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]) by smtp.lore.kernel.org (Postfix) with ESMTP id 07FCFC636BD for ; Sat, 25 Nov 2023 06:46:15 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 635866B0171; Sat, 25 Nov 2023 01:46:14 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 5E4946B06D2; Sat, 25 Nov 2023 01:46:14 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 485C66B06D3; Sat, 25 Nov 2023 01:46:14 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 359F36B0171 for ; Sat, 25 Nov 2023 01:46:14 -0500 (EST) Received: from smtpin26.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay03.hostedemail.com (Postfix) with ESMTP id 1A73DA02FA for ; Sat, 25 Nov 2023 06:46:14 +0000 (UTC) X-FDA: 81495542268.26.3B0E16A Received: from mta20.hihonor.com (mta20.hihonor.com [81.70.206.69]) by imf20.hostedemail.com (Postfix) with ESMTP id 936761C0003 for ; Sat, 25 Nov 2023 06:46:10 +0000 (UTC) Authentication-Results: imf20.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=hihonor.com; spf=pass (imf20.hostedemail.com: domain of "prvs=6686313b2f=gaoxu2@hihonor.com" designates 81.70.206.69 as permitted sender) smtp.mailfrom="prvs=6686313b2f=gaoxu2@hihonor.com" ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1700894772; 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=rTOCGfPD4hLragv3YiYNL+Sc5qAAUjfiu+QqV7BB73I=; b=t0cduJVH6Puc/tnexNrp6+bUW2ZoP1GeyY5ea/suYdGq3lF7+Dqs+sVd3Tp01aXqp8xNww K9Yge2FuACqGwSPCb6/UJAvls6BbbW3t09pXuKPGCU6ddwwX00gTnUXd41gx7yrN0xqYAK CiHZF0BF6wqmdIG20uJbTFmeNF6D/fM= ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=hihonor.com; spf=pass (imf20.hostedemail.com: domain of "prvs=6686313b2f=gaoxu2@hihonor.com" designates 81.70.206.69 as permitted sender) smtp.mailfrom="prvs=6686313b2f=gaoxu2@hihonor.com" ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1700894772; a=rsa-sha256; cv=none; b=d3YGHfNf9B3UwjfVRm16gUxhWkrOnTkksuo7Icrjat0NUkv4B61YlUwLrFqDNlnAeLeXqD eI8LDeD6qOpM1VEO3WThX6SfZAO+rIx5uBd0KLh7Kh0dd1OmugY6zgivZ5ZBpwocplDwNi wK/X8UTBVf5o5g6EsSFoZgkAStPS8QU= Received: from w013.hihonor.com (unknown [10.68.26.19]) by mta20.hihonor.com (SkyGuard) with ESMTPS id 4Scj6044vQzYmQ2N; Sat, 25 Nov 2023 14:45:28 +0800 (CST) Received: from a002.hihonor.com (10.68.31.193) by w013.hihonor.com (10.68.26.19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.25; Sat, 25 Nov 2023 14:46:05 +0800 Received: from a007.hihonor.com (10.68.22.31) by a002.hihonor.com (10.68.31.