diff options
Diffstat (limited to 'sys/dev/raidframe/rf_raid1.c')
| -rw-r--r-- | sys/dev/raidframe/rf_raid1.c | 192 |
1 files changed, 1 insertions, 191 deletions
diff --git a/sys/dev/raidframe/rf_raid1.c b/sys/dev/raidframe/rf_raid1.c index 01d48eee0e8..f5a53407a5f 100644 --- a/sys/dev/raidframe/rf_raid1.c +++ b/sys/dev/raidframe/rf_raid1.c @@ -1,4 +1,4 @@ -/* $NetBSD: rf_raid1.c,v 1.1 1998/11/13 04:20:33 oster Exp $ */ +/* $NetBSD: rf_raid1.c,v 1.2 1999/01/26 02:34:00 oster Exp $ */ /* * Copyright (c) 1995 Carnegie-Mellon University. * All rights reserved. @@ -32,196 +32,6 @@ * *****************************************************************************/ -/* - * : - * Log: rf_raid1.c,v - * Revision 1.46 1996/11/05 21:10:40 jimz - * failed pda generalization - * - * Revision 1.45 1996/07/31 16:56:18 jimz - * dataBytesPerStripe, sectorsPerDisk init arch-indep. - * - * Revision 1.44 1996/07/30 03:06:43 jimz - * get rid of extra rf_threadid.h include - * - * Revision 1.43 1996/07/27 23:36:08 jimz - * Solaris port of simulator - * - * Revision 1.42 1996/07/22 19:52:16 jimz - * switched node params to RF_DagParam_t, a union of - * a 64-bit int and a void *, for better portability - * attempted hpux port, but failed partway through for - * lack of a single C compiler capable of compiling all - * source files - * - * Revision 1.41 1996/07/18 22:57:14 jimz - * port simulator to AIX - * - * Revision 1.40 1996/07/17 14:31:19 jimz - * minor cleanup for readability - * - * Revision 1.39 1996/07/15 17:22:18 jimz - * nit-pick code cleanup - * resolve stdlib problems on DEC OSF - * - * Revision 1.38 1996/07/15 02:56:31 jimz - * fixed dag selection to deal with failed + recon to spare disks - * enhanced recon, parity check debugging - * - * Revision 1.37 1996/07/13 00:00:59 jimz - * sanitized generalized reconstruction architecture - * cleaned up head sep, rbuf problems - * - * Revision 1.36 1996/07/11 19:08:00 jimz - * generalize reconstruction mechanism - * allow raid1 reconstructs via copyback (done with array - * quiesced, not online, therefore not disk-directed) - * - * Revision 1.35 1996/07/10 23:01:24 jimz - * Better commenting of VerifyParity (for posterity) - * - * Revision 1.34 1996/07/10 22:29:45 jimz - * VerifyParityRAID1: corrected return values for stripes in degraded mode - * - * Revision 1.33 1996/07/10 16:05:39 jimz - * fixed a couple minor bugs in VerifyParityRAID1 - * added code to correct bad RAID1 parity - * - * Revision 1.32 1996/06/20 18:47:04 jimz - * fix up verification bugs - * - * Revision 1.31 1996/06/20 15:38:59 jimz - * added parity verification - * can't correct bad parity yet, but can return pass/fail - * - * Revision 1.30 1996/06/19 22:23:01 jimz - * parity verification is now a layout-configurable thing - * not all layouts currently support it (correctly, anyway) - * - * Revision 1.29 1996/06/11 08:54:27 jimz - * improved error-checking at configuration time - * - * Revision 1.28 1996/06/10 18:25:24 wvcii - * fixed bug in rf_IdentifyStripeRAID1 - added array initialization - * - * Revision 1.27 1996/06/10 11:55:47 jimz - * Straightened out some per-array/not-per-array distinctions, fixed - * a couple bugs related to confusion. Added shutdown lists. Removed - * layout shutdown function (now subsumed by shutdown lists). - * - * Revision 1.26 1996/06/07 22:26:27 jimz - * type-ify which_ru (RF_ReconUnitNum_t) - * - * Revision 1.25 1996/06/07 21:33:04 jimz - * begin using consistent types for sector numbers, - * stripe numbers, row+col numbers, recon unit numbers - * - * Revision 1.24 1996/06/06 17:29:43 jimz - * use CreateMirrorIdleReadDAG for mirrored read - * - * Revision 1.23 1996/06/03 23:28:26 jimz - * more bugfixes - * check in tree to sync for IPDS runs with current bugfixes - * there still may be a problem with