linux-hardening - Re: [PATCH v6 2/4] mseal: add mseal syscall

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Message-ID: <CABi2SkXrUm-oa7bZBxFGHdL6qknAeD0OkLio2vniJw=YgDXQaA@mail.gmail.com>
Date: Sat, 13 Jan 2024 19:48:46 -0800
From: Jeff Xu <jeffxu@...omium.org>
To: Kees Cook <keescook@...omium.org>
Cc: rdunlap@...radead.org, akpm@...ux-foundation.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: [PATCH v6 2/4] mseal: add mseal syscall

On Sat, Jan 13, 2024 at 11:48 AM Kees Cook <keescook@...omium.org> wrote:
>
> On Thu, Jan 11, 2024 at 11:41:39PM +0000, jeffxu@...omium.org wrote:
> > diff --git a/include/linux/mm.h b/include/linux/mm.h
> > index f5a97dec5169..345667583b03 100644
> > --- a/include/linux/mm.h
> > +++ b/include/linux/mm.h
> > @@ -30,6 +30,7 @@
> >  #include <linux/kasan.h>
> >  #include <linux/memremap.h>
> >  #include <linux/slab.h>
> > +#include <uapi/linux/mman.h>
>
> I think the arm64 build failure is from this include -- it's happening
> too early and some of the arm defines aren't available yet?
>
good point, I will try fixing it.
Thanks!
-Jeff

> -Kees
>
> --
> Kees Cook