virtio-scsi: Call bdrv_io_plug/bdrv_io_unplug in cmd request handling
Signed-off-by: Fam Zheng <famz@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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@ -488,6 +488,8 @@ bool virtio_scsi_handle_cmd_req_prepare(VirtIOSCSI *s, VirtIOSCSIReq *req)
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virtio_scsi_complete_cmd_req(req);
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virtio_scsi_complete_cmd_req(req);
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return false;
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return false;
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}
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}
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scsi_req_ref(req->sreq);
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bdrv_io_plug(d->conf.bs);
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return true;
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return true;
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}
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}
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@ -496,6 +498,8 @@ void virtio_scsi_handle_cmd_req_submit(VirtIOSCSI *s, VirtIOSCSIReq *req)
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if (scsi_req_enqueue(req->sreq)) {
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if (scsi_req_enqueue(req->sreq)) {
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scsi_req_continue(req->sreq);
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scsi_req_continue(req->sreq);
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}
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}
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bdrv_io_unplug(req->sreq->dev->conf.bs);
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scsi_req_unref(req->sreq);
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}
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}
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static void virtio_scsi_handle_cmd(VirtIODevice *vdev, VirtQueue *vq)
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static void virtio_scsi_handle_cmd(VirtIODevice *vdev, VirtQueue *vq)
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