Hi, Arnd, On Sat, Apr 30, 2022 at 5:50 PM Arnd Bergmann <arnd@xxxxxxxx> wrote: > > 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. It seems that "generic ticket spinlock" hasn't been merged in 5.18? Huacai > > Arnd