linux-kernel - Re: [PATCH v2] kasan: simplify and clarify Makefile

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <CANiq72=EoDbhyUXaLqdgkDEQNJoXQHWNdBnAmC5uzHCxBrJ+Tw@mail.gmail.com>
Date: Mon, 16 Sep 2024 18:14:47 +0200
From: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To: andrey.konovalov@...ux.dev
Cc: Marco Elver <elver@...gle.com>, Matthew Maurer <mmaurer@...gle.com>, 
	Miguel Ojeda <ojeda@...nel.org>, Andrey Konovalov <andreyknvl@...il.com>, 
	Alexander Potapenko <glider@...gle.com>, Dmitry Vyukov <dvyukov@...gle.com>, 
	Andrey Ryabinin <ryabinin.a.a@...il.com>, kasan-dev@...glegroups.com, 
	Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] kasan: simplify and clarify Makefile

On Wed, Aug 14, 2024 at 6:11 PM <andrey.konovalov@...ux.dev> wrote:
>
> When KASAN support was being added to the Linux kernel, GCC did not yet
> support all of the KASAN-related compiler options. Thus, the KASAN
> Makefile had to probe the compiler for supported options.
>
> Nowadays, the Linux kernel GCC version requirement is 5.1+, and thus we
> don't need the probing of the -fasan-shadow-offset parameter: it exists in
> all 5.1+ GCCs.
>
> Simplify the KASAN Makefile to drop CFLAGS_KASAN_MINIMAL.
>
> Also add a few more comments and unify the indentation.
>
> Signed-off-by: Andrey Konovalov <andreyknvl@...il.com>

Applied to `rust-next` for the Rust KASAN patch series. Thanks everyone!

(Andrew is also carrying it, but we agreed to do that).

Cheers,
Miguel