rf_dagutils.h revision 1.7.2.1
1 1.7.2.1 skrll /* $NetBSD: rf_dagutils.h,v 1.7.2.1 2004/08/03 10:50:43 skrll 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, 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 /************************************************************************* 30 1.1 oster * 31 1.1 oster * rf_dagutils.h -- header file for utility routines for manipulating DAGs 32 1.1 oster * 33 1.1 oster *************************************************************************/ 34 1.1 oster 35 1.1 oster 36 1.4 oster #include <dev/raidframe/raidframevar.h> 37 1.4 oster 38 1.1 oster #include "rf_dagfuncs.h" 39 1.1 oster #include "rf_general.h" 40 1.1 oster 41 1.1 oster #ifndef _RF__RF_DAGUTILS_H_ 42 1.1 oster #define _RF__RF_DAGUTILS_H_ 43 1.1 oster 44 1.1 oster struct RF_RedFuncs_s { 45 1.3 oster int (*regular) (RF_DagNode_t *); 46 1.3 oster char *RegularName; 47 1.3 oster int (*simple) (RF_DagNode_t *); 48 1.3 oster char *SimpleName; 49 1.1 oster }; 50 1.1 oster 51 1.7.2.1 skrll typedef struct RF_FuncList_s { 52 1.7.2.1 skrll RF_VoidFuncPtr fp; 53 1.7.2.1 skrll struct RF_FuncList_s *next; 54 1.7.2.1 skrll } RF_FuncList_t; 55 1.7.2.1 skrll 56 1.7 jdolecek extern const RF_RedFuncs_t rf_xorFuncs; 57 1.7 jdolecek extern const RF_RedFuncs_t rf_xorRecoveryFuncs; 58 1.1 oster 59 1.7.2.1 skrll void rf_InitNode(RF_DagNode_t *, RF_NodeStatus_t, int, 60 1.7.2.1 skrll int (*doFunc) (RF_DagNode_t *), 61 1.7.2.1 skrll int (*undoFunc) (RF_DagNode_t *), 62 1.7.2.1 skrll int (*wakeFunc) (RF_DagNode_t *, int), 63 1.7.2.1 skrll int, int, int, int, RF_DagHeader_t *, 64 1.7.2.1 skrll char *, RF_AllocListElem_t *); 65 1.1 oster 66 1.7.2.1 skrll void rf_FreeDAG(RF_DagHeader_t *); 67 1.7.2.1 skrll int rf_ConfigureDAGs(RF_ShutdownList_t **); 68 1.1 oster 69 1.6 oster RF_DagHeader_t *rf_AllocDAGHeader(void); 70 1.6 oster void rf_FreeDAGHeader(RF_DagHeader_t * dh); 71 1.1 oster 72 1.7.2.1 skrll RF_DagNode_t *rf_AllocDAGNode(void); 73 1.7.2.1 skrll void rf_FreeDAGNode(RF_DagNode_t *); 74 1.1 oster 75 1.7.2.1 skrll RF_DagList_t *rf_AllocDAGList(void); 76 1.7.2.1 skrll void rf_FreeDAGList(RF_DagList_t *); 77 1.1 oster 78 1.7.2.1 skrll void *rf_AllocDAGPCache(void); 79 1.7.2.1 skrll void rf_FreeDAGPCache(void *); 80 1.1 oster 81 1.7.2.1 skrll RF_FuncList_t *rf_AllocFuncList(void); 82 1.7.2.1 skrll void rf_FreeFuncList(RF_FuncList_t *); 83 1.7.2.1 skrll 84 1.7.2.1 skrll void *rf_AllocBuffer(RF_Raid_t *, RF_DagHeader_t *, int); 85 1.7.2.1 skrll void *rf_AllocIOBuffer(RF_Raid_t *, int); 86 1.7.2.1 skrll void rf_FreeIOBuffer(RF_Raid_t *, RF_VoidPointerListElem_t *); 87 1.7.2.1 skrll void *rf_AllocStripeBuffer(RF_Raid_t *, RF_DagHeader_t *, int); 88 1.7.2.1 skrll void rf_FreeStripeBuffer(RF_Raid_t *, RF_VoidPointerListElem_t *); 89 1.7.2.1 skrll 90 1.7.2.1 skrll char *rf_NodeStatusString(RF_DagNode_t *); 91 1.7.2.1 skrll void rf_PrintNodeInfoString(RF_DagNode_t *); 92 1.7.2.1 skrll int rf_AssignNodeNums(RF_DagHeader_t *); 93 1.7.2.1 skrll int rf_RecurAssignNodeNums(RF_DagNode_t *, int, int); 94 1.7.2.1 skrll void rf_ResetDAGHeaderPointers(RF_DagHeader_t *, RF_DagHeader_t *); 95 1.7.2.1 skrll void rf_RecurResetDAGHeaderPointers(RF_DagNode_t *, RF_DagHeader_t *); 96 1.7.2.1 skrll void rf_PrintDAGList(RF_DagHeader_t *); 97 1.7.2.1 skrll int rf_ValidateDAG(RF_DagHeader_t *); 98 1.7.2.1 skrll void rf_redirect_asm(RF_Raid_t *, RF_AccessStripeMap_t *); 99 1.7.2.1 skrll void rf_MapUnaccessedPortionOfStripe(RF_Raid_t *, RF_RaidLayout_t *, 100 1.7.2.1 skrll RF_AccessStripeMap_t *, RF_DagHeader_t *, 101 1.7.2.1 skrll RF_AccessStripeMapHeader_t **, int *, 102 1.7.2.1 skrll char **, char **, RF_AllocListElem_t *); 103 1.7.2.1 skrll int rf_PDAOverlap(RF_RaidLayout_t *, RF_PhysDiskAddr_t *, RF_PhysDiskAddr_t *); 104 1.7.2.1 skrll void rf_GenerateFailedAccessASMs(RF_Raid_t *, RF_AccessStripeMap_t *, 105 1.7.2.1 skrll RF_PhysDiskAddr_t *, RF_DagHeader_t *, 106 1.7.2.1 skrll RF_AccessStripeMapHeader_t **, 107 1.7.2.1 skrll int *, char **, char *, RF_AllocListElem_t *); 108 1.1 oster 109 1.1 oster /* flags used by RangeRestrictPDA */ 110 1.1 oster #define RF_RESTRICT_NOBUFFER 0 111 1.1 oster #define RF_RESTRICT_DOBUFFER 1 112 1.1 oster 113 1.7.2.1 skrll void rf_RangeRestrictPDA(RF_Raid_t *, RF_PhysDiskAddr_t *, 114 1.7.2.1 skrll RF_PhysDiskAddr_t *, int, int); 115 1.7.2.1 skrll 116 1.7.2.1 skrll int rf_compute_workload_shift(RF_Raid_t *, RF_PhysDiskAddr_t *); 117 1.7.2.1 skrll void rf_SelectMirrorDiskIdle(RF_DagNode_t *); 118 1.7.2.1 skrll void rf_SelectMirrorDiskPartition(RF_DagNode_t *); 119 1.1 oster 120 1.3 oster #endif /* !_RF__RF_DAGUTILS_H_ */ 121
Indexes created Tue Sep 30 17:09:57 GMT 2025