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-rw-r--r--hw/scsi/virtio-scsi.c27
1 files changed, 18 insertions, 9 deletions
diff --git a/hw/scsi/virtio-scsi.c b/hw/scsi/virtio-scsi.c
index 10fd687193..34bba35d83 100644
--- a/hw/scsi/virtio-scsi.c
+++ b/hw/scsi/virtio-scsi.c
@@ -420,6 +420,20 @@ static void virtio_scsi_handle_ctrl_req(VirtIOSCSI *s, VirtIOSCSIReq *req)
}
}
+static inline void virtio_scsi_acquire(VirtIOSCSI *s)
+{
+ if (s->ctx) {
+ aio_context_acquire(s->ctx);
+ }
+}
+
+static inline void virtio_scsi_release(VirtIOSCSI *s)
+{
+ if (s->ctx) {
+ aio_context_release(s->ctx);
+ }
+}
+
void virtio_scsi_handle_ctrl_vq(VirtIOSCSI *s, VirtQueue *vq)
{
VirtIOSCSIReq *req;
@@ -691,10 +705,7 @@ void virtio_scsi_push_event(VirtIOSCSI *s, SCSIDevice *dev,
return;
}
- if (s->dataplane_started) {
- assert(s->ctx);
- aio_context_acquire(s->ctx);
- }
+ virtio_scsi_acquire(s);
req = virtio_scsi_pop_req(s, vs->event_vq);
if (!req) {
@@ -730,9 +741,7 @@ void virtio_scsi_push_event(VirtIOSCSI *s, SCSIDevice *dev,
}
virtio_scsi_complete_req(req);
out:
- if (s->dataplane_started) {
- aio_context_release(s->ctx);
- }
+ virtio_scsi_release(s);
}
void virtio_scsi_handle_event_vq(VirtIOSCSI *s, VirtQueue *vq)
@@ -778,9 +787,9 @@ static void virtio_scsi_hotplug(HotplugHandler *hotplug_dev, DeviceState *dev,
if (blk_op_is_blocked(sd->conf.blk, BLOCK_OP_TYPE_DATAPLANE, errp)) {
return;
}
- aio_context_acquire(s->ctx);
+ virtio_scsi_acquire(s);
blk_set_aio_context(sd->conf.blk, s->ctx);
- aio_context_release(s->ctx);
+ virtio_scsi_release(s);
}