On Sat, Apr 30, 2022 at 11:05 AM Huacai Chen <chenhuacai@xxxxxxxxxxx> wrote: > +unsigned long __xchg_small(volatile void *ptr, unsigned long val, unsigned int size) > +{ > + u32 old32, mask, temp; > + volatile u32 *ptr32; > + unsigned int shift; > + > + /* Check that ptr is naturally aligned */ As discussed, please remove this function and all the references to it. Arnd