diff options
| author | Maxim Levitsky <mlevitsk@redhat.com> | 2020-12-17 17:00:39 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-02-08 14:43:55 +0100 |
| commit | dec2bb14b8c4824c4d1da9df91b4dbe1bd89cf04 (patch) | |
| tree | 4822a1c5325aa26518f385b4c63ffb8bce8c4d77 | |
| parent | e0f7fc588d735f23b36fdaf16b6c81f804348cb0 (diff) | |
virtio-scsi: don't uninitialize queues that we didn't initialize
Count number of queues that we initialized and only deinitialize these that we
initialized successfully.
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20201217150040.906961-3-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | hw/scsi/virtio-scsi-dataplane.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/hw/scsi/virtio-scsi-dataplane.c b/hw/scsi/virtio-scsi-dataplane.c index b995bab3a2..2c83a0ab1f 100644 --- a/hw/scsi/virtio-scsi-dataplane.c +++ b/hw/scsi/virtio-scsi-dataplane.c @@ -126,6 +126,7 @@ int virtio_scsi_dataplane_start(VirtIODevice *vdev) { int i; int rc; + int vq_init_count = 0; BusState *qbus = qdev_get_parent_bus(DEVICE(vdev)); VirtioBusClass *k = VIRTIO_BUS_GET_CLASS(qbus); VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(vdev); @@ -153,17 +154,22 @@ int virtio_scsi_dataplane_start(VirtIODevice *vdev) if (rc) { goto fail_vrings; } + + vq_init_count++; rc = virtio_scsi_vring_init(s, vs->event_vq, 1, virtio_scsi_data_plane_handle_event); if (rc) { goto fail_vrings; } + + vq_init_count++; for (i = 0; i < vs->conf.num_queues; i++) { rc = virtio_scsi_vring_init(s, vs->cmd_vqs[i], i + 2, virtio_scsi_data_plane_handle_cmd); if (rc) { goto fail_vrings; } + vq_init_count++; } s->dataplane_starting = false; @@ -174,7 +180,7 @@ int virtio_scsi_dataplane_start(VirtIODevice *vdev) fail_vrings: aio_wait_bh_oneshot(s->ctx, virtio_scsi_dataplane_stop_bh, s); aio_context_release(s->ctx); - for (i = 0; i < vs->conf.num_queues + 2; i++) { + for (i = 0; i < vq_init_count; i++) { virtio_bus_set_host_notifier(VIRTIO_BUS(qbus), i, false); virtio_bus_cleanup_host_notifier(VIRTIO_BUS(qbus), i); } |