diff options
Diffstat (limited to 'hw/virtio-scsi.c')
| -rw-r--r-- | hw/virtio-scsi.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/hw/virtio-scsi.c b/hw/virtio-scsi.c index b54c7895fc..7d546f6ca7 100644 --- a/hw/virtio-scsi.c +++ b/hw/virtio-scsi.c @@ -204,7 +204,7 @@ static void virtio_scsi_bad_req(void) static void qemu_sgl_init_external(QEMUSGList *qsgl, struct iovec *sg, hwaddr *addr, int num) { - memset(qsgl, 0, sizeof(*qsgl)); + qemu_sglist_init(qsgl, num, &dma_context_memory); while (num--) { qemu_sglist_add(qsgl, *(addr++), (sg++)->iov_len); } @@ -596,6 +596,10 @@ static void virtio_scsi_push_event(VirtIOSCSI *s, SCSIDevice *dev, VirtIOSCSIEvent *evt; int in_size; + if (!(s->vdev.status & VIRTIO_CONFIG_S_DRIVER_OK)) { + return; + } + if (!req) { s->events_dropped = true; return; @@ -648,7 +652,6 @@ static void virtio_scsi_change(SCSIBus *bus, SCSIDevice *dev, SCSISense sense) VirtIOSCSI *s = container_of(bus, VirtIOSCSI, bus); if (((s->vdev.guest_features >> VIRTIO_SCSI_F_CHANGE) & 1) && - (s->vdev.status & VIRTIO_CONFIG_S_DRIVER_OK) && dev->type != TYPE_ROM) { virtio_scsi_push_event(s, dev, VIRTIO_SCSI_T_PARAM_CHANGE, sense.asc | (sense.ascq << 8)); @@ -659,8 +662,7 @@ static void virtio_scsi_hotplug(SCSIBus *bus, SCSIDevice *dev) { VirtIOSCSI *s = container_of(bus, VirtIOSCSI, bus); - if (((s->vdev.guest_features >> VIRTIO_SCSI_F_HOTPLUG) & 1) && - (s->vdev.status & VIRTIO_CONFIG_S_DRIVER_OK)) { + if ((s->vdev.guest_features >> VIRTIO_SCSI_F_HOTPLUG) & 1) { virtio_scsi_push_event(s, dev, VIRTIO_SCSI_T_TRANSPORT_RESET, VIRTIO_SCSI_EVT_RESET_RESCAN); } |