1 /* $OpenBSD: rf_dagdegwr.h,v 1.4 2002/12/16 07:01:03 tdeval Exp $ */
2 /* $NetBSD: rf_dagdegwr.h,v 1.4 1999/08/15 02:36:03 oster Exp $ */
3
4 /*
5 * Copyright (c) 1995 Carnegie-Mellon University.
6 * All rights reserved.
7 *
8 * Author: Mark Holland, Daniel Stodolsky, William V. Courtright II
9 *
10 * Permission to use, copy, modify and distribute this software and
11 * its documentation is hereby granted, provided that both the copyright
12 * notice and this permission notice appear in all copies of the
13 * software, derivative works or modified versions, and any portions
14 * thereof, and that both notices appear in supporting documentation.
15 *
16 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
17 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
18 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
19 *
20 * Carnegie Mellon requests users of this software to return to
21 *
22 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
23 * School of Computer Science
24 * Carnegie Mellon University
25 * Pittsburgh PA 15213-3890
26 *
27 * any improvements or extensions that they make and grant Carnegie the
28 * rights to redistribute these changes.
29 */
30
31
32 #ifndef _RF__RF_DAGDEGWR_H_
33 #define _RF__RF_DAGDEGWR_H_
34
35 /* Degraded write DAG creation routines. */
36
37 void rf_CreateDegradedWriteDAG(RF_Raid_t *, RF_AccessStripeMap_t *,
38 RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *);
39
40 void rf_CommonCreateSimpleDegradedWriteDAG(RF_Raid_t *, RF_AccessStripeMap_t *,
41 RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *,
42 int, int (*) (RF_DagNode_t *), int);
43
44 void rf_WriteGenerateFailedAccessASMs(RF_Raid_t *, RF_AccessStripeMap_t *,
45 RF_PhysDiskAddr_t **, int *, RF_PhysDiskAddr_t **, int *,
46 RF_AllocListElem_t *);
47
48 void rf_DoubleDegSmallWrite(RF_Raid_t *, RF_AccessStripeMap_t *,
49 RF_DagHeader_t *, void *, RF_RaidAccessFlags_t, RF_AllocListElem_t *,
50 char *, char *, char *, int (*) (RF_DagNode_t *));
51
52 #endif /* !_RF__RF_DAGDEGWR_H_ */