linux-kernel - Re: [RFC v3 5/7] mm/damon-test: Add kunit test case for regions age accounting

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Message-ID: <CAFd5g45-=8Qykkziy4mhMW+ZM4xqA1xnHJLGVveg=eGSC92=Nw@mail.gmail.com>
Date:   Tue, 25 Feb 2020 11:02:10 -0800
From:   Brendan Higgins <brendanhiggins@...gle.com>
To:     SeongJae Park <sjpark@...zon.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        SeongJae Park <sjpark@...zon.de>, aarcange@...hat.com,
        acme@...nel.org, alexander.shishkin@...ux.intel.com,
        amit@...nel.org, brendan.d.gregg@...il.com, cai@....pw,
        Colin King <colin.king@...onical.com>,
        Jonathan Corbet <corbet@....net>, dwmw@...zon.com,
        jolsa@...hat.com, kirill@...temov.name,
        Mark Rutland <mark.rutland@....com>, mgorman@...e.de,
        minchan@...nel.org, mingo@...hat.com, namhyung@...nel.org,
        Peter Zijlstra <peterz@...radead.org>,
        Randy Dunlap <rdunlap@...radead.org>,
        David Rientjes <rientjes@...gle.com>,
        Steven Rostedt <rostedt@...dmis.org>, shuah <shuah@...nel.org>,
        SeongJae Park <sj38.park@...il.com>, vbabka@...e.cz,
        vdavydov.dev@...il.com, yang.shi@...ux.alibaba.com,
        ying.huang@...el.com, linux-mm@...ck.org,
        "open list:DOCUMENTATION" <linux-doc@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [RFC v3 5/7] mm/damon-test: Add kunit test case for regions age accounting

On Tue, Feb 25, 2020 at 2:25 AM SeongJae Park <sjpark@...zon.com> wrote:
>
> From: SeongJae Park <sjpark@...zon.de>
>
> After merges of regions, each region should know their last shape in
> proper way to measure the changes from the last modification and reset
> the age if the changes are significant.  This commit adds kunit test
> cases checking whether the regions are knowing their last shape properly
> after merges of regions.
>
> Signed-off-by: SeongJae Park <sjpark@...zon.de>

Reviewed-by: Brendan Higgins <brendanhiggins@...gle.com>