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.25; Sat, 25 Nov 2023 14:46:04 +0800 Received: from a007.hihonor.com ([fe80::ccdd:b4b:ae86:edd4]) by a007.hihonor.com ([fe80::ccdd:b4b:ae86:edd4%10]) with mapi id 15.02.1258.025; Sat, 25 Nov 2023 14:46:04 +0800 From: gaoxu To: Michal Hocko , Andrew Morton CC: "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Suren Baghdasaryan , yipengxiang Subject: =?gb2312?B?u9i4tDogu9i4tDogW1BBVENIXSBtbSxvb21fcmVhcGVyOiBhdm9pZCBydW4g?= =?gb2312?B?cXVldWVfb29tX3JlYXBlciBpZiB0YXNrIGlzIG5vdCBvb20=?= Thread-Topic: =?gb2312?B?u9i4tDogW1BBVENIXSBtbSxvb21fcmVhcGVyOiBhdm9pZCBydW4gcXVldWVf?= =?gb2312?Q?oom=5Freaper_if_task_is_not_oom?= Thread-Index: AdodQUgb0N3ZJU2TSUK/4IicgpocdQAZdvMAADdSyGD//+LRAP/+FajQ Date: Sat, 25 Nov 2023 06:46:04 +0000 Message-ID: <1d84bf0d1aed45bbbc5941483d8e1695@hihonor.com> References: <400d13bddb524ef6af37cb2220808c75@hihonor.com> <242025e9a8c84f6b96ba3f180ea01be9@hihonor.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: [10.164.11.140] Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Rspamd-Queue-Id: 936761C0003 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: wdpbz6ywq35mm469tmfpzehstewbxw5w X-HE-Tag: 1700894770-690949 X-HE-Meta: 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 CJPVxC9r GG/2xkJFJHLaqM/Kwi9/d1xSzBHvLI/Etaz6J8rrx3bNHBPrGrh7B8FRhFgFm1aL1SNYsAVQoFFCFqmOGVUBb1QByKoHSX+go2GXUia+tgW5TS8oJ3AvJAS6Lnq3xynkHyDJj5237tvpqvPrH6PEJoH3w4rSeQenbrqtWJ7zFap1xWtqffgB2FoRkHeARm+DWUgr+AKszcyUb8uOkO8101xGJIfWbVaWG6mNfhkrezsG69uwW7GN1W9Mdb04UqG+FbnwJiWR8/pI5mOdSehOicRyj2tXl2eiM8AEx/1xzUKvQkmY5HpgpPzLhrdZHv4PbzOOCwLuUuGsF6dC0gQxWNgeEcWFFzc0GaxEuBxc7WyE5dtx07FDVqexqfLgxzMSFHFfFfJ+goJedBndQ0obgcLGDtg43mf+5SHlgrKoC36VXrRATHT55RfjJrmovNIPCRsQEmGDvPC16rAA= 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: T24gRnJpLCAyNCBOb3YgMjAyMyAwOTozMSAgTWljaGFsIEhvY2tvIHdyb3RlOg0KPk9uIEZyaSAy NC0xMS0yMyAwMzoxNTo0NiwgZ2FveHUgd3JvdGU6DQo+Wy4uLl0NCj4+ID4+IFszNzAxOjExX3Nl ZV1VbmFibGUgdG8gaGFuZGxlIGtlcm5lbCBOVUxMIHBvaW50ZXIgZGVyZWZlcmVuY2UgYXQgDQo+ PiA+PiB2aXJ0dWFsIGFkZHJlc3MgMDAwMDAwMDAwMDAwMDMyOCBbMzcwMToxMV9zZWVddXNlciBw Z3RhYmxlOiA0ayANCj4+ID4+IHBhZ2VzLCAzOS1iaXQgVkFzLCBwZ2RwPTAwMDAwMDAwODIxZGUw MDAgDQo+PiA+PiBbMzcwMToxMV9zZWVdWzAwMDAwMDAwMDAwMDAzMjhdIHBnZD0wMDAwMDAwMDAw MDAwMDAwLA0KPj4gPj4gcDRkPTAwMDAwMDAwMDAwMDAwMDAscHVkPTAwMDAwMDAwMDAwMDAwMDAN Cj4+ID4+IFszNzAxOjExX3NlZV10cmFjaW5nIG9mZg0KPj4gPj4gWzM3MDE6MTFfc2VlXUludGVy bmFsIGVycm9yOiBPb3BzOiA5NjAwMDAwNSBbIzFdIFBSRUVNUFQgU01QIA0KPj4gPj4gWzM3MDE6 MTFfc2VlXUNhbGwgdHJhY2U6DQo+PiA+PiBbMzcwMToxMV9zZWVdIHF1ZXVlX29vbV9yZWFwZXIr MHgzMC8weDE3MA0KPj4gPg0KPj4gPiBDb3VsZCB5b3UgcmVzb2x2ZSB0aGlzIG9mZnNldCBpbnRv IHRoZSBjb2RlIGxpbmUgcGxlYXNlPw0KPj4gRHVlIHRvIHRoZSBhZGRpdGlvbmFsIGNvZGUgd2Ug YWRkZWQgZm9yIGxvZyBwdXJwb3NlcywgdGhlIGxpbmUgbnVtYmVycyBtYXkgbm90IGNvcnJlc3Bv