From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D2143D116E2 for ; Mon, 1 Dec 2025 08:14:28 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id CBE236B0010; Mon, 1 Dec 2025 03:14:27 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id C6E9F6B0022; Mon, 1 Dec 2025 03:14:27 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BABA46B0023; Mon, 1 Dec 2025 03:14:27 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id AA1176B0010 for ; Mon, 1 Dec 2025 03:14:27 -0500 (EST) Received: from smtpin17.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id BA8EF16068D for ; Mon, 1 Dec 2025 08:14:23 +0000 (UTC) X-FDA: 84170190006.17.413B7E3 Received: from mta20.hihonor.com (mta20.honor.com [81.70.206.69]) by imf01.hostedemail.com (Postfix) with ESMTP id B85EA40008 for ; Mon, 1 Dec 2025 08:14:20 +0000 (UTC) Authentication-Results: imf01.hostedemail.com; dkim=none; spf=pass (imf01.hostedemail.com: domain of wangzicheng@honor.com designates 81.70.206.69 as permitted sender) smtp.mailfrom=wangzicheng@honor.com; dmarc=pass (policy=none) header.from=honor.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1764576861; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=4W91DC4srourSKv6KoDRLsqHbZbIZMR8Hu3Xm+Wqip0=; b=Qd/XseaigB1KflRLvFWZGcLVsjvpV7z0H9u7pyqlpMYClMcwMYSq6W/f44TLug6CTw6KDe wnFgCt4ZjssiIzhJUEf0MkT4IRbhcI1mvLMMJDrD0SzTslM/2QwO7IoACI+B3Jt+U2xQQL X5dvCH4KzRRsMH1idQP+fYSXwvsapWQ= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1764576861; a=rsa-sha256; cv=none; b=WYtm6Lx4JFwYZeYtB4ThVjEBTwxVrBup0pn6Dp1udcDE2f4J8FQYO9HDtVD6mGGAhP6c1w hei7ErSdqOySw3vJwPugzDqJ1wkuiGL5iFFr6mY3R4ZTcJ5t1LMsmhFMCLt2ehYOfBhfqq D81Q9JCxA331lAbkzqQRhyt+yRVf0Tc= ARC-Authentication-Results: i=1; imf01.hostedemail.com; dkim=none; spf=pass (imf01.hostedemail.com: domain of wangzicheng@honor.com designates 81.70.206.69 as permitted sender) smtp.mailfrom=wangzicheng@honor.com; dmarc=pass (policy=none) header.from=honor.com Received: from w001.hihonor.com (unknown [10.68.25.235]) by mta20.hihonor.com (SkyGuard) with ESMTPS id 4dKc7W6jvzzYlt03; Mon, 1 Dec 2025 16:11:51 +0800 (CST) Received: from w002.hihonor.com (10.68.28.120) by w001.hihonor.com (10.68.25.235) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.27; Mon, 1 Dec 2025 16:14:14 +0800 