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 X-Spam-Level: X-Spam-Status: No, score=-6.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 32886C432C0 for ; Mon, 18 Nov 2019 03:14:51 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id CB4FE206D3 for ; Mon, 18 Nov 2019 03:14:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CB4FE206D3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 640B96B0003; 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Mon, 18 Nov 2019 11:14:43 +0800 (CST) Received: from dggeme714-chm.china.huawei.com (10.1.199.110) by DGGEMM404-HUB.china.huawei.com (10.3.20.212) with Microsoft SMTP Server (TLS) id 14.3.439.0; Mon, 18 Nov 2019 11:14:43 +0800 Received: from dggeme763-chm.china.huawei.com (10.3.19.109) by dggeme714-chm.china.huawei.com (10.1.199.110) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Mon, 18 Nov 2019 11:14:43 +0800 Received: from dggeme763-chm.china.huawei.com ([10.6.66.36]) by dggeme763-chm.china.huawei.com ([10.6.66.36]) with mapi id 15.01.1713.004; Mon, 18 Nov 2019 11:14:43 +0800 From: linmiaohe To: John Hubbard , David Hildenbrand , "akpm@linux-foundation.org" , "richardw.yang@linux.intel.com" , "sfr@canb.auug.org.au" , "rppt@linux.ibm.com" , "jannh@google.com" , "steve.capper@arm.com" , "catalin.marinas@arm.com" , "aarcange@redhat.com" , "chenjianhong2@huawei.com" , "walken@google.com" , "dave.hansen@linux.intel.com" , "tiny.windzz@gmail.com" CC: "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH] mm: get rid of odