Annotation of sys/dev/raidframe/rf_pq.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: rf_pq.h,v 1.3 2002/12/16 07:01:04 tdeval Exp $ */
! 2: /* $NetBSD: rf_pq.h,v 1.3 1999/02/05 00:06:15 oster Exp $ */
! 3:
! 4: /*
! 5: * rf_pq.h
! 6: */
! 7: /*
! 8: * Copyright (c) 1995 Carnegie-Mellon University.
! 9: * All rights reserved.
! 10: *
! 11: * Author: Daniel Stodolsky
! 12: *
! 13: * Permission to use, copy, modify and distribute this software and
! 14: * its documentation is hereby granted, provided that both the copyright
! 15: * notice and this permission notice appear in all copies of the
! 16: * software, derivative works or modified versions, and any portions
! 17: * thereof, and that both notices appear in supporting documentation.
! 18: *
! 19: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
! 20: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
! 21: * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
! 22: *
! 23: * Carnegie Mellon requests users of this software to return to
! 24: *
! 25: * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
! 26: * School of Computer Science
! 27: * Carnegie Mellon University
! 28: * Pittsburgh PA 15213-3890
! 29: *
! 30: * any improvements or extensions that they make and grant Carnegie the
! 31: * rights to redistribute these changes.
! 32: */
! 33:
! 34: #ifndef _RF__RF_PQ_H_
! 35: #define _RF__RF_PQ_H_
! 36:
! 37: #include "rf_archs.h"
! 38:
! 39: extern RF_RedFuncs_t rf_pFuncs;
! 40: extern RF_RedFuncs_t rf_pRecoveryFuncs;
! 41:
! 42: int rf_RegularONPFunc(RF_DagNode_t *);
! 43: int rf_SimpleONPFunc(RF_DagNode_t *);
! 44: int rf_RecoveryPFunc(RF_DagNode_t *);
! 45: int rf_RegularPFunc(RF_DagNode_t *);
! 46:
! 47: #if (RF_INCLUDE_DECL_PQ > 0) || (RF_INCLUDE_RAID6 > 0)
! 48:
! 49: extern RF_RedFuncs_t rf_qFuncs;
! 50: extern RF_RedFuncs_t rf_qRecoveryFuncs;
! 51: extern RF_RedFuncs_t rf_pqRecoveryFuncs;
! 52:
! 53: void rf_PQDagSelect(RF_Raid_t *, RF_IoType_t, RF_AccessStripeMap_t *,
! 54: RF_VoidFuncPtr *);
! 55: RF_CREATE_DAG_FUNC_DECL(rf_PQCreateLargeWriteDAG);
! 56: int rf_RegularONQFunc(RF_DagNode_t *);
! 57: int rf_SimpleONQFunc(RF_DagNode_t *);
! 58: RF_CREATE_DAG_FUNC_DECL(rf_PQCreateSmallWriteDAG);
! 59: int rf_RegularPQFunc(RF_DagNode_t *);
! 60: int rf_RegularQFunc(RF_DagNode_t *);
! 61: void rf_Degraded_100_PQFunc(RF_DagNode_t *);
! 62: int rf_RecoveryQFunc(RF_DagNode_t *);
! 63: int rf_RecoveryPQFunc(RF_DagNode_t *);
! 64: void rf_PQ_DegradedWriteQFunc(RF_DagNode_t *);
! 65: void rf_IncQ(unsigned long *, unsigned long *, unsigned, unsigned);
! 66: void rf_PQ_recover(unsigned long *, unsigned long *, unsigned long *,
! 67: unsigned long *, unsigned, unsigned, unsigned);
! 68:
! 69: #endif /* (RF_INCLUDE_DECL_PQ > 0) || (RF_INCLUDE_RAID6 > 0) */
! 70:
! 71: #endif /* !_RF__RF_PQ_H_ */
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