Received: from w002.hihonor.com ([fe80::ef6f:d9c5:cf75:d4d3]) by w002.hihonor.com ([fe80::ef6f:d9c5:cf75:d4d3%14]) with mapi id 15.02.2562.027; Mon, 1 Dec 2025 16:14:14 +0800 From: wangzicheng To: Barry Song <21cnbao@gmail.com> CC: "Liam R. Howlett" , Matthew Wilcox , "akpm@linux-foundation.org" , "hannes@cmpxchg.org" , "david@redhat.com" , "axelrasmussen@google.com" , "yuanchu@google.com" , "mhocko@kernel.org" , "zhengqi.arch@bytedance.com" , "shakeel.butt@linux.dev" , "lorenzo.stoakes@oracle.com" , "weixugc@google.com" , "vbabka@suse.cz" , "rppt@kernel.org" , "surenb@google.com" , "mhocko@suse.com" , "corbet@lwn.net" , "linux-mm@kvack.org" , "linux-doc@vger.kernel.org" , "linux-kernel@vger.kernel.org" , wangtao , wangzhen 00021541 , "zhongjinji 00025326" , Kairui Song Subject: RE: [PATCH 0/3] mm/lru_gen: move lru_gen control interface from debugfs to procfs Thread-Topic: [PATCH 0/3] mm/lru_gen: move lru_gen control interface from debugfs to procfs Thread-Index: AQHcYBJK8KKXMResfEqv9fHMnnJz9rUHrbeAgAAP74CAA+3ugIAApiiQ//+VEACAAImM4A== Date: Mon, 1 Dec 2025 08:14:14 +0000 Message-ID: <66c62243a510421db938235a99a242bf@honor.com> References: <20251128025315.3520689-1-wangzicheng@honor.com> <86c62472b5874ea2833587f1847958df@honor.com> In-Reply-To: Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.163.18.229] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: B85EA40008 X-Stat-Signature: p546hbwyw6k5d86qmsksduqsbhfwhq8r X-Rspam-User: X-HE-Tag: 1764576860-436951 X-HE-Meta: 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 L8UYnDTn /d0UOw51Zv3J7PHQJzmm6im1Y40HdHoxlQTP2MJxWFha4PjrzNf+NTpR66nFM0cipzqwD9zpa0zuJbkHjSFTGVm8gaKGeH/yHincvbqejnxrjR18spnNgJXR/McbAUj/MSNwfRp2CBBQxHR4E2Jj1+z1b8L7hdkZkRg00D1Ak+XogZEN9UYaS69ZtJk5fCP7STpIQ/pka+RtxjVWZP08DrRKtUpxnGrvGnB5MvklRiKkuy/YhDnsrw6YHV17vzXNnI33B1SCfKEgAq0BVsT+uMvzi2Y2tfcOK2LmI3Sjqj68Iiu+EoLj1qutHVRQvnFT2OvB5jWr8/oYionpugX7FuaM6E0690rnlO7gkLrnRLvFxuJQD5CTP2zYEE7CkoPo37MWs8akzJpDyFC0= 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: PiANCj4gSSBzdHJvbmdseSByZWNvbW1lbmQgc2VwYXJhdGluZyB0aGlzIGZyb20geW91ciBwYXRj aHNldC4gQXZvaWQgaW5jbHVkaW5nDQo+IHVucmVsYXRlZCBjaGFuZ2VzIGluIGEgc2luZ2xlIHBh dGNoc2V0Lg0KPiANClRoYW5rIHlvdSBmb3IgdGhlIGNsYXJpZmljYXRpb24sIHNlcGFyYXRpbmcg