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AJvYcCXQbdnkkG+Jn8N+YncZRChEHTj366m2oFeBkhMoGFaVmq5MnpccgJQ2RaGYFW2zAUeJi39t7tkTbg==@kvack.org X-Gm-Message-State: AOJu0YzEJwTnZctClPppmOteEfcuFxamwy2u4/EuI6JVpd8ux1jqMayZ X4k99e2L6RU5pKaBn7vjYeZo5lT8ccYiOyMoWuHEt+AbyBi3SWsdtHETvC+j5W0gyl5JAQ1PWYq Pdtr4XVaue3JnzaipGsDN+rqp2q0no3smNaSkjQ== X-Gm-Gg: ASbGnctU7zohrm97cMBBGOXchZx/5JC5Bslb2fiveyUpQ8xH33PyEWf3ccQLkoGNo5H rumkf2l52XmgJi2iwDa/49sKe5QvLChatrEZHpS2a5p+xyka4/fwWQkIOLB3kiXxD/S6WeDEMgW 9CezpyxMvhj+4coJC2EpiN8B92/3lLF+jH6BqBqG5LrIW8WQ== X-Google-Smtp-Source: AGHT+IF32NbxgPLQ2pEgrkJHmhNMNMAllPkdXxAjWFiv5lA+YKb6EJH3HqZ8hTEr1BOtAd274vNsJg62NN9mIEXVPRg= X-Received: by 2002:a05:6512:2213:b0:549:9044:94a9 with SMTP id 2adb3069b0e04-54d6e635c59mr3110785e87.25.1745302727514; Mon, 21 Apr 2025 23:18:47 -0700 (PDT) MIME-Version: 1.0 References: <65181f7745d657d664d833c26d8a94cae40538b9.1745225696.git.hezhongkun.hzk@bytedance.com> In-Reply-To: From: Zhongkun He Date: Tue, 22 Apr 2025 14:18:10 +0800 X-Gm-Features: ATxdqUGSiKYz7-DBCcl-vn5QD0jxOKI-QTRnLo_Cb8Oqzykd2WgsUo_H5ecwSUg Message-ID: Subject: Re: [External] Re: [PATCH V4 3/4] mm: add max swappiness arg to lru_gen for anonymous memory only To: Muchun Song Cc: akpm@linux-foundation.org, hannes@cmpxchg.org, mhocko@suse.com, yosry.ahmed@linux.dev, yuzhao@google.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Stat-Signature: tty48zxbyumycm36dc91fdn1orqrj34p X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 4DB70A0002 X-Rspam-User: X-HE-Tag: 1745302729-567892 X-HE-Meta: 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 L79wzvk4 QA2rLdOrnAc6WpdQo+x6LXHegFVZZAnBNGMt39rjF9BhPyAAMXDFUqFZyJr25ozpjsjcK4s5bjZeBaOTsUoVf7TYK29A5+jXPNDWpa856PUDsdlaKca48OfSdlMRcgtEaL32ShB5+ySJkHL/YNC4xuDHRYoXsxM0hGxr4YOTTZP1Wlr+ncePacJMiab3YP0wQzUu3wqSHo33W1WjiihzE/wRCm0MXckVOxP9zqb4E3sHXeC4caan7/ULQ5TfCyqHBRhtonhgq0rk0HU3DygJQ6HdQ7HPjXSiViXJLa1t3U/z5n5I/qd/LSplF0w== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Apr 21, 2025 at 5:36=E2=80=AFPM Muchun Song = wrote: > > > > > On Apr 21, 2025, at 17:13, Zhongkun He w= rote: > > > > The MGLRU already supports reclaiming only from anonymous memory > > via the /sys/kernel/debug/lru_gen interface. Now, memory.reclaim > > also supports the swappiness=3Dmax parameter to enable reclaiming > > solely from anonymous memory. To unify the semantics of proactive > > reclaiming from anonymous folios, the max parameter is introduced. > > > > Signed-off-by: Zhongkun He > > Acked-by: Muchun Song > Thanks. > Thanks. >