Re: [PATCH v2 09/18] mips: use simpler access_ok()

Arnd Bergmann
2022-02-23T09:27:13Z

On Wed, Feb 23, 2022 at 8:41 AM Thomas Bogendoerfer
<tsbogend@alpha.franken.de> wrote:
>
> On Wed, Feb 16, 2022 at 02:13:23PM +0100, Arnd Bergmann wrote:
> > diff --git a/arch/mips/include/asm/uaccess.h b/arch/mips/include/asm/uaccess.h
> > index db9a8e002b62..d7c89dc3426c 100644
> > --- a/arch/mips/include/asm/uaccess.h
> > +++ b/arch/mips/include/asm/uaccess.h
> > @@ -19,6 +19,7 @@
> > #ifdef CONFIG_32BIT
> >
> > #define __UA_LIMIT 0x80000000UL
> > +#define TASK_SIZE_MAX __UA_LIMIT
>
> using KSEG0 instead would IMHO be the better choice. This gives the
> chance to remove __UA_LIMIT completly after cleaning up ptrace.c

Ok, changed now.

Arnd