On Wed, May 19, 2021 at 01:48:23PM +0800, Guo Ren wrote: > The patchset just leaves a configuration chance for vendors. Before > RISC-V ISA fixes it, we should give the chance to let vendor solve > their real chip issues. No. The vendors need to work to get a feature standardized before implementing it. There is other way to have a sane kernel build that supports all the different SOCs.