Re: [PATCH v8 8/9] arch, mm: wire up memfd_secret system call were relevant

Mike Rapoport
2020-11-15T08:57:47Z

On Fri, Nov 13, 2020 at 12:25:08PM +0000, Catalin Marinas wrote:
> Hi Mike,
>
> On Tue, Nov 10, 2020 at 05:14:43PM +0200, Mike Rapoport wrote:
> > diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
> > index 6c1dcca067e0..c71c3fe0b6cd 100644
> > --- a/arch/arm64/include/asm/unistd32.h
> > +++ b/arch/arm64/include/asm/unistd32.h
> > @@ -891,6 +891,8 @@ __SYSCALL(__NR_faccessat2, sys_faccessat2)
> > __SYSCALL(__NR_process_madvise, sys_process_madvise)
> > #define __NR_watch_mount 441
> > __SYSCALL(__NR_watch_mount, sys_watch_mount)
> > +#define __NR_memfd_secret 442
> > +__SYSCALL(__NR_memfd_secret, sys_memfd_secret)
>
> arch/arm doesn't select ARCH_HAS_SET_DIRECT_MAP and doesn't support
> memfd_secret(), so I wouldn't add it to the compat layer.

Ok, I'll drop it.

> --
> Catalin

--
Sincerely yours,
Mike.