linux-kernel - Re: [PATCH v2 0/3] ARM: Support KFENCE feature

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Date:   Thu, 4 Nov 2021 15:17:24 +0800
From:   Kefeng Wang <wangkefeng.wang@...wei.com>
To:     Marco Elver <elver@...gle.com>
CC:     Russell King <linux@...linux.org.uk>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        Alexander Potapenko <glider@...gle.com>,
        Dmitry Vyukov <dvyukov@...gle.com>
Subject: Re: [PATCH v2 0/3] ARM: Support KFENCE feature



On 2021/11/4 15:00, Marco Elver wrote:
> On Wed, 3 Nov 2021 at 14:26, Kefeng Wang <wangkefeng.wang@...wei.com> wrote:
>>
>> This patchset supports Kfence feature, tested the kfence_test on ARM QEMU
>> with or without ARM_LPAE and all passed.
>>
>> V2:
>> - drop patch4 in v1, which is used a new way to skip kfence test
>>    see commit c40c6e593bf9 ("kfence: test: fail fast if disabled at boot")
>> - fix some issue about NO MMU
>>    - drop useless set_memory_valid() under no mmu
>>    - fix implicit declaration of function ‘is_write_fault’ if no mmu
>> - make KFENCE depends on !XIP_KERNEL, no tested with xip
>>
>> v1:
>> https://lore.kernel.org/linux-arm-kernel/20210825092116.149975-1-wangkefeng.wang@huawei.com/
>>
>> Kefeng Wang (3):
>>    ARM: mm: Provide set_memory_valid()
>>    ARM: mm: Provide is_write_fault()
>>    ARM: Support KFENCE for ARM
> 
> Looks good to me.
> 
> Acked-by: Marco Elver <elver@...gle.com>

Thanks Marco.