linux-kernel - Re: [PATCH mm v3 15/38] kasan: clean up metadata byte definitions

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Message-ID: <CAG_fn=U8LjS4yH=mGgvJu+AUOV=DgHaPDbTBFtf1LjxexWB8hg@mail.gmail.com>
Date:   Thu, 16 Dec 2021 11:52:30 +0100
From:   Alexander Potapenko <glider@...gle.com>
To:     andrey.konovalov@...ux.dev
Cc:     Marco Elver <elver@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Andrey Konovalov <andreyknvl@...il.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Andrey Ryabinin <ryabinin.a.a@...il.com>,
        kasan-dev@...glegroups.com, linux-mm@...ck.org,
        Vincenzo Frascino <vincenzo.frascino@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-arm-kernel@...ts.infradead.org,
        Peter Collingbourne <pcc@...gle.com>,
        Evgenii Stepanov <eugenis@...gle.com>,
        linux-kernel@...r.kernel.org,
        Andrey Konovalov <andreyknvl@...gle.com>
Subject: Re: [PATCH mm v3 15/38] kasan: clean up metadata byte definitions

On Mon, Dec 13, 2021 at 10:53 PM <andrey.konovalov@...ux.dev> wrote:
>
> From: Andrey Konovalov <andreyknvl@...gle.com>
>
> Most of the metadata byte values are only used for Generic KASAN.
>
> Remove KASAN_KMALLOC_FREETRACK definition for !CONFIG_KASAN_GENERIC
> case, and put it along with other metadata values for the Generic
> mode under a corresponding ifdef.
>
> Signed-off-by: Andrey Konovalov <andreyknvl@...gle.com>
Reviewed-by: Alexander Potapenko <glider@...gle.com>