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Message-ID: <20160621143802.GB14542@e104818-lin.cambridge.arm.com>
Date: Tue, 21 Jun 2016 15:38:03 +0100
From: Catalin Marinas <catalin.marinas@....com>
To: Yang Shi <yang.shi@...aro.org>
Cc: aryabinin@...tuozzo.com, will.deacon@....com, mark.rutland@....com,
linux-mm@...ck.org, linaro-kernel@...ts.linaro.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [v3 PATCH] arm64: kasan: instrument user memory access API
On Wed, Jun 08, 2016 at 02:40:56PM -0700, Yang Shi wrote:
> The upstream commit 1771c6e1a567ea0ba2cccc0a4ffe68a1419fd8ef
> ("x86/kasan: instrument user memory access API") added KASAN instrument to
> x86 user memory access API, so added such instrument to ARM64 too.
>
> Define __copy_to/from_user in C in order to add kasan_check_read/write call,
> rename assembly implementation to __arch_copy_to/from_user.
>
> Tested by test_kasan module.
>
> Acked-by: Andrey Ryabinin <aryabinin@...tuozzo.com>
> Reviewed-by: Mark Rutland <mark.rutland@....com>
> Tested-by: Mark Rutland <mark.rutland@....com>
> Signed-off-by: Yang Shi <yang.shi@...aro.org>
Queued for 4.8. Thanks.
--
Catalin
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