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SubjectRe: [PATCH 1/2] ARM: mm: Refactor __do_page_fault()
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On 2023/6/2 17:51, Ard Biesheuvel wrote:
> On Fri, 2 Jun 2023 at 11:49, Ard Biesheuvel <ardb@kernel.org> wrote:
>>
>> On Tue, 1 Jun 2021 at 16:32, Russell King (Oracle)
>> <linux@armlinux.org.uk> wrote:
>>>
>>> On Sat, May 29, 2021 at 11:41:37AM +0800, Kefeng Wang wrote:
>>>> 1. cleanup access_error(), make vma flags set and check into
>>>> __do_page_fault() and do_page_fault() directly.
>>>>
>>>> 2. drop fsr and task argument, instead, using vm_flags in
>>>> __do_page_fault().
>>>>
>>>> 3. cleans up the multiple goto statements in __do_page_fault().
>>>>
>>>> 4. use current->mm directly in do_page_fault().
>>>>
>>>> Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
>>>
>>> This patch is a really good example of something that is very difficult
>>> to review and see that there are no unintended changes.
>>>
>>> Many people have complained about my patches, where I create a series of
>>> many patches where each patch does exactly _one_ simple transformation to
>>> the code. This is a good example _why_ I do that - a step by step single
>>> transformation approach is way easier to review.
>>>
>>> Sorry, but I'm not able to sensibly review this patch, and therefore
>>> I won't apply it. Please split it into smaller changes.
>>>
>>
>> Agreed. If your commit message contains an enumeration of things the
>> patch does, it is a very strong hint that each of those things needs
>> to be a separate patch if at all possible.

Yes, already split it and the new version is merged,
>
> Also, apologies for digging up this 2 year old thread :-) I did so
> unintentionally.

Never mind, thank for all kind of reviews :)
>
> (Somehow, it turned up as new/unread in my LAKML folder)


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