aXQgZnJvbSBvdXIgcGF0Y2hzZXQgbWFrZXMgc2Vuc2UuDQoNClJlY2FsbCB0aGF0IGltYmFsYW5j ZSBmaWxlL2Fub24gZ2VuZXJhdGlvbnMgaXMgb25lIG9mIHRoZSByZWFzb25zIHRvIG1vdmUgYGxy dV9nZW5gDQpmaWxlcyBvdXQgb2YgdGhlIGRlYnVnZnMuDQoNCj4gTUdMUlUgaGFzIGEgbWVjaGFu aXNtIHRvIGVuc3VyZSB0aGF0IGZpbGUgYW5kIGFub24gcGFnZXMgY2FuIGtlZXAgcGFjZQ0KPiB3 aXRoIGVhY2ggb3RoZXIuIEluIHRoZSBuZXdlc3Qga2VybmVsLCB0aGUgbWluaW11bSBnZW5lcmF0 aW9uIGlzIDIuIEZvcg0KPiBleGFtcGxlLCBpZiBhbm9uIGhhcyBvbmx5IDIgZ2VuZXJhdGlvbnMg bGVmdCBhbmQgd2UgZGVjaWRlIHRvIHJlY2xhaW0gYW5vbg0KPiBmb2xpb3MsIHdlIHdpbGwgZmFs bCBiYWNrIHRvIHJlY2xhaW1pbmcgZmlsZSBwYWdlcy4gU29tZXRpbWVzLCB0aGlzIG1lYW5zIHRo YXQNCj4gYW5vbiByZWNsYW1hdGlvbiBpcyBpbnN1ZmZpY2llbnQgd2hpbGUgZmlsZSBwYWdlcyBh cmUgb3Zlci1yZWNsYWltZWQuDQo+IA0KPiBzdGF0aWMgaW50IHNjYW5fZm9saW9zKHVuc2lnbmVk IGxvbmcgbnJfdG9fc2Nhbiwgc3RydWN0IGxydXZlYyAqbHJ1dmVjLA0KPiAgICAgICAgICAgICAg ICAgICAgICAgIHN0cnVjdCBzY2FuX2NvbnRyb2wgKnNjLCBpbnQgdHlwZSwgaW50IHRpZXIsDQo+ ICAgICAgICAgICAgICAgICAgICAgICAgc3RydWN0IGxpc3RfaGVhZCAqbGlzdCkgew0KPiAgICAg ICAgIC4uLg0KPiAgICAgICAgIGlmIChnZXRfbnJfZ2VucyhscnV2ZWMsIHR5cGUpID09IE1JTl9O Ul9HRU5TKQ0KPiAgICAgICAgICAgICAgICAgcmV0dXJuIDA7DQo+ICAgICAgICAgLi4uDQo+IH0N Cj4gDQo+IFRoaXMgaXMgcHJvYmFibHkgbm90IGEgYnVnLCBidXQgdGhpcyBkZXNpZ24gY2FuIHNv bWV0aW1lcyB3b3JrIHN1Ym9wdGltYWxseS4NCj4gDQoNClllcywgb3VyIHBhdGNoc2V0IGFsc28g YWltcyB0byBzb2x2ZSBzaW1pbGFyIGNhc2VzIGJ5IHByb2FjdGl2ZSBhZ2luZyAyLzMgZ2Vucy4N Cg0KPiBSZWdhcmRpbmcgdGhpcyBpc3N1ZSwgYm90aCBLYWlydWkgKGZyb20gdGhlIExpbnV4IHNl cnZlciBzaWRlLCBjYy1lZCkgYW5kIEkNCj4gKGZyb20gdGhlIEFuZHJvaWQgc2lkZSkgaGF2ZSBv YnNlcnZlZCBpdC4gVGhpcyBzaG91bGQgYmUgYWRkcmVzc2VkIGluDQo+IE1HTFJVJ3MgY29kZSwg YW5kIHdlIGFscmVhZHkgaGF2ZSBrZXJuZWwgY29kZSBmb3IgdGhhdC4gSXQgaXMgdW5yZWxhdGVk IHRvDQo+IHlvdXIgcGF0Y2hzZXQsIHNvIHlvdSBzaG91bGRu4oCZdCBpbmNsdWRlIHNvIG1hbnkg dW5yZWxhdGVkIGNoYW5nZXMgaW4gYQ0KPiBzaW5nbGUgcGF0Y2hzZXQuDQo+IA0KPiBQbGVhc2Ug a2VlcCB5b3VyIHBhdGNoc2V0IGZvY3VzZWQgc29sZWx5IG9uIHdoZXRoZXIgdGhlIE1HTFJVIHBy b2FjdGl2ZQ0KPiByZWNsYW1hdGlvbiBpbnRlcmZhY2Ugc2hvdWxkIGJlIHByb21vdGVkIHRvIHN5 c2ZzIChMUlVfR0VOIGFscmVhZHkgaGFzIGENCj4gZm9sZGVyIGluIHN5c2ZzKSBpbnN0ZWFkIG9m IGRlYnVnZnMsIGlmIHRoZXJlIGlzIGEgdjIuDQo+IA0KPiBUaGUgZm9sbG93aW5nIGlzIHF1b3Rl ZCBmcm9tDQo+IGBEb2N1bWVudGF0aW9uL2FkbWluLWd1aWRlL21tL211bHRpZ2VuX2xydS5yc3Rg Lg0KPiANCj4gUHJvYWN0aXZlIHJlY2xhaW0NCj4gLS0tLS0tLS0tLS0tLS0tLS0NCj4gUHJvYWN0 