bmQgdG8gdGhlIG9yaWdpbmFsIExpbnV4IGNvZGUuDQo+PiANCj4+IHN0YXRpYyB2b2lkIHF1ZXVl X29vbV9yZWFwZXIoc3RydWN0IHRhc2tfc3RydWN0ICp0c2spIHsNCj4+IAkvKiBtbSBpcyBhbHJl YWR5IHF1ZXVlZD8gKi8NCj4+IAlpZiAodGVzdF9hbmRfc2V0X2JpdChNTUZfT09NX1JFQVBfUVVF VUVELCAmdHNrLT5zaWduYWwtPm9vbV9tbS0+ZmxhZ3MpKSAvL2EgbnVsbCBwb2ludGVyIGV4Y2Vw dGlvbiBvY2N1cnJlZA0KPj4gCQlyZXR1cm47DQo+DQo+RGlkIHlvdSBtYW5hZ2UgdG8gbmFycm93 IGl0IGRvd24gdG8gd2hpY2ggb2YgdGhlIGRlcmVmZXJlbmNlIHRoaXMgY29ycmVzcG9uZHMgdG8/ IElzIGl0IHRzay0+c2lnbmFsID09IE5VTEwgb3Igc2lnbmFsLT5vb21fbW0gPT0gTlVMTC4NCj5U aGUgZmF1bHRpbmcgYWRkcmVzcyBkb2Vzbid0IG1hdGNoIG5laXRoZXIgd2l0aCBteSBjb25maWdz Lg0KDQpbLi4uXQ0KDQo+PiA+PiAtLS0gYS9tbS9vb21fa2lsbC5jDQo+PiA+PiArKysgYi9tbS9v b21fa2lsbC5jDQo+PiA+PiBAQCAtOTg0LDcgKzk4NCw3IEBAIHN0YXRpYyB2b2lkIF9fb29tX2tp bGxfcHJvY2VzcyhzdHJ1Y3QgdGFza19zdHJ1Y3QgKnZpY3RpbSwgY29uc3QgY2hhciAqbWVzc2Fn ZSkNCj4+ID4+ICAJfQ0KPj4gPj4gIAlyY3VfcmVhZF91bmxvY2soKTsNCj4+ID4+ICANCj4+ID4+ IC0JaWYgKGNhbl9vb21fcmVhcCkNCj4+ID4+ICsJaWYgKGNhbl9vb21fcmVhcCAmJiB0c2tfaXNf b29tX3ZpY3RpbSh2aWN0aW0pKQ0KPj4gPj4gIAkJcXVldWVfb29tX3JlYXBlcih2aWN0aW0pOw0K Pj4gPg0KPj4gPiBJIGRvIG5vdCB1bmRlcnN0YW5kLiBXZSBhbHdheXMgZG8gc2VuZCBTSUdLSUxM IGFuZCBjYWxsIG1hcmtfb29tX3ZpY3RpbSh2aWN0aW0pOyBvbiB2aWN0aW0gdGFzayB3aGVuIHJl YWNoaW5nIG91dCBoZXJlLiBIb3cgY2FuIHRza19pc19vb21fdmljdGltIGNhbiBldmVyIGJlIGZh bHNlPw0KPj4gVGhpcyBpcyBhIGxvdy1wcm9iYWJpbGl0eSBpc3N1ZSwgYXMgaXQgb25seSBvY2N1 cnJlZCBvbmNlIGR1cmluZyB0aGUgbW9ua2V5IHRlc3RpbmcuDQo+PiBJIGhhdmVuJ3QgYmVlbiBh YmxlIHRvIGZpbmQgdGhlIHJvb3QgY2F1c2UgZWl0aGVyLg0KPg0KPk9LLCB3YXMgdGhlcmUgYW55 IG5vbi1zdGFuZGFyZCBjb2RlIHJ1bm5pbmcgZHVyaW5nIHRoaXMgdGVzdD8NCj5JbiBhbnkgY2Fz ZSBJIGRvIG5vdCBzZWUgaG93IHRoaXMgcGF0Y2ggY291bGQgYmUgY29ycmVjdC4gSWYsIGZvciBz b21lIHJlYXNvbiB3ZSBtYW5hZ2VkIHRvIHJlbGVhc2UgdGhlIHNpZ25hbCBzdHJ1Y3R1cmUgb3Ig c29tZXRoaW5nIGVsc2UgdGhlbiB3ZSBuZWVkIHRvIHVuZGVyc3RhbmQgd2hldGhlciB0aGlzIGlz IGEgbG9ja2luZyBvciByZWZlcmVuY2UgY291bnRpbmcgaXNzdWUuIEkgZG8gbm90IHJlYWxseSBz ZWUgaG93IHRoaXMgd291bGQgYmUgcG9zc2libGUuIEJ1dCB0aGlzIGNoZWNrIHJpZ2h0IGhlcmUg ZG9lc24ndCByZWFsbHkgbWFrZSBzZW5zZS4NCg0KdGhlcmUgd2FzIG5vIGFueSBub24tc3RhbmRh cmQgY29kZSBydW5uaW5nIGR1cmluZyB0aGlzIHRlc3QuDQpUaGUgY2F1c2Ugb2YgdGhlIE9PTSBl cnJvciBpcyB0aGUgcHJvY2VzcyBzdXJmYWNlZmxpbmdlciBoYXMgZW5jb3VudGVyZWQgZG1hLWJ1 ZiBtZW1vcnkgbGVhay4NClRoaXMgcHJvYmxlbSBpcyBsaWtlbHkgY2F1c2VkIGJ5IGNvbmN1cnJl bmN5LiBJIHdpbGwgdHJ5IHRvIGNyZWF0ZSBhIGNvbmN1cnJlbnQgc2NlbmFyaW8gb2Ygb29tIG9y IGtpbGwgcHJvY2VzcyB0byByZXByb2R1Y2UgdGhlIGlzc3VlLA0KYW5kIGlmIGRpc2NvdmVyIGFu eXRoaW5nLCBJIHdpbGwgc2VuZCBpdCBoZXJlLg0KVGhhbmsgeW91LCBNaWNoYWwgYW5kIEFuZHJl dywgZm9yIGFuYWx5emluZyBhbmQgZGlzY3Vzc2luZyB0aGUgaXNzdWUuDQoNCj5BbmRyZXcgcGxl YXNlIGRyb3AgdGhlIHBhdGNoIGZyb20geW91ciB0cmVlLg0KDQo=