From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f69.google.com (mail-pg0-f69.google.com [74.125.83.69]) by kanga.kvack.org (Postfix) with ESMTP id DC1B62803BE for ; Wed, 23 Aug 2017 16:55:19 -0400 (EDT) Received: by mail-pg0-f69.google.com with SMTP id a186so13670364pge.8 for ; Wed, 23 Aug 2017 13:55:19 -0700 (PDT) Received: from mga01.intel.com (mga01.intel.com. [192.55.52.88]) by mx.google.com with ESMTPS id i12si1594191pfi.42.2017.08.23.13.55.18 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 23 Aug 2017 13:55:18 -0700 (PDT) From: "Liang, Kan" Subject: RE: [PATCH 1/2] sched/wait: Break up long wake list walk Date: Wed, 23 Aug 2017 20:55:15 +0000 Message-ID: <37D7C6CF3E00A74B8858931C1DB2F0775378EC56@shsmsx102.ccr.corp.intel.com> References: <37D7C6CF3E00A74B8858931C1DB2F077537879BB@SHSMSX103.ccr.corp.intel.com> <20170818144622.oabozle26hasg5yo@techsingularity.net> <37D7C6CF3E00A74B8858931C1DB2F07753787AE4@SHSMSX103.ccr.corp.intel.com> <20170818185455.qol3st2nynfa47yc@techsingularity.net> <20170821183234.kzennaaw2zt2rbwz@techsingularity.net> <37D7C6CF3E00A74B8858931C1DB2F07753788B58@SHSMSX103.ccr.corp.intel.com> <37D7C6CF3E00A74B8858931C1DB2F0775378A24A@SHSMSX103.ccr.corp.intel.com> <37D7C6CF3E00A74B8858931C1DB2F0775378A377@SHSMSX103.ccr.corp.intel.com> <37D7C6CF3E00A74B8858931C1DB2F0775378A8AB@SHSMSX103.ccr.corp.intel.com> <6e8b81de-e985-9222-29c5-594c6849c351@linux.intel.com> In-Reply-To: Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Linus Torvalds , Tim Chen Cc: Mel Gorman , Mel Gorman , "Kirill A. Shutemov" , Peter Zijlstra , Ingo Molnar , Andi Kleen , Andrew Morton , Johannes Weiner , Jan Kara , linux-mm , Linux Kernel Mailing List PiANCj4gT24gV2VkLCBBdWcgMjMsIDIwMTcgYXQgODo1OCBBTSwgVGltIENoZW4gPHRpbS5jLmNo ZW5AbGludXguaW50ZWwuY29tPg0KPiB3cm90ZToNCj4gPg0KPiA+IFdpbGwgeW91IHN0aWxsIGNv bnNpZGVyIHRoZSBvcmlnaW5hbCBwYXRjaCBhcyBhIGZhaWwgc2FmZSBtZWNoYW5pc20/DQo+IA0K PiBJIGRvbid0IHRoaW5rIHdlIGhhdmUgbXVjaCBjaG9pY2UsIGFsdGhvdWdoIEkgd291bGQgKnJl YWxseSogd2FudCB0byBnZXQgdGhpcw0KPiByb290LWNhdXNlZCByYXRoZXIgdGhhbiBqdXN0IHBh cGVyaW5nIG92ZXIgdGhlIHN5bXB0b21zLg0KPiANCj4gTWF5YmUgc3RpbGwgd29ydGggdGVzdGlu ZyB0aGF0ICJzY2hlZC9udW1hOiBTY2FsZSBzY2FuIHBlcmlvZCB3aXRoIHRhc2tzIGluDQo+IGdy b3VwIGFuZCBzaGFyZWQvcHJpdmF0ZSIgcGF0Y2ggdGhhdCBNZWwgbWVudGlvbmVkLg0KDQpUaGUg cGF0Y2ggZG9lc27igJl0IGhlbHAgb24gb3VyIGxvYWQuDQoNClRoYW5rcywNCkthbg0KPiANCj4g SW4gZmFjdCwgbG9va2luZyBhdCB0aGF0IHBhdGNoIGRlc2NyaXB0aW9uLCBpdCBkb2VzIHNlZW0g dG8gbWF0Y2ggdGhpcyBwYXJ0aWN1bGFyDQo+IGxvYWQgYSBsb3QuIFF1b3RpbmcgZnJvbSB0aGUg Y29tbWl0IG1lc3NhZ2U6DQo+IA0KPiAgICJSdW5uaW5nIDgwIHRhc2tzIGluIHRoZSBzYW1lIGdy b3VwLCBvciBhcyB0aHJlYWRzIG9mIHRoZSBzYW1lIHByb2Nlc3MsDQo+ICAgIHJlc3VsdHMgaW4g dGhlIG1lbW9yeSBnZXR0aW5nIHNjYW5uZWQgODB4IGFzIGZhc3QgYXMgaXQgd291bGQgYmUgaWYg YQ0KPiAgICBzaW5nbGUgdGFzayB3YXMgdXNpbmcgdGhlIG1lbW9yeS4NCj4gDQo+ICAgIFRoaXMg cmVhbGx5IGh1cnRzIHNvbWUgd29ya2xvYWRzIg0KPiANCj4gU28gaWYgODAgdGhyZWFkcyBjYXVz ZXMgODB4IGFzIG11Y2ggc2Nhbm5pbmcsIGEgZmV3IHRob3VzYW5kIHRocmVhZHMgbWlnaHQNCj4g aW5kZWVkIGJlIHJlYWxseSByZWFsbHkgYmFkLg0KPiANCj4gU28gb25jZSBtb3JlIHVudG8gdGhl IGJyZWFjaCwgZGVhciBmcmllbmRzLCBvbmNlIG1vcmUuDQo+IA0KPiBQbGVhc2UuDQo+IA0KPiBU aGUgcGF0Y2ggZ290IGFwcGxpZWQgdG8gLXRpcCBhcyBjb21taXQgYjVkZDc3YzhiZGFkLCBhbmQg Y2FuIGJlDQo+IGRvd25sb2FkZWQgaGVyZToNCj4gDQo+IA0KPiBodHRwczovL2dpdC5rZXJuZWwu b3JnL3B1Yi9zY20vbGludXgva2VybmVsL2dpdC90aXAvdGlwLmdpdC9jb21taXQvP2lkPWI1ZGQN Cj4gNzdjOGJkYWRhN2I2MjYyZDBjYmEwMmE2ZWQ1MjViZjRlNmUxDQo+IA0KPiAoSG1tLiBJdCBz YXlzIGl0J3MgY2MnZCB0byBtZSwgYnV0IEkgbmV2ZXIgbm90aWNlZCB0aGF0IHBhdGNoIHNpbXBs eSBiZWNhdXNlIGl0DQo+IHdhcyBpbiBhIGJpZyBncm91cCBvZiBvdGhlciAtdGlwIGNvbW1pdHMu LiBPaCB3ZWxsKS4NCj4gDQo+ICAgICAgICAgICBMaW51cw0K -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org