On Mon, Mar 09, 2026 at 01:49:11PM +0000, Daniel P. Berrangé wrote: > On Mon, Mar 09, 2026 at 05:20:27AM -0400, Zhenzhong Duan wrote: > > We had 'x-scalable-mode' for more than 5 years and 'x-flts' for more than 1 > > year, it's fine to remove 'x-' now. > > I tried to look at history to understand why we used an 'x-' prefix to > begin with. There doesn't seem to have been a very compelling reason, > just a suggestion from Peter (cc'd) > > https://lists.nongnu.org/archive/html/qemu-devel/2019-02/msg02847.html
Yes, at that time scalable mode is at very early stage, and the ABI may be prone to change, hence the suggestion. I do have the gut feeling it's getting much more stable on the interface so it makes sense to remove x-. Thanks, -- Peter Xu
