Re: [PATCH 4/5] RISC-V: Change variable type for 32-bit compatible

From: Zong Li
Date: Thu Jun 21 2018 - 11:19:38 EST


> > > - s64 offset = (void *)v - (void *)location;
> > > + uintptr_t offset = (void *)v - (void *)location;
> >
> > s64 is signed, uintptr is not, so this might change behavior and needs
> > an explanation.
> >
>
> Yes, it should be intptr_t. Thanks!

Correct, it should be ptrdiff_t. In kernel, there is no intptr_t definition.