On Mon, Oct 21, 2019 at 08:19:59AM +0000, Liu, Changpeng wrote: > There is some logic in vhost_user_blk_handle_output() for now, it's not empty > as vhost-user-scsi.
The purpose of the vhost_user_blk_handle_output() code is to deal with legacy drivers that violate the VIRTIO spec by accessing virtqueues before VIRTIO Device Initialization is complete. It needs to stay. The patch I posted should work together with vhost_user_blk_handle_output() though and handle the case that Felipe discovered. Stefan
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