From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pl0-f70.google.com (mail-pl0-f70.google.com [209.85.160.70]) by kanga.kvack.org (Postfix) with ESMTP id D186E6B0003 for ; Tue, 27 Mar 2018 02:11:12 -0400 (EDT) Received: by mail-pl0-f70.google.com with SMTP id m6-v6so14586688pln.8 for ; Mon, 26 Mar 2018 23:11:12 -0700 (PDT) Received: from baidu.com ([220.181.50.185]) by mx.google.com with ESMTP id t135si393966pgb.24.2018.03.26.23.11.10 for ; Mon, 26 Mar 2018 23:11:11 -0700 (PDT) From: "Li,Rongqing" Subject: =?gb2312?B?tPC4tDogtPC4tDogtPC4tDogtPC4tDogW1BBVENIXSBtbS9tZW1jb250cm9s?= =?gb2312?Q?.c:_speed_up_to_force_empty_a_memory_cgroup?= Date: Tue, 27 Mar 2018 06:11:03 +0000 Message-ID: <2AD939572F25A448A3AE3CAEA61328C2375076CC@BC-MAIL-M28.internal.baidu.com> References: <1521448170-19482-1-git-send-email-lirongqing@baidu.com> <20180319085355.GQ23100@dhcp22.suse.cz> <2AD939572F25A448A3AE3CAEA61328C23745764B@BC-MAIL-M28.internal.baidu.com> <20180319103756.GV23100@dhcp22.suse.cz> <2AD939572F25A448A3AE3CAEA61328C2374589DC@BC-MAIL-M28.internal.baidu.com> <2AD939572F25A448A3AE3CAEA61328C2374832C1@BC-MAIL-M28.internal.baidu.com> <20180323100839.GO23100@dhcp22.suse.cz> <2AD939572F25A448A3AE3CAEA61328C2374EC73E@BC-MAIL-M28.internal.baidu.com> <20180323122902.GR23100@dhcp22.suse.cz> In-Reply-To: <20180323122902.GR23100@dhcp22.suse.cz> Content-Language: zh-CN Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Michal Hocko Cc: "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "cgroups@vger.kernel.org" , "hannes@cmpxchg.org" , Andrey Ryabinin DQoNCj4gLS0tLS3Tyrz+1K28/i0tLS0tDQo+ILeivP7IyzogbGludXgta2VybmVsLW93bmVyQHZn ZXIua2VybmVsLm9yZw0KPiBbbWFpbHRvOmxpbnV4LWtlcm5lbC1vd25lckB2Z2VyLmtlcm5lbC5v cmddILT6se0gTWljaGFsIEhvY2tvDQo+ILeiy83KsbzkOiAyMDE4xOoz1MIyM8jVIDIwOjI5DQo+ IMrVvP7IyzogTGksUm9uZ3FpbmcgPGxpcm9uZ3FpbmdAYmFpZHUuY29tPg0KPiCzrcvNOiBsaW51 eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnOyBsaW51eC1tbUBrdmFjay5vcmc7DQo+IGNncm91cHNA dmdlci5rZXJuZWwub3JnOyBoYW5uZXNAY21weGNoZy5vcmc7IEFuZHJleSBSeWFiaW5pbg0KPiA8 YXJ5YWJpbmluQHZpcnR1b3p6by5jb20+DQo+INb3zOI6IFJlOiC08Li0OiC08Li0OiC08Li0OiBb UEFUQ0hdIG1tL21lbWNvbnRyb2wuYzogc3BlZWQgdXAgdG8gZm9yY2UNCj4gZW1wdHkgYSBtZW1v cnkgY2dyb3VwDQo+IA0KPiBPbiBGcmkgMjMtMDMtMTggMTI6MDQ6MTYsIExpLFJvbmdxaW5nIHdy