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Thu, 04 Dec 2025 10:34:38 -0800 (PST) Date: Thu, 4 Dec 2025 13:34:37 -0500 From: Johannes Weiner To: Chen Ridong Cc: akpm@linux-foundation.org, axelrasmussen@google.com, yuanchu@google.com, weixugc@google.com, david@kernel.org, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, mhocko@suse.com, corbet@lwn.net, roman.gushchin@linux.dev, shakeel.butt@linux.dev, muchun.song@linux.dev, yuzhao@google.com, zhengqi.arch@bytedance.com, linux-mm@kvack.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, lujialin4@huawei.com, chenridong@huawei.com Subject: Re: [RFC PATCH -next 2/2] mm/mglru: remove memcg lru Message-ID: <20251204183437.GB481418@cmpxchg.org> References: <20251204123124.1822965-1-chenridong@huaweicloud.com> <20251204123124.1822965-3-chenridong@huaweicloud.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251204123124.1822965-3-chenridong@huaweicloud.com> On Thu, Dec 04, 2025 at 12:31:24PM +0000, Chen Ridong wrote: > From: Chen Ridong > > Now that the previous patch has switched global reclaim to use > mem_cgroup_iter, the specialized memcg LRU infrastructure is no longer > needed. This patch removes all related code: > > Signed-off-by: Chen Ridong Looks good to me! Acked-by: Johannes Weiner > --- > Documentation/mm/multigen_lru.rst | 30 ------ > include/linux/mmzone.h | 89 ----------------- > mm/memcontrol-v1.c | 6 -- > mm/memcontrol.c | 4 - > mm/mm_init.c | 1 - > mm/vmscan.c | 153 +----------------------------- > 6 files changed, 1 insertion(+), 282 deletions(-)