diff options
Diffstat (limited to 'sys/dev/ata')
| -rw-r--r-- | sys/dev/ata/wd.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/sys/dev/ata/wd.c b/sys/dev/ata/wd.c index e6d9f45e2f6..b70a68ba61e 100644 --- a/sys/dev/ata/wd.c +++ b/sys/dev/ata/wd.c @@ -1,4 +1,4 @@ -/* $OpenBSD: wd.c,v 1.74 2009/06/03 22:09:30 thib Exp $ */ +/* $OpenBSD: wd.c,v 1.75 2009/06/17 01:30:30 thib Exp $ */ /* $NetBSD: wd.c,v 1.193 1999/02/28 17:15:27 explorer Exp $ */ /* @@ -119,7 +119,7 @@ struct wd_softc { /* General disk infos */ struct device sc_dev; struct disk sc_dk; - + struct buf sc_q; /* IDE disk soft states */ struct ata_bio sc_wdc_bio; /* current transfer */ struct buf *sc_bp; /* buf being transferred */ @@ -396,12 +396,13 @@ int wddetach(struct device *self, int flags) { struct wd_softc *sc = (struct wd_softc *)self; - struct buf *bp; + struct buf *dp, *bp; int s, bmaj, cmaj, mn; /* Remove unprocessed buffers from queue */ s = splbio(); - while ((bp = BUFQ_GET(sc->sc_dk.dk_bufq)) != NULL) { + for (dp = &sc->sc_q; (bp = dp->b_actf) != NULL; ) { + dp->b_actf = bp->b_actf; bp->b_error = ENXIO; bp->b_flags |= B_ERROR; biodone(bp); @@ -474,7 +475,7 @@ wdstrategy(struct buf *bp) goto done; /* Queue transfer on drive, activate drive and controller if idle. */ s = splbio(); - BUFQ_ADD(wd->sc_dk.dk_bufq, bp); + disksort(&wd->sc_q, bp); wdstart(wd); splx(s); device_unref(&wd->sc_dev); @@ -498,15 +499,18 @@ void wdstart(void *arg) { struct wd_softc *wd = arg; - struct buf *bp = NULL; + struct buf *dp, *bp = NULL; WDCDEBUG_PRINT(("wdstart %s\n", wd->sc_dev.dv_xname), DEBUG_XFERS); while (wd->openings > 0) { /* Is there a buf for us ? */ - if ((bp = BUFQ_GET(wd->sc_dk.dk_bufq)) == NULL) + dp = &wd->sc_q; + if ((bp = dp->b_actf) == NULL) /* yes, an assign */ return; + dp->b_actf = bp->b_actf; + /* * Make the command. First lock the device */ |