b3RlOg0KPiBbLi4uXQ0KPiA+IHNocmlua19zbGFiIGRvZXMgbm90IHJlY2xhaW0gYW55IG1lbW9y eSwgYnV0IHRha2UgbG90cyBvZiB0aW1lIHRvDQo+ID4gY291bnQgbHJ1DQo+ID4NCj4gPiBtYXli ZSB3ZSBjYW4gdXNlIHRoZSByZXR1cm5pbmcgb2Ygc2hyaW5rX3NsYWIgdG8gY29udHJvbCBpZiBu ZXh0DQo+ID4gc2hyaW5rX3NsYWIgc2hvdWxkIGJlIGNhbGxlZD8NCj4gDQo+IEhvdz8gRGlmZmVy ZW50IG1lbWNncyBtaWdodCBoYXZlIGRpZmZlcmVudCBhbW91bnQgb2Ygc2hyaW5rYWJsZSBtZW1v cnkuDQo+IA0KDQptYXliZSB0aGVyZSBpcyBub3QgYSBlYXN5IHdheSB0byBpbXBsZW1lbnQgaXQN Cg0KaW4gdGhpcyBjYXNlLCBzaHJpbmtfc2xhYiBjYWxsIG1hbnkgdGltZXMgbGlzdF9scnVfY291 bnRfb25lLCB3aGljaCBpcyBjYWxsaW5nIGxpc3RfbHJ1X2NvdW50X29uZSwgd2hpY2ggdXNlIHNw aW5sb2NrLCBtYXliZSByZXBsYWNlIHNwaW5sb2NrIHdpdGggUkNVLCB0byBvcHRpbWl6ZQ0KDQoN Ci1Sb25nUWluZw0KDQoNCj4gPiBPciBkZWZpbmUgYSBzbGlnaHQgbGlzdF9scnVfZW1wdHkgdG8g Y2hlY2sgaWYgc2ItPnNfZGVudHJ5X2xydSBpcw0KPiA+IGVtcHR5IGJlZm9yZSBjYWxsaW5nIGxp c3RfbHJ1X3Nocmlua19jb3VudCwgbGlrZSBiZWxvdw0KPiANCj4gRG9lcyBpdCByZWFsbHkgaGVs cCB0byBpbXByb3ZlIG51bWJlcnM/DQo+IA0KPiA+IGRpZmYgLS1naXQgYS9mcy9zdXBlci5jIGIv ZnMvc3VwZXIuYw0KPiA+IGluZGV4IDY3MjUzOGNhOTgzMS4uOTU0YzIyMzM4ODMzIDEwMDY0NA0K PiA+IC0tLSBhL2ZzL3N1cGVyLmMNCj4gPiArKysgYi9mcy9zdXBlci5jDQo+ID4gQEAgLTEzMCw4 ICsxMzAsMTAgQEAgc3RhdGljIHVuc2lnbmVkIGxvbmcgc3VwZXJfY2FjaGVfY291bnQoc3RydWN0 DQo+IHNocmlua2VyICpzaHJpbmssDQo+ID4gICAgICAgICBpZiAoc2ItPnNfb3AgJiYgc2ItPnNf b3AtPm5yX2NhY2hlZF9vYmplY3RzKQ0KPiA+ICAgICAgICAgICAgICAgICB0b3RhbF9vYmplY3Rz ID0gc2ItPnNfb3AtPm5yX2NhY2hlZF9vYmplY3RzKHNiLCBzYyk7DQo+ID4NCj4gPiAtICAgICAg IHRvdGFsX29iamVjdHMgKz0gbGlzdF9scnVfc2hyaW5rX2NvdW50KCZzYi0+c19kZW50cnlfbHJ1 LCBzYyk7DQo+ID4gLSAgICAgICB0b3RhbF9vYmplY3RzICs9IGxpc3RfbHJ1X3Nocmlua19jb3Vu dCgmc2ItPnNfaW5vZGVfbHJ1LCBzYyk7DQo+ID4gKyAgICAgICBpZiAoIWxpc3RfbHJ1X2VtcHR5 KHNiLT5zX2RlbnRyeV9scnUpKQ0KPiA+ICsgICAgICAgICAgICAgICB0b3RhbF9vYmplY3RzICs9 DQo+IGxpc3RfbHJ1X3Nocmlua19jb3VudCgmc2ItPnNfZGVudHJ5X2xydSwgc2MpOw0KPiA+ICsg ICAgICAgaWYgKCFsaXN0X2xydV9lbXB0eShzYi0+c19pbm9kZV9scnUpKQ0KPiA+ICsgICAgICAg ICAgICAgICB0b3RhbF9vYmplY3RzICs9DQo+ID4gKyBsaXN0X2xydV9zaHJpbmtfY291bnQoJnNi LT5zX2lub2RlX2xydSwgc2MpOw0KPiA+DQo+ID4gICAgICAgICB0b3RhbF9vYmplY3RzID0gdmZz X3ByZXNzdXJlX3JhdGlvKHRvdGFsX29iamVjdHMpOw0KPiA+ICAgICAgICAgcmV0dXJuIHRvdGFs X29iamVjdHM7DQo+IA0KPiAtLQ0KPiBNaWNoYWwgSG9ja28NCj4gU1VTRSBMYWJzDQo=