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Donc reset the disk state to 0 in wd.c, set a flag which will cause it 

to be reset to 0 at wdcstart(). This fixes a race condition between
normal I/O and wdioclt().
This commit is contained in:
bouyer 1998-10-20 17:00:26 +00:00
parent 7bdbb5c993
commit 794fadcf0a
1 changed files with 5 additions and 1 deletions
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6
sys/dev/ic/wdc.c
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@ -1,4 +1,4 @@
/* $NetBSD: wdc.c,v 1.36 1998/10/15 11:38:04 bouyer Exp $ */
/* $NetBSD: wdc.c,v 1.37 1998/10/20 17:00:26 bouyer Exp $ */
/*
@ -428,6 +428,10 @@ wdcstart(wdc, channel)
WDCDEBUG_PRINT(("wdcstart: xfer %p channel %d drive %d\n", xfer,
xfer->channel, xfer->drive), DEBUG_XFERS);
chp->ch_flags |= WDCF_ACTIVE;
if (chp->ch_drive[xfer->drive].drive_flags & DRIVE_RESET) {
chp->ch_drive[xfer->drive].drive_flags &= ~DRIVE_RESET;
chp->ch_drive[xfer->drive].state = 0;
}
xfer->c_start(chp, xfer);
}