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Date: Thu, 1 Oct 2020 22:48:03 +0300
From: Alexander Popov <alex.popov@...ux.com>
To: Alexander Potapenko <glider@...gle.com>
Cc: Kees Cook <keescook@...omium.org>, Jann Horn <jannh@...gle.com>,
Will Deacon <will@...nel.org>, Andrey Ryabinin <aryabinin@...tuozzo.com>,
Dmitry Vyukov <dvyukov@...gle.com>, Christoph Lameter <cl@...ux.com>,
Pekka Enberg <penberg@...nel.org>, David Rientjes <rientjes@...gle.com>,
Joonsoo Kim <iamjoonsoo.kim@....com>,
Andrew Morton <akpm@...ux-foundation.org>,
Masahiro Yamada <masahiroy@...nel.org>,
Masami Hiramatsu <mhiramat@...nel.org>, Steven Rostedt
<rostedt@...dmis.org>, Peter Zijlstra <peterz@...radead.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
Patrick Bellasi <patrick.bellasi@....com>,
David Howells <dhowells@...hat.com>, Eric Biederman <ebiederm@...ssion.com>,
Johannes Weiner <hannes@...xchg.org>, Laura Abbott <labbott@...hat.com>,
Arnd Bergmann <arnd@...db.de>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Daniel Micay <danielmicay@...il.com>,
Andrey Konovalov <andreyknvl@...gle.com>,
Matthew Wilcox <willy@...radead.org>, Pavel Machek <pavel@...x.de>,
Valentin Schneider <valentin.schneider@....com>,
kasan-dev <kasan-dev@...glegroups.com>,
Linux Memory Management List <linux-mm@...ck.org>,
Kernel Hardening <kernel-hardening@...ts.openwall.com>,
LKML <linux-kernel@...r.kernel.org>, notify@...nel.org
Subject: Re: [PATCH RFC v2 2/6] mm/slab: Perform init_on_free earlier
On 30.09.2020 15:50, Alexander Potapenko wrote:
> On Tue, Sep 29, 2020 at 8:35 PM Alexander Popov <alex.popov@...ux.com> wrote:
>>
>> Currently in CONFIG_SLAB init_on_free happens too late, and heap
>> objects go to the heap quarantine being dirty. Lets move memory
>> clearing before calling kasan_slab_free() to fix that.
>>
>> Signed-off-by: Alexander Popov <alex.popov@...ux.com>
> Reviewed-by: Alexander Potapenko <glider@...gle.com>
Thanks for the review, Alexander!
Do you have any idea how this patch series relates to Memory Tagging support
that is currently developed?
Best regards,
Alexander
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