On Sat, Jan 29, 2022 at 1:17 PM <guoren@xxxxxxxxxx> wrote: > + > +#define COMPAT_RLIM_INFINITY 0x7fffffff > > +#define F_GETLK64 12 > +#define F_SETLK64 13 > +#define F_SETLKW64 14 These now come from the generic definitions I think. The flock definitions are just the normal ones, and AFAICT the RLIM_INIFINITY definition here is actually wrong and should be the default 0xffffffffu to match the native (~0UL) definition. Arnd