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Date: Wed, 11 Nov 2020 19:54:49 +0100
From: Andrey Konovalov <andreyknvl@...gle.com>
To: Alexander Potapenko <glider@...gle.com>
Cc: Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will.deacon@....com>,
Vincenzo Frascino <vincenzo.frascino@....com>,
Dmitry Vyukov <dvyukov@...gle.com>,
Andrey Ryabinin <aryabinin@...tuozzo.com>,
Marco Elver <elver@...gle.com>,
Evgenii Stepanov <eugenis@...gle.com>,
Branislav Rankov <Branislav.Rankov@....com>,
Kevin Brodsky <kevin.brodsky@....com>,
Andrew Morton <akpm@...ux-foundation.org>,
kasan-dev <kasan-dev@...glegroups.com>,
Linux ARM <linux-arm-kernel@...ts.infradead.org>,
Linux Memory Management List <linux-mm@...ck.org>,
LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v9 43/44] kasan: add documentation for hardware tag-based mode
On Wed, Nov 11, 2020 at 5:57 PM Alexander Potapenko <glider@...gle.com> wrote:
>
> On Tue, Nov 10, 2020 at 11:12 PM Andrey Konovalov <andreyknvl@...gle.com> wrote:
> >
> > Add documentation for hardware tag-based KASAN mode and also add some
> > clarifications for software tag-based mode.
> >
> > Signed-off-by: Andrey Konovalov <andreyknvl@...gle.com>
> > Signed-off-by: Vincenzo Frascino <vincenzo.frascino@....com>
> > Reviewed-by: Marco Elver <elver@...gle.com>
> > ---
> > Change-Id: Ib46cb444cfdee44054628940a82f5139e10d0258
>
> > +
> > +Software tag-based KASAN currently only supports tagging of slab memory.
>
> I think the reader may confuse "slab memory" here with "memory
> returned by SLAB" (as opposed to SLUB).
> Maybe "heap memory" is less ambiguous?
I think heap memory isn't widely used in the kernel context. But I'll
clarify this part in v10, thanks!
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