Cross Reference: /illumos-gate/usr/src/uts/common/io/lvm/raid/raid

Lines Matching refs:un
65 static int	raid_replay_error(mr_unit_t *un, int column);
72  * PARAMETERS:	mr_unit_t *un - pointer to the unit structure
73  *		mr_unit_t *un - pointer to the unit structure
77 raid_rply_dealloc(mr_unit_t *un,
85 	for (i = 0, tmp = *bufs; i < un->un_totalcolumncnt; i++, tmp++) {
95 	kmem_free(*bufs, sizeof (raid_rplybuf_t) * un->un_totalcolumncnt);
98 		kmem_free(rwbuf1->rpl_data, dbtob(un->un_iosize));
106 		kmem_free(rwbuf2->rpl_data, dbtob(un->un_iosize));
116 raid_rply_alloc(mr_unit_t *un,
126 	*bufs = kmem_zalloc(sizeof (raid_rplybuf_t) * un->un_totalcolumncnt,
133 	for (i = 0, tmp = *bufs; i < un->un_totalcolumncnt; i++, tmp++) {
150 	rwbuf1->rpl_data = kmem_zalloc(dbtob(un->un_iosize), KM_SLEEP);
154 	rwbuf2->rpl_data = kmem_zalloc(dbtob(un->un_iosize), KM_SLEEP);
305  * PARAMETERS:	mr_unit_t *un - pointer to the unit structure
312 raid_pwhdr_read(mr_unit_t *un, int pw_slot, int column, raid_rplybuf_t *bufp)
321 	bp->b_lblkno = un->un_column[column].un_pwstart +
322 		pw_slot * un->un_iosize;
323 	bp->b_edev = md_dev64_to_dev(un->un_column[column].un_dev);
334  * PARAMETERS:	mr_unit_t	*un    - pointer to the unit structure
341 raid_pw_read(mr_unit_t *un, int column, uint_t slot, raid_rplybuf_t *bufp)
345 	uint_t	blkcnt  = un->un_iosize;
349 	if (!COLUMN_ISUP(un, column))
360 	bp->b_edev = md_dev64_to_dev(un->un_column[column].un_dev);
361 	bp->b_lblkno = un->un_column[column].un_pwstart + (slot * blkcnt);
365 		error = raid_replay_error(un, column);
374  * PARAMETERS:	mr_unit_t *un - pointer to the unit structure
381 raid_pw_write(mr_unit_t *un, int column, raid_pwhdr_t *pwhp,
388 	if (!COLUMN_ISUP(un, column))
399 	bp->b_edev  = md_dev64_to_dev(un->un_column[column].un_dev);
400 	bp->b_lblkno = un->un_column[column].un_devstart + pwhp->rpw_blkno;
404 		error = raid_replay_error(un, column);
437  * PARAMETERS:	mr_unit_t *un	- pointer to unit structure
449 raid_rply_verify(mr_unit_t *un, int col1, int goodsum1, int *do_1,
456 	if (COLUMN_ISUP(un, col1)) {
459 	if (COLUMN_ISUP(un, col2)) {
477  * PARAMETERS:	mr_unit_t *un - pointer to the unit structure
485 	mr_unit_t	*un,
509 		error = raid_pw_read(un, eachp->rpl_column1,
523 		error = raid_pw_read(un, eachp->rpl_column2, eachp->rpl_slot2,
538 		raid_rply_verify(un, eachp->rpl_column1, good_pw1, &do_1,
543 			error = raid_pw_write(un, eachp->rpl_column1,
550 			error = raid_pw_write(un, eachp->rpl_column2,
564 		    (! COLUMN_ISUP(un, eachp->rpl_pwhdr1.rpw_columnnum))) {
566 			error = raid_pw_read(un, eachp->rpl_column1,
575 				error = raid_pw_write(un, eachp->rpl_column1,
589 replay_line(mr_unit_t *un, raid_rplylst_t *eachp, raid_rplybuf_t *rplybuf)
621 	error = raid_pw_read(un, eachp->rpl_column1, eachp->rpl_slot1, rplybuf);
640 		ASSERT(col2 < un->un_totalcolumncnt);
649 		error = raid_pw_read(un, col2, eachpn->rpl_slot1, rplybuf);
661 	down = raid_state_cnt(un, RCS_ERRED);
662 	if ((i != un->un_totalcolumncnt) &&
663 	    (i != (un->un_totalcolumncnt - down)))
670 		error = raid_pw_read(un, col, eachpn->rpl_slot1, rplybuf);
671 		error = raid_pw_write(un, col, &eachpn->rpl_pwhdr1, rplybuf);
687 raid_replay_error(mr_unit_t *un, int column)
691 	raid_set_state(un, column, RCS_ERRED, 0);
692 	raid_commit(un, NULL);
694 	if (UNIT_STATE(un) == RUS_LAST_ERRED) {
697 		    MD_UN2SET(un), MD_SID(un));
698 	} else if (UNIT_STATE(un) == RUS_ERRED) {
700 		    MD_UN2SET(un), MD_SID(un));
709  * PARAMETERS:	mr_unit_t *un - pointer to an unit structure
714 raid_replay(mr_unit_t *un)
726 	diskaddr_t	max_blkno = un->un_segsize * un->un_segsincolumn;
727 	int		totalcolumns = un->un_totalcolumncnt;
729 	raid_rply_alloc(un, &rplybuf, &rwbuf1, &rwbuf2);
732 	for (i = 0; i < un->un_pwcnt; i++) {
734 		for (j = 0; j < un->un_totalcolumncnt; j++) {
735 			if (COLUMN_ISUP(un, j)) {
736 				raid_pwhdr_read(un, i, j, &rplybuf[j]);
740 					error = raid_replay_error(un, j);
746 				if (un->c.un_revision & MD_64BIT_META_DEV) {
765 				if (pwhdrp->rpw_blkcnt > (un->un_iosize - 1)) {
797 			error = raid_rplyeach(un, eachp, &rwbuf1, &rwbuf2);
799 			error = replay_line(un, eachp, &rwbuf1);
811 	for (j = 0; j < un->un_totalcolumncnt; j++) {
812 		if (COLUMN_ISUP(un, j)) {
813 			colptr = &un->un_column[j];
814 			if (init_pw_area(un, colptr->un_dev,
821 	raid_rply_dealloc(un, &rplybuf, &rwbuf1, &rwbuf2);
835 	raid_rply_dealloc(un, &rplybuf, &rwbuf1, &rwbuf2);
838 	un->un_pwid = 1;