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Add some additional consistency checking paranoia with KASSERT.

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This commit is contained in:
jakllsch 2011-07-30 04:42:03 +00:00
parent b29b61d940
commit e2bd65b954
1 changed files with 5 additions and 2 deletions
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7
sys/dev/ata/wd.c
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@ -1,4 +1,4 @@
/* $NetBSD: wd.c,v 1.386 2011/02/10 05:07:46 enami Exp $ */
/* $NetBSD: wd.c,v 1.387 2011/07/30 04:42:03 jakllsch Exp $ */
/*
* Copyright (c) 1998, 2001 Manuel Bouyer. All rights reserved.
@ -54,7 +54,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: wd.c,v 1.386 2011/02/10 05:07:46 enami Exp $");
__KERNEL_RCSID(0, "$NetBSD: wd.c,v 1.387 2011/07/30 04:42:03 jakllsch Exp $");
#include "opt_ata.h"
@ -703,6 +703,7 @@ wdstart1(struct wd_softc *wd, struct buf *bp)
wd->sc_wdc_bio.bcount = bp->b_bcount;
wd->sc_wdc_bio.databuf = bp->b_data;
wd->sc_wdc_bio.blkdone =0;
KASSERT(bp == wd->sc_bp || wd->sc_bp == NULL);
wd->sc_bp = bp;
/*
* If we're retrying, retry in single-sector mode. This will give us
@ -829,6 +830,8 @@ noerror: if ((wd->sc_wdc_bio.flags & ATA_CORR) || wd->retries > 0)
biodone(bp);
wd->openings++;
}
KASSERT(wd->sc_bp != NULL);
wd->sc_bp = NULL;
wdstart(wd);
}