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Message-ID: <CAJD7tkYtKdLccKbFVoVo9DH8VtHHAXNMEz5D-Ww5jHhDy-QxbA@mail.gmail.com>
Date: Mon, 22 Jan 2024 23:42:04 -0800
From: Yosry Ahmed <yosryahmed@...gle.com>
To: Oliver Sang <oliver.sang@...el.com>
Cc: oe-lkp@...ts.linux.dev, lkp@...el.com, linux-kernel@...r.kernel.org, 
	Andrew Morton <akpm@...ux-foundation.org>, Johannes Weiner <hannes@...xchg.org>, 
	Domenico Cerasuolo <cerasuolodomenico@...il.com>, Shakeel Butt <shakeelb@...gle.com>, 
	Chris Li <chrisl@...nel.org>, Greg Thelen <gthelen@...gle.com>, 
	Ivan Babrou <ivan@...udflare.com>, Michal Hocko <mhocko@...nel.org>, 
	Michal Koutny <mkoutny@...e.com>, Muchun Song <muchun.song@...ux.dev>, 
	Roman Gushchin <roman.gushchin@...ux.dev>, Tejun Heo <tj@...nel.org>, 
	Waiman Long <longman@...hat.com>, Wei Xu <weixugc@...gle.com>, cgroups@...r.kernel.org, 
	linux-mm@...ck.org, ying.huang@...el.com, feng.tang@...el.com, 
	fengwei.yin@...el.com
Subject: Re: [linus:master] [mm] 8d59d2214c: vm-scalability.throughput -36.6% regression

> > Oliver, would you be able to test if the attached patch helps? It's
> > based on 8d59d2214c236.
>
> the patch failed to compile:
>
> build_errors:
>   - "mm/memcontrol.c:731:38: error: 'x' undeclared (first use in this function)"

Apologizes, apparently I sent the patch with some pending diff in my
tree that I hadn't committed. Please find a fixed patch attached.

Thanks.

Download attachment "0001-mm-memcg-optimize-parent-iteration-in-memcg_rstat_up.patch" of type "application/octet-stream" (4036 bytes)

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