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Mon, 26 Oct 2026 13:23:37 -0700 (PDT) Received: from sid-dev-env.cgrhrlrrq2nuffriizdlnb1x4b.xx.internal.cloudapp.net ([4.155.54.158]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-8a36bb29546sm1627846b3a.33.2026.10.26.13.23.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Oct 2026 13:23:36 -0700 (PDT) From: Siddharth Chintamaneni To: akpm@linux-foundation.org, hannes@cmpxchg.org Cc: david@kernel.org, mhocko@kernel.org, qi.zheng@linux.dev, shakeel.butt@linux.dev, ljs@kernel.org, kasong@tencent.com, baohua@kernel.org, axelrasmussen@google.com, yuanchu@google.com, weixugc@google.com, baoquan.he@linux.dev, baolin.wang@linux.alibaba.com, yuzhao@google.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, apais@microsoft.com, rlmenge@gmail.com, Siddharth Chintamaneni Subject: [PATCH v2 0/2] mm: multi-gen LRU: replace get_lruvec() with mem_cgroup_lruvec() Date: Mon, 26 Oct 2026 20:23:11 +0000 Message-ID: <20261026202313.63122-1-sidchintamaneni@gmail.com> X-Mailer: git-send-email 2.43.0 X-Archived-By: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 037E040005 X-Stat-Signature: ae351ejdpaeutouq3zzc8sojktqxbj5k X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_PASS,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Rspam-User: X-HE-Tag: 1793046219-923579 X-HE-Meta: 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 zPQQG+dJ 5cMDP1ScUtx11hV/aHlXeWkw0PQXlv2OPpTi5ulivG8G3DqIYUqPyCklLcWW1VGcf3463acUsy3+iZyvZrSGmk5oRNr2y8yKL7JPbc8Q6wuX/pHiX+WrmW1O3TiIwrQHSqbuOYG/d5XCCuZh76H2YPN1sNflv/ARYgjqXjKYFmGyZ8ugsG1msQGmDszU3Qs6fLXnOzI+ZcYko31ReTI5XPpXf6jhGZiB9P3Iy5aWg0Mhk/bbL+085MR8KT7CXejwvp9A6w4Ydv2fYjQQ6J8rDUNkKBlTISfyjn2qL/EGmk/PGuI+AmRxaw4dL040O0zDo0MBUqaOc9aqNSEReYeT4TJNYHvcF75LKwWT8vlu0jlaL45pLAXWfZc6S40KLWMk9WKI0XUJUS+/Y0GW2wFzmY8wrKasqLLlIS+s4L46XHKUYLyrwapDLvCZ0rQ== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 This series cleans up MGLRU's get_lruvec() helper in mm/vmscan.c. Patch 1 updates get_lruvec() to delegate to mem_cgroup_lruvec() rather than returning &pgdat->__lruvec directly when memcg is disabled on the kernel command line. Patch 2 removes get_lruvec() completely and replaces all 15 call sites with mem_cgroup_lruvec(). Siddharth Chintamaneni (2): mm: multi-gen LRU: use mem_cgroup_lruvec() in get_lruvec() mm: multi-gen LRU: remove get_lruvec() mm/vmscan.c | 50 +++++++++++++++----------------------------------- 1 file changed, 15 insertions(+), 35 deletions(-) -- 2.45.4