On Tue, Jan 29, 2019 at 09:36:08PM -0500, Michael S. Tsirkin wrote: > This has been discussed ad nauseum. virtio is all about compatibility. > Losing a couple of lines of code isn't worth breaking working setups. > People that want "just use DMA API no tricks" now have the option. > Setting a flag in a feature bit map is literally a single line > of code in the hypervisor. So stop pushing for breaking working > legacy setups and just fix it in the right place. I agree with the legacy aspect. What I am missing is an extremely strong wording that says you SHOULD always set this flag for new hosts, including an explanation why. _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization