linux-hardening - Re: [RFC PATCH v5 1/4] mseal: Wire up mseal syscall

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Date: Tue, 9 Jan 2024 21:10:30 -0800
From: Jeff Xu <jeffxu@...omium.org>
To: Geert Uytterhoeven <geert@...ux-m68k.org>
Cc: akpm@...ux-foundation.org, keescook@...omium.org, jannh@...gle.com, 
	sroettger@...gle.com, willy@...radead.org, gregkh@...uxfoundation.org, 
	torvalds@...ux-foundation.org, usama.anjum@...labora.com, jeffxu@...gle.com, 
	jorgelo@...omium.org, groeck@...omium.org, linux-kernel@...r.kernel.org, 
	linux-kselftest@...r.kernel.org, linux-mm@...ck.org, pedro.falcato@...il.com, 
	dave.hansen@...el.com, linux-hardening@...r.kernel.org, deraadt@...nbsd.org
Subject: Re: [RFC PATCH v5 1/4] mseal: Wire up mseal syscall

On Tue, Jan 9, 2024 at 10:32 AM Geert Uytterhoeven <geert@...ux-m68k.org> wrote:
>
> Hi Jeff,
>
> On Tue, Jan 9, 2024 at 4:46 PM <jeffxu@...omium.org> wrote:
> > From: Jeff Xu <jeffxu@...omium.org>
> >
> > Wire up mseal syscall for all architectures.
> >
> > Signed-off-by: Jeff Xu <jeffxu@...omium.org>
>
> Thanks for the update!
>
> > --- a/arch/m68k/kernel/syscalls/syscall.tbl
> > +++ b/arch/m68k/kernel/syscalls/syscall.tbl
> > @@ -456,3 +456,4 @@
> >  454    common  futex_wake                      sys_futex_wake
> >  455    common  futex_wait                      sys_futex_wait
> >  456    common  futex_requeue                   sys_futex_requeue
> > +457    common  mseal                           sys_mseal
>
> In the meantime, 457 and 458 are already taken by statmount() and
> listmount():
>
Thanks! I will adjust that in the next version.
-Jeff




-Jeff

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/m68k/kernel/syscalls/syscall.tbl#n459
>
> Gr{oetje,eeting}s,
>
>                         Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                 -- Linus Torvalds