linux-kernel - Re: [PATCH V2 2/2] mm/damon/lru_sort: Remove struct of damon_lru_sort_ram_walk

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Message-ID: <5bc7f671-ad41-6a0c-535e-861b130992d9@linux.alibaba.com>
Date:   Fri, 19 Aug 2022 09:56:53 +0800
From:   haoxin <xhao@...ux.alibaba.com>
To:     SeongJae Park <sj@...nel.org>
Cc:     akpm@...ux-foundation.org, damon@...ts.linux.dev,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2 2/2] mm/damon/lru_sort: Remove struct of
 damon_lru_sort_ram_walk_arg


在 2022/8/19 上午1:23, SeongJae Park 写道:
> Hi Xin,
>
> On Thu, 18 Aug 2022 18:57:32 +0800 Xin Hao <xhao@...ux.alibaba.com> wrote:
>
>> The struct of 'damon_lru_sort_ram_walk_arg' is the same with struct of
>> 'damon_addr_range', so, there no need to redefine it, just use struct of
>> 'damon_addr_range' instead.
> Reducing code is always good, thanks.  However, I think the type of the 'start'
> and 'end' fields of 'struct damon_addr_range' might be changed in a future.
OK,  get it.
> It's very unlikely, though.  Also, we might add some more fields to the struct
> in a future.  After all, the purpose of 'struct damon_addr_range' is not saving
> the 'start' and 'end' fields of 'struct resource'.  I'd like to avoid making
> any possible dependency here, sorry.
>
>
> Thanks,
> SJ
>
> [...]