On Tue, Mar 20, 2018 at 03:54:53PM +0800, Arnd Bergmann wrote: > We generally assume that any upstream kernel ABI cannot be changed, so this > has to be changed before the code gets merged upstream. > > You can obviously maintain the old and the new ABI in parallel for a while, > until the libc supports the new ABI, but you can't do that in the patches > you send for integration. > > This is more important for the list of system calls, but when you change > the ABI, it should be changed all at once. Ok, follow the rules. I will modify uclibc-ng and glibc now.