On Sat, Mar 11, 2023 at 04:10:44PM +0800, WANG Xuerui wrote: > again, and making the loongarch FPU helpers GPL-only works for me. However > there's probably another question that Ruoyao pointed out: do we want to > mark the neon/altivec/s390x helpers GPL-only right away? IMO this particular > feature is not inherently arch-specific (the same would have to happen for > every arch with optionally enabled extra state and instructions, not limited > to FPU actually) so availability of such feature should preferably be made > symmetric over arches. In general we should, and all new code most. For existing code please contact the relevant maintainers first.