The Design and Implementation of the FreeBSD Operating System, Second Edition
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_dagffwr.h

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    1 /*      $NetBSD: rf_dagffwr.h,v 1.5 2003/02/09 10:04:33 jdolecek Exp $  */
    2 /*
    3  * Copyright (c) 1995 Carnegie-Mellon University.
    4  * All rights reserved.
    5  *
    6  * Author: Mark Holland, Daniel Stodolsky, William V. Courtright II
    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 #ifndef _RF__RF_DAGFFWR_H_
   30 #define _RF__RF_DAGFFWR_H_
   31 
   32 #include <dev/raidframe/raidframevar.h>
   33 
   34 /* fault-free write DAG creation routines */
   35 void 
   36 rf_CreateNonRedundantWriteDAG(RF_Raid_t * raidPtr,
   37     RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
   38     RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList,
   39     RF_IoType_t type);
   40 void 
   41 rf_CreateRAID0WriteDAG(RF_Raid_t * raidPtr, RF_AccessStripeMap_t * asmap,
   42     RF_DagHeader_t * dag_h, void *bp, RF_RaidAccessFlags_t flags,
   43     RF_AllocListElem_t * allocList, RF_IoType_t type);
   44 void 
   45 rf_CreateSmallWriteDAG(RF_Raid_t * raidPtr, RF_AccessStripeMap_t * asmap,
   46     RF_DagHeader_t * dag_h, void *bp, RF_RaidAccessFlags_t flags,
   47     RF_AllocListElem_t * allocList);
   48 void 
   49 rf_CreateLargeWriteDAG(RF_Raid_t * raidPtr, RF_AccessStripeMap_t * asmap,
   50     RF_DagHeader_t * dag_h, void *bp, RF_RaidAccessFlags_t flags,
   51     RF_AllocListElem_t * allocList);
   52 void 
   53 rf_CommonCreateLargeWriteDAG(RF_Raid_t * raidPtr,
   54     RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
   55     RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList, int nfaults,
   56     int (*redFunc) (RF_DagNode_t *), int allowBufferRecycle);
   57         void    rf_CommonCreateLargeWriteDAGFwd(RF_Raid_t * raidPtr,
   58             RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
   59             RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList, int nfaults,
   60             int (*redFunc) (RF_DagNode_t *), int allowBufferRecycle);
   61         void    rf_CommonCreateSmallWriteDAG(RF_Raid_t * raidPtr,
   62             RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
   63             RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList,
   64             const RF_RedFuncs_t * pfuncs, const RF_RedFuncs_t * qfuncs);
   65         void    rf_CommonCreateSmallWriteDAGFwd(RF_Raid_t * raidPtr,
   66             RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
   67             RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList,
   68             const RF_RedFuncs_t * pfuncs, const RF_RedFuncs_t * qfuncs);
   69         void    rf_CreateRaidOneWriteDAG(RF_Raid_t * raidPtr, RF_AccessStripeMap_t * asmap,
   70             RF_DagHeader_t * dag_h, void *bp, RF_RaidAccessFlags_t flags,
   71             RF_AllocListElem_t * allocList);
   72         void    rf_CreateRaidOneWriteDAGFwd(RF_Raid_t * raidPtr,
   73             RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp,
   74             RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList);
   75 
   76 #endif                          /* !_RF__RF_DAGFFWR_H_ */

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