aXZlIHJlY2xhaW0gaW5kdWNlcyBwYWdlIHJlY2xhaW0gd2hlbiB0aGVyZSBpcyBubyBtZW1vcnkg cHJlc3N1cmUuIEl0DQo+IHVzdWFsbHkgdGFyZ2V0cyBjb2xkIHBhZ2VzIG9ubHkuIEUuZy4sIHdo ZW4gYSBuZXcgam9iIGNvbWVzIGluLCB0aGUgam9iDQo+IHNjaGVkdWxlciB3YW50cyB0byBwcm9h Y3RpdmVseSByZWNsYWltIGNvbGQgcGFnZXMgb24gdGhlIHNlcnZlciBpdCBzZWxlY3RlZCwNCj4g dG8gaW1wcm92ZSB0aGUgY2hhbmNlIG9mIHN1Y2Nlc3NmdWxseSBsYW5kaW5nIHRoaXMgbmV3IGpv Yi4NCj4gDQo+IFVzZXJzIGNhbiB3cml0ZSB0aGUgZm9sbG93aW5nIGNvbW1hbmQgdG8gYGBscnVf Z2VuYGAgdG8gZXZpY3QgZ2VuZXJhdGlvbnMNCj4gbGVzcyB0aGFuIG9yIGVxdWFsIHRvIGBgbWlu X2dlbl9ucmBgLg0KPiANCj4gICAgIGBgLSBtZW1jZ19pZCBub2RlX2lkIG1pbl9nZW5fbnIgW3N3 YXBwaW5lc3MgW25yX3RvX3JlY2xhaW1dXWBgDQo+IA0KPiANCj4gPg0KPiA+IFNlZSB0aGUgY2Fz ZSBpbiB0aGUgY292ZXIgbGV0dGVyLg0KPiA+IGBgYA0KPiA+IG1lbWNnICAgIDU0IC9hcHBzL3Nv bWVfYXBwDQo+ID4gbm9kZSAgICAgMA0KPiA+IDEgICAgIDExOTgwNCAgICAgICAgICAwICAgICAg IDg1NDYxDQo+ID4gMiAgICAgMTE5ODA0ICAgICAgICAgIDAgICAgICAgICAgIDUNCj4gPiAzICAg ICAxMTk4MDQgICAgIDE4MTcxOSAgICAgICAxODY2Nw0KPiA+IDQgICAgICAgMTc1MiAgICAgICAg MzkyICAgICAgICAgMjQ0DQo+ID4gYGBgDQo+ID4NCj4gPg0KPiA+IFNpbmNlIHRoZSBzZW1hbnRp YyBnYXAgYmV0d2VlbiB1c2VyL2tlcm5lbCBzcGFjZSB3aWxsIGFsd2F5cyBleGlzdC4NCj4gPiBJ dCB3b3VsZCBiZSBncmVhdCBiZW5lZml0cyBmb3IgbGVhdmluZyBzb21lIEFQSXMgZm9yIHVzZXIg aGludHMsIGp1c3QNCj4gPiBsaWtlIG1tYWR2aXNlL3VzZXJmYXVsdC9wYXJhLXZpcnR1YWxpemF0 aW9uLg0KPiANCj4gTm9wZS4gVGhpcyBpcyBqdXN0IGFuIGludGVybmFsIGRldGFpbCBvZiBNR0xS VSBhbmQgc2hvdWxkbuKAmXQgYmUgZXhwb3NlZCBhcyBhbg0KPiBpbnRlcmZhY2UuDQo+IEhvcGVm dWxseSwgS2FpcnVpIG9yIEkgd2lsbCBzZW5kIGEgcGF0Y2hzZXQgc29vbiB0byBhZGRyZXNzIHRo ZSBiYWxhbmNlIGlzc3VlDQo+IGJldHdlZW4gZmlsZSBhbmQgYW5vbiBwYWdlcy4gRm9yIG5vdywg eW91IGNhbiB1c2UgYHN3YXBwaW5lc3M9MjAxYCBhcyBhDQo+IHRlbXBvcmFyeSB3b3JrYXJvdW5k LiBUYWtlIGEgbG9vayBhdCBieXRlZGFuY2UncyBwYXRjaHNldC5bMV0NCj4gDQpTb3VuZCBncmVh dDopLCB3ZSBhcmUgbG9va2luZyBmb3J3YXJkIHRvIGl0Lg0KDQo+ID4gRXhwb3Npbmcgc3VjaCBo aW50cyB0byB0aGUga2VybmVsIGNhbiBoZWxwIGltcHJvdmUgb3ZlcmFsbCBzeXN0ZW0NCj4gcGVy Zm9ybWFuY2UuDQo+IA0KPiBbMV0gaHR0cHM6Ly9sb3JlLmtlcm5lbC5vcmcvbGludXgtDQo+IG1t L2NvdmVyLjE3NDQxNjkzMDIuZ2l0LmhlemhvbmdrdW4uaHprQGJ5dGVkYW5jZS5jb20vDQo+IA0K QW5kIHRoYW5rIHlvdSBmb3IgdGhlIGBzd2FwcGluZXNzPTIwMWAgd29ya2Fyb3VuZCwgd2Ugd2ls bCByZXNlYXJjaCBvbiBpdC4NCg0KPiBUaGFua3MNCj4gQmFycnkNCg0KQmVzdCwNClppY2hlbmcN Cg==