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Add unmapped IO support to virtio_scsi(4)

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This commit is contained in:
bryanv 2014-01-13 04:46:48 +00:00
parent 841c25608b
commit 794929e7d2
1 changed files with 4 additions and 1 deletions
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5
sys/dev/virtio/scsi/virtio_scsi.c
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@ -878,7 +878,7 @@ vtscsi_cam_path_inquiry(struct vtscsi_softc *sc, struct cam_sim *sim,
cpi->version_num = 1;
cpi->hba_inquiry = PI_TAG_ABLE;
cpi->target_sprt = 0;
cpi->hba_misc = PIM_SEQSCAN;
cpi->hba_misc = PIM_SEQSCAN | PIM_UNMAPPED;
if (vtscsi_bus_reset_disable != 0)
cpi->hba_misc |= PIM_NOBUSRESET;
cpi->hba_eng_cnt = 0;
@ -946,6 +946,9 @@ vtscsi_sg_append_scsi_buf(struct vtscsi_softc *sc, struct sglist *sg,
(vm_paddr_t) dseg->ds_addr, dseg->ds_len);
}
break;
case CAM_DATA_BIO:
error = sglist_append_bio(sg, (struct bio *) csio->data_ptr);
break;
default:
error = EINVAL;
break;