> What I worry about is that down the road we might want to add > special meaning to currently unused values. > If doing that just clears VIRTIO_BLK_F_SECURE_ERASE then > we have forward compatibility. If it fails probe then we > won't be able to do use these values.
They are not exactly unused, we are using them to calculate the "discard sector alignment" and the "max discard sectors" values. The values are even used directly if VIRTIO_BLK_F_DISCARD is not negotiated. _______________________________________________ Virtualization mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/virtualization
