rf_CreateSmallWriteDAG(RF_Raid_t * raidPtr, RF_AccessStripeMap_t * asmap,
     46  1.3     oster     RF_DagHeader_t * dag_h, void *bp, RF_RaidAccessFlags_t flags,
     47  1.3     oster     RF_AllocListElem_t * allocList);
     48  1.6     perry void
     49  1.3     oster rf_CreateLargeWriteDAG(RF_Raid_t * raidPtr, RF_AccessStripeMap_t * asmap,
     50  1.3     oster     RF_DagHeader_t * dag_h, void *bp, RF_RaidAccessFlags_t flags,
     51  1.3     oster     RF_AllocListElem_t * allocList);
     52  1.6     perry void
     53  1.3     oster rf_CommonCreateLargeWriteDAG(RF_Raid_t * raidPtr,
     54  1.3     oster     RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
     55  1.3     oster     RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList, int nfaults,
     56  1.8  christos     void (*redFunc) (RF_DagNode_t *), int allowBufferRecycle);
     57  1.8  christos void    rf_CommonCreateLargeWriteDAGFwd(RF_Raid_t * raidPtr,
     58  1.8  christos     RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
     59  1.8  christos     RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList, int nfaults,
     60  1.8  christos     void (*redFunc) (RF_DagNode_t *), int allowBufferRecycle);
     61  1.8  christos void    rf_CommonCreateSmallWriteDAG(RF_Raid_t * raidPtr,
     62  1.8  christos     RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
     63  1.8  christos     RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList,
     64  1.8  christos     const RF_RedFuncs_t * pfuncs, const RF_RedFuncs_t * qfuncs);
     65  1.8  christos void    rf_CommonCreateSmallWriteDAGFwd(RF_Raid_t * raidPtr,
     66  1.8  christos     RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
     67  1.8  christos     RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList,
     68  1.5  jdolecek             const RF_RedFuncs_t * pfuncs, const RF_RedFuncs_t * qfuncs);
     69  1.8  christos void    rf_CreateRaidOneWriteDAG(RF_Raid_t * raidPtr, RF_AccessStripeMap_t * asmap,
     70  1.8  christos     RF_DagHeader_t * dag_h, void *bp, RF_RaidAccessFlags_t flags,
     71  1.8  christos     RF_AllocListElem_t * allocList);
     72  1.8  christos void    rf_CreateRaidOneWriteDAGFwd(RF_Raid_t * raidPtr,
     73  1.8  christos     RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
     74  1.8  christos     RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList);
     75  1.1     oster 
     76  1.3     oster #endif				/* !_RF__RF_DAGFFWR_H_ */
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