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From: Lecopzer Chen <lecopzer.chen@mediatek.com>
To: <linus.walleij@linaro.org>
Cc: <andreyknvl@gmail.com>, <anshuman.khandual@arm.com>,
	<ardb@kernel.org>, <arnd@arndb.de>, <dvyukov@google.com>,
	<geert+renesas@glider.be>, <glider@google.com>,
	<kasan-dev@googlegroups.com>, <lecopzer.chen@mediatek.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <linux@armlinux.org.uk>,
	<lukas.bulwahn@gmail.com>, <mark.rutland@arm.com>,
	<masahiroy@kernel.org>, <matthias.bgg@gmail.com>,
	<rmk+kernel@armlinux.org.uk>, <ryabinin.a.a@gmail.com>,
	<yj.chiang@mediatek.com>
Subject: Re: [PATCH v5 0/2] arm: kasan: support CONFIG_KASAN_VMALLOC
Date: Wed, 27 Apr 2022 22:33:49 +0800	[thread overview]
Message-ID: <20220427143349.15651-1-lecopzer.chen@mediatek.com> (raw)
In-Reply-To: <CACRpkda_hpTVxKftKBqRvBtC-KN8c9NWHFJDV10TN4JOR7CQCw@mail.gmail.com>

> On Wed, Apr 27, 2022 at 11:59 AM Lecopzer Chen
> <lecopzer.chen@mediatek.com> wrote:
> 
> > Since the framework of KASAN_VMALLOC is well-developed,
> > It's easy to support for ARM that simply not to map shadow of VMALLOC
> > area on kasan_init.
> >
> > Since the virtual address of vmalloc for Arm is also between
> > MODULE_VADDR and 0x100000000 (ZONE_HIGHMEM), which means the shadow
> > address has already included between KASAN_SHADOW_START and
> > KASAN_SHADOW_END.
> > Thus we need to change nothing for memory map of Arm.
> >
> > This can fix ARM_MODULE_PLTS with KASan, support KASan for higmem
> > and support CONFIG_VMAP_STACK with KASan.
> 
> Excellent Lecopzer,
> 
> can you put these patches into Russell's patch tracker so he can pick them?
> https://www.armlinux.org.uk/developer/patches/
> 
> Yours,
> Linus Walleij


I've added
9202/1 	kasan: support CONFIG_KASAN_VMALLOC
9203/1 	kconfig: fix MODULE_PLTS for KASAN with KASAN_VMALLOC

Thank you very much

BRs,
Lecopzer

      reply	other threads:[~2022-04-27 14:34 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-27  9:59 Lecopzer Chen
2022-04-27  9:59 ` [PATCH v5 1/2] " Lecopzer Chen
2022-04-27  9:59 ` [PATCH v5 2/2] arm: kconfig: fix MODULE_PLTS for KASAN with KASAN_VMALLOC Lecopzer Chen
2022-04-27 13:01 ` [PATCH v5 0/2] arm: kasan: support CONFIG_KASAN_VMALLOC Linus Walleij
2022-04-27 14:33   ` Lecopzer Chen [this message]

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