diff options
Diffstat (limited to 'sys/dev/raidframe/rf_dagdegwr.h')
-rw-r--r-- | sys/dev/raidframe/rf_dagdegwr.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/sys/dev/raidframe/rf_dagdegwr.h b/sys/dev/raidframe/rf_dagdegwr.h new file mode 100644 index 0000000..1e4b5e2 --- /dev/null +++ b/sys/dev/raidframe/rf_dagdegwr.h @@ -0,0 +1,55 @@ +/* $FreeBSD$ */ +/* $NetBSD: rf_dagdegwr.h,v 1.4 1999/08/15 02:36:03 oster Exp $ */ +/* + * Copyright (c) 1995 Carnegie-Mellon University. + * All rights reserved. + * + * Author: Mark Holland, Daniel Stodolsky, William V. Courtright II + * + * Permission to use, copy, modify and distribute this software and + * its documentation is hereby granted, provided that both the copyright + * notice and this permission notice appear in all copies of the + * software, derivative works or modified versions, and any portions + * thereof, and that both notices appear in supporting documentation. + * + * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" + * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND + * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * + * Carnegie Mellon requests users of this software to return to + * + * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU + * School of Computer Science + * Carnegie Mellon University + * Pittsburgh PA 15213-3890 + * + * any improvements or extensions that they make and grant Carnegie the + * rights to redistribute these changes. + */ + + +#ifndef _RF__RF_DAGDEGWR_H_ +#define _RF__RF_DAGDEGWR_H_ + +/* degraded write DAG creation routines */ +void rf_CreateDegradedWriteDAG(RF_Raid_t * raidPtr, + RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp, + RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList); + +void rf_CommonCreateSimpleDegradedWriteDAG(RF_Raid_t * raidPtr, + RF_AccessStripeMap_t * asmap, RF_DagHeader_t * dag_h, void *bp, + RF_RaidAccessFlags_t flags, RF_AllocListElem_t * allocList, + int nfaults, int (*redFunc) (RF_DagNode_t *), int allowBufferRecycle); + +void rf_WriteGenerateFailedAccessASMs(RF_Raid_t * raidPtr, + RF_AccessStripeMap_t * asmap, RF_PhysDiskAddr_t ** pdap, + int *nNodep, RF_PhysDiskAddr_t ** pqpdap, + int *nPQNodep, RF_AllocListElem_t * allocList); + +void rf_DoubleDegSmallWrite(RF_Raid_t * raidPtr, RF_AccessStripeMap_t * asmap, + RF_DagHeader_t * dag_h, void *bp, RF_RaidAccessFlags_t flags, + RF_AllocListElem_t * allocList, char *redundantReadNodeName, + char *redundantWriteNodeName, char *recoveryNodeName, + int (*recovFunc) (RF_DagNode_t *)); + +#endif /* !_RF__RF_DAGDEGWR_H_ */ |