linux-kernel - Re: [PATCH v4] x86/mm/kasan: Teach KASAN about the cpu_entry

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Date:   Fri, 24 Nov 2017 11:26:31 -0800
From:   Andy Lutomirski <luto@...nel.org>
To:     Andrey Ryabinin <aryabinin@...tuozzo.com>
Cc:     Andy Lutomirski <luto@...nel.org>, X86 ML <x86@...nel.org>,
        Alexander Potapenko <glider@...gle.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        kasan-dev <kasan-dev@...glegroups.com>,
        Borislav Petkov <bpetkov@...e.de>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Brian Gerst <brgerst@...il.com>,
        Dave Hansen <dave.hansen@...el.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>
Subject: Re: [PATCH v4] x86/mm/kasan: Teach KASAN about the cpu_entry_area

On Fri, Nov 24, 2017 at 9:21 AM, Andrey Ryabinin
<aryabinin@...tuozzo.com> wrote:
> From: Andy Lutomirski <luto@...nel.org>
>
> The cpu_entry_area will contain stacks.  Make sure that KASAN has
> appropriate shadow mappings for them.

LGTM.  I'll update my tree, and Ingo can pick it up as a replacement
if he wants.