From: Yosry Ahmed <yosryahmed@google.com>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Chen Ridong <chenridong@huaweicloud.com>,
akpm@linux-foundation.org, mhocko@kernel.org,
roman.gushchin@linux.dev, shakeel.butt@linux.dev,
muchun.song@linux.dev, davidf@vimeo.com, vbabka@suse.cz,
mkoutny@suse.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, cgroups@vger.kernel.org,
chenridong@huawei.com, wangweiyang2@huawei.com
Subject: Re: [PATCH v3 next 4/5] memcg: factor out stat(event)/stat_local(event_local) reading functions
Date: Fri, 17 Jan 2025 09:01:59 -0800 [thread overview]
Message-ID: <CAJD7tkYahASkO+4VkwSL0QnL3fFY4pgvnN84moip4tzLcvQ_yQ@mail.gmail.com> (raw)
In-Reply-To: <20250117165615.GF182896@cmpxchg.org>
On Fri, Jan 17, 2025 at 8:56 AM Johannes Weiner <hannes@cmpxchg.org> wrote:
>
> On Fri, Jan 17, 2025 at 01:46:44AM +0000, Chen Ridong wrote:
> > From: Chen Ridong <chenridong@huawei.com>
> >
> > The only difference between 'lruvec_page_state' and
> > 'lruvec_page_state_local' is that they read 'state' and 'state_local',
> > respectively. Factor out an inner functions to make the code more concise.
> > Do the same for reading 'memcg_page_stat' and 'memcg_events'.
> >
> > Signed-off-by: Chen Ridong <chenridong@huawei.com>
>
> bool parameters make for poor readability at the callsites :(
>
> With the next patch moving most of the duplication to memcontrol-v1.c,
> I think it's probably not worth refactoring this.
Arguably the duplication would now be across two different files,
making it more difficult to notice and keep the implementations in
sync.
next prev parent reply other threads:[~2025-01-17 17:02 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-17 1:46 [PATCH v3 next 0/5] Some cleanup for memcg Chen Ridong
2025-01-17 1:46 ` [PATCH v3 next 1/5] memcg: use OFP_PEAK_UNSET instead of -1 Chen Ridong
2025-01-17 16:47 ` Johannes Weiner
2025-01-17 1:46 ` [PATCH v3 next 2/5] memcg: call the free function when allocation of pn fails Chen Ridong
2025-01-17 16:47 ` Johannes Weiner
2025-01-17 1:46 ` [PATCH v3 next 3/5] memcg: factor out the replace_stock_objcg function Chen Ridong
2025-01-17 16:48 ` Johannes Weiner
2025-01-17 1:46 ` [PATCH v3 next 4/5] memcg: factor out stat(event)/stat_local(event_local) reading functions Chen Ridong
2025-01-17 16:56 ` Johannes Weiner
2025-01-17 17:01 ` Yosry Ahmed [this message]
2025-01-17 18:02 ` Johannes Weiner
2025-01-21 14:15 ` Chen Ridong
2025-01-24 4:23 ` Johannes Weiner
2025-01-24 7:42 ` Chen Ridong
2025-01-17 1:46 ` [PATCH v3 next 5/5] memcg: move the 'local' functions to memcontrol-v1.c Chen Ridong
2025-01-17 16:57 ` Johannes Weiner
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