Re: [PATCH 1/2] ARM: mm: Refactor __do_page_fault()

[Kefeng Wang <wangkefeng.wang@huawei.com>]

On 2021/6/1 22:31, Russell King (Oracle) 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.
Ok, will split it and send v2, thanks.
>