linux-kernel - Re: [PATCH 3/5] kasan: use unchecked _

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Message-ID: <CA+fCnZc+JVdxzfiaSon+0V6-5c7SsXv8pNUvjWsfiLPyvMr9Ow@mail.gmail.com>
Date:   Mon, 9 Oct 2023 21:50:06 +0200
From:   Andrey Konovalov <andreyknvl@...il.com>
To:     Marco Elver <elver@...gle.com>
Cc:     andrey.konovalov@...ux.dev,
        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,
        Andrey Konovalov <andreyknvl@...gle.com>
Subject: Re: [PATCH 3/5] kasan: use unchecked __memset internally

On Mon, Oct 9, 2023 at 10:46 AM Marco Elver <elver@...gle.com> wrote:
>
> On Fri, 6 Oct 2023 at 17:18, <andrey.konovalov@...ux.dev> wrote:
> >
> > From: Andrey Konovalov <andreyknvl@...gle.com>
> >
> > KASAN code is supposed to use the unchecked __memset implementation when
> > accessing its metadata.
> >
> > Change uses of memset to __memset in mm/kasan/.
> >
> > Signed-off-by: Andrey Konovalov <andreyknvl@...gle.com>
>
> Do we need a "Fixes" tag?

Good idea, let's add them:

Fixes: 59e6e098d1c1 ("kasan: introduce kasan_complete_mode_report_info")
Fixes: 3c5c3cfb9ef4 ("kasan: support backing vmalloc space with real
shadow memory")

> Reviewed-by: Marco Elver <elver@...gle.com>

Thanks!