From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f51.google.com (mail-pa0-f51.google.com [209.85.220.51]) by kanga.kvack.org (Postfix) with ESMTP id 744FD6B0032 for ; Thu, 11 Dec 2014 22:31:02 -0500 (EST) Received: by mail-pa0-f51.google.com with SMTP id ey11so6334547pad.24 for ; Thu, 11 Dec 2014 19:31:02 -0800 (PST) Received: from cnbjrel02.sonyericsson.com (cnbjrel02.sonyericsson.com. [219.141.167.166]) by mx.google.com with ESMTPS id i8si66387pdm.106.2014.12.11.19.30.59 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 11 Dec 2014 19:31:01 -0800 (PST) From: "Wang, Yalin" Date: Fri, 12 Dec 2014 11:30:53 +0800 Subject: [RFC] discard task stack pages instead of pageout into swap partition Message-ID: <35FD53F367049845BC99AC72306C23D103E688B31408@CNBJMBX05.corpusers.net> References: <35FD53F367049845BC99AC72306C23D103E688B313EE@CNBJMBX05.corpusers.net> <35FD53F367049845BC99AC72306C23D103E688B313F2@CNBJMBX05.corpusers.net> <20141205143134.37139da2208c654a0d3cd942@linux-foundation.org> <35FD53F367049845BC99AC72306C23D103E688B313F4@CNBJMBX05.corpusers.net> <20141208114601.GA28846@node.dhcp.inet.fi> <35FD53F367049845BC99AC72306C23D103E688B313FB@CNBJMBX05.corpusers.net> 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: 'Konstantin Khlebnikov' , "Kirill A. Shutemov" , Andrew Morton , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "linux-arm-kernel@lists.infradead.org" , "n-horiguchi@ah.jp.nec.com" SGksDQoNCkkgYW0gdGhpbmsgb2YgZGlzY2FyZCBzdGFjayBwYWdlcyBpZiB0aGUgb2xkDQpQYWdl IGlzIHVuZGVyIHRoZSBzdGFjayBwb2ludGVyKEFzc3VtZSBzdGFjayBncm93IGRvd24pDQpvZiB0 aGUgdGFzaywgVGhpcyBwYWdlIGRvbid0IG5lZWQgcGFnZW91dCwgd2UgY2FuIGZyZWUgaXQgZGly ZWN0bHksDQpXaGVuIHRoZSB0YXNrIG5lZWQgaXQgYWdhaW4sIHdlIGp1c3QgdXNlIGEgemVybyBw YWdlIHRvDQpNYXAsIGl0IGlzIHNhZmUgZm9yIHN0YWNrIC4NCg0KQnV0IEkgZG9uJ3Qga25vdyBo b3cgdG8gaW1wbGVtZW50IGl0LA0KQW5kIGlzIHRoZXJlIHNvbWUgaXNzdWUgaWYgZG8gbGlrZSB0 aGlzID8NCg0KVGhlIGZvbGxvd2luZyBpcyBwc2V1ZG8gY29kZSB0byBleHBsYWluIG15IGlkZWFz Lg0KQW55IGNvbW1lbnRzIGFyZSBhcHByZWNpYXRlZCAhDQpUaGFua3MNCi0tLQ0KZGlmZiAtLWdp dCBhL21tL3Ztc2Nhbi5jIGIvbW0vdm1zY2FuLmMNCmluZGV4IGRjYjQ3MDcuLjUyZTgzMTQgMTAw NjQ0DQotLS0gYS9tbS92bXNjYW4uYw0KKysrIGIvbW0vdm1zY2FuLmMNCkBAIC05NjIsNiArOTYy LDEyIEBAIHN0YXRpYyB1bnNpZ25lZCBsb25nIHNocmlua19wYWdlX2xpc3Qoc3RydWN0IGxpc3Rf aGVhZCAqcGFnZV9saXN0LA0KIAkJCTsgLyogdHJ5IHRvIHJlY2xhaW0gdGhlIHBhZ2UgYmVsb3cg Ki8NCiAJCX0NCiANCisJCWlmIChwYWdlX3ZtX2ZsYWdzKHBhZ2UpICYgKFZNX0dST1dTVVAgfCBW TV9HUk9XU0RPV04pICYmDQorCQkJCVBhZ2VBbm9uKHBhZ2UpICYmICFQYWdlU3dhcENhY2hlKHBh Z2UpKSB7DQorCQkJaWYgKHBhZ2VfdGFza19pc19zbGVlcChwYWdlKSAmJiB0YXNrX3NwID4gcGFn ZS0+aW5kZXgpIHsNCisJCQkJemFwX3BhZ2VfcmFuZ2Uodm1hLCBwYWdlLT5pbmRleCwgUEFHRV9T SVpFKTsNCisJCQl9DQorCQl9DQogCQkvKg0KIAkJICogQW5vbnltb3VzIHByb2Nlc3MgbWVtb3J5 IGhhcyBiYWNraW5nIHN0b3JlPw0KIAkJICogVHJ5IHRvIGFsbG9jYXRlIGl0IHNvbWUgc3dhcCBz cGFjZSBoZXJlLg0K -- 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