static void ipsd_strategy(struct bio *iobuf)
{
ipsdisk_softc_t *dsc;
dsc = iobuf->bio_disk->d_drv1;
DEVICE_PRINTF(8,dsc->dev,"in strategy\n");
iobuf->bio_driver1 = (void *)(uintptr_t)dsc->sc->drives[dsc->disk_number].drivenum;
mtx_lock(&dsc->sc->queue_mtx);
bioq_insert_tail(&dsc->sc->queue, iobuf);
ips_start_io_request(dsc->sc);
mtx_unlock(&dsc->sc->queue_mtx);
}
/* ipsd_finish is called to clean up and return a completed IO request */
void ipsd_finish(struct bio *iobuf)
{
ipsdisk_softc_t *dsc;
dsc = iobuf->bio_disk->d_drv1;
if (iobuf->bio_flags & BIO_ERROR) {
ipsdisk_softc_t *dsc;
dsc = iobuf->bio_disk->d_drv1;
device_printf(dsc->dev, "iobuf error %d\n", iobuf->bio_error);
} else
iobuf->bio_resid = 0;
biodone(iobuf);
ips_start_io_request(dsc->sc);
}
/* ipsd_finish is called to clean up and return a completed IO request */
void
ipsd_finish(struct bio *bio)
{
struct buf *bp = bio->bio_buf;
ipsdisk_softc_t *dsc;
dsc = bio->bio_driver_info;
if (bp->b_flags & B_ERROR) {
device_printf(dsc->dev, "iobuf error %d\n", bp->b_error);
} else {
bp->b_resid = 0;
}
devstat_end_transaction_buf(&dsc->stats, bp);
biodone(bio);
ips_start_io_request(dsc->sc);
}
static int
ipsd_strategy(struct dev_strategy_args *ap)
{
cdev_t dev = ap->a_head.a_dev;
struct bio *bio = ap->a_bio;
ipsdisk_softc_t *dsc;
dsc = dev->si_drv1;
DEVICE_PRINTF(8, dsc->dev, "in strategy\n");
bio->bio_driver_info = dsc;
devstat_start_transaction(&dsc->stats);
lockmgr(&dsc->sc->queue_lock, LK_EXCLUSIVE|LK_RETRY);
bioqdisksort(&dsc->sc->bio_queue, bio);
ips_start_io_request(dsc->sc);
lockmgr(&dsc->sc->queue_lock, LK_RELEASE);
return(0);
}
