rf_dagffrd.h revision 1.2 
1/*	$NetBSD: rf_dagffrd.h,v 1.2 1999/01/26 02:33:53 oster 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_DAGFFRD_H_
30#define _RF__RF_DAGFFRD_H_
31
32#include "rf_types.h"
33
34/* fault-free read DAG creation routines */
35void rf_CreateFaultFreeReadDAG(RF_Raid_t *raidPtr, RF_AccessStripeMap_t *asmap,
36  RF_DagHeader_t *dag_h, void *bp, RF_RaidAccessFlags_t flags,
37  RF_AllocListElem_t *allocList);
38void rf_CreateNonredundantDAG(RF_Raid_t *raidPtr, RF_AccessStripeMap_t *asmap,
39  RF_DagHeader_t *dag_h, void *bp, RF_RaidAccessFlags_t flags,
40  RF_AllocListElem_t *allocList, RF_IoType_t type);
41void rf_CreateMirrorIdleReadDAG(RF_Raid_t *raidPtr,
42  RF_AccessStripeMap_t *asmap, RF_DagHeader_t *dag_h, void *bp,
43  RF_RaidAccessFlags_t flags, RF_AllocListElem_t *allocList);
44void rf_CreateMirrorPartitionReadDAG(RF_Raid_t *raidPtr,
45  RF_AccessStripeMap_t *asmap, RF_DagHeader_t *dag_h, void *bp,
46  RF_RaidAccessFlags_t flags, RF_AllocListElem_t *allocList);
47
48#endif /* !_RF__RF_DAGFFRD_H_ */
49