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Re: [v2 PATCH] arm64: kasan: instrument user memory access API

From Andrey Ryabinin <aryabinin@virtuozzo.com>
Newsgroups linux.kernel
Subject Re: [v2 PATCH] arm64: kasan: instrument user memory access API
Date 2016-05-30 10:30 +0200
Message-ID <rEqKe-1Gi-23@gated-at.bofh.it> (permalink)
References <rDxuq-b0-9@gated-at.bofh.it>
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On 05/28/2016 12:01 AM, 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.
> 
> Signed-off-by: Yang Shi <yang.shi@linaro.org>
> 

Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com>

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[v2 PATCH] arm64: kasan: instrument user memory access API Yang Shi <yang.shi@linaro.org> - 2016-05-27 23:30 +0200
  Re: [v2 PATCH] arm64: kasan: instrument user memory access API Andrey Ryabinin <aryabinin@virtuozzo.com> - 2016-05-30 10:30 +0200

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