linux-kernel - Re: [PATCH 1/2] testing/selftests: Add tests for the is_signed

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Date:   Wed, 31 Aug 2022 10:53:50 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Bart Van Assche <bvanassche@....org>
Cc:     Isabella Basso <isabbasso@...eup.net>,
        kernel list <linux-kernel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Arnd Bergmann <arnd@...db.de>,
        Dan Williams <dan.j.williams@...el.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Ingo Molnar <mingo@...hat.com>,
        "Jason A. Donenfeld" <Jason@...c4.com>,
        Josh Poimboeuf <jpoimboe@...nel.org>,
        Luc Van Oostenryck <luc.vanoostenryck@...il.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Sander Vanheule <sander@...nheule.net>,
        Steven Rostedt <rostedt@...dmis.org>,
        Vlastimil Babka <vbabka@...e.cz>,
        Yury Norov <yury.norov@...il.com>
Subject: Re: [PATCH 1/2] testing/selftests: Add tests for the
 is_signed_type() macro

On Mon, Aug 29, 2022 at 08:30:54PM -0700, Bart Van Assche wrote:
> On 8/29/22 19:33, Isabella Basso wrote:
> > > +#include <kunit/test.h>
> > > +#include <linux/overflow.h>
> > 
> > Nit: I don’t know if that makes a huge difference but you might include
> > `<linux/compiler.h>` directly to make the final object smaller. Of course, that
> > would ideally be a change happening in 2/2 but that was already merged :).
> 
> Right, that could have been done in patch 2/2 but I think this can also be
> done as a follow-up patch. I'm not sure what Kees prefers?

A follow-up would be easier for me. And perhaps could include Rasmus's
suggestions too?

-- 
Kees Cook