On Wed, Dec 07, 2022 at 05:21:48AM -0500, Michael S. Tsirkin wrote: > Christoph you acked the spec patch adding this to virtio blk: > > Still not a fan of the encoding, but at least it is properly documented > now: > > Acked-by: Christoph Hellwig <hch@xxxxxx> > > Did you change your mind then? Or do you prefer a different encoding for > the ioctl then? could you help sugesting what kind? Well, it is good enough documented for a spec. I don't think it is a useful feature for Linux where virtio-blk is our minimum viable paravirtualized block driver.