threads in the script test - * getting I/Os stuck- not trivially reproducible (runs ~50 times - * in a row without getting stuck) - * - * Revision 1.22 1996/06/02 17:31:48 jimz - * Moved a lot of global stuff into array structure, where it belongs. - * Fixed up paritylogging, pss modules in this manner. Some general - * code cleanup. Removed lots of dead code, some dead files. - * - * Revision 1.21 1996/05/31 22:26:54 jimz - * fix a lot of mapping problems, memory allocation problems - * found some weird lock issues, fixed 'em - * more code cleanup - * - * Revision 1.20 1996/05/30 23:22:16 jimz - * bugfixes of serialization, timing problems - * more cleanup - * - * Revision 1.19 1996/05/30 11:29:41 jimz - * Numerous bug fixes. Stripe lock release code disagreed with the taking code - * about when stripes should be locked (I made it consistent: no parity, no lock) - * There was a lot of extra serialization of I/Os which I've removed- a lot of - * it was to calculate values for the cache code, which is no longer with us. - * More types, function, macro cleanup. Added code to properly quiesce the array - * on shutdown. Made a lot of stuff array-specific which was (bogusly) general - * before. Fixed memory allocation, freeing bugs. - * - * Revision 1.18 1996/05/27 18:56:37 jimz - * more code cleanup - * better typing - * compiles in all 3 environments - * - * Revision 1.17 1996/05/24 22:17:04 jimz - * continue code + namespace cleanup - * typed a bunch of flags - * - * Revision 1.16 1996/05/24 04:28:55 jimz - * release cleanup ckpt - * - * Revision 1.15 1996/05/24 01:59:45 jimz - * another checkpoint in code cleanup for release - * time to sync kernel tree - * - * Revision 1.14 1996/05/18 19:51:34 jimz - * major code cleanup- fix syntax, make some types consistent, - * add prototypes, clean out dead code, et cetera - * - * Revision 1.13 1996/05/03 19:36:22 wvcii - * moved dag creation routines to dag library - * - * Revision 1.12 1996/02/23 01:38:16 amiri - * removed chained declustering special case in SelectIdleDisk - * - * Revision 1.11 1996/02/22 16:47:18 amiri - * disabled shortest queue optimization for chained declustering - * - * Revision 1.10 1995/12/12 18:10:06 jimz - * MIN -> RF_MIN, MAX -> RF_MAX, ASSERT -> RF_ASSERT - * fix 80-column brain damage in comments - * - * Revision 1.9 1995/12/04 19:21:28 wvcii - * modified SelectIdleDisk to take a mirror node as a parameter and - * conditionally swap params 0 (data pda) and 4 (mirror pda). - * modified CreateRaidOneReadDAG so that it creates the DAG itself - * as opposed to reusing code in CreateNonredundantDAG. - * - * Revision 1.8 1995/11/30 16:07:45 wvcii - * added copyright info - * - * Revision 1.7 1995/11/16 14:46:18 wvcii - * fixed bugs in mapping and degraded dag creation, added comments - * - * Revision 1.6 1995/11/14 22:29:16 wvcii - * fixed bugs in dag creation - * - * Revision 1.5 1995/11/07 15:23:33 wvcii - * changed RAID1DagSelect prototype - * function no longer generates numHdrSucc, numTermAnt - * changed dag creation routines: - * term node generated during dag creation - * encoded commit nodes, barrier, antecedent types - * - * Revision 1.4 1995/10/10 19:09:21 wvcii - * write dag now handles non-aligned accesses - * - * Revision 1.3 1995/10/05 02:32:56 jimz - * ifdef'd out queue locking for load balancing - * - * Revision 1.2 1995/10/04 07:04:40 wvcii - * reads are now scheduled according to disk queue length. - * queue length is the sum of number of ios queued in raidframe as well as those at the disk. - * reads are sent to the disk with the shortest queue. - * testing against user disks successful, sim & kernel untested. - * - * Revision 1.1 1995/10/04 03:53:23 wvcii - * Initial revision - * - * - */ - #include "rf_raid.h" #include "rf_raid1.h" #include "rf_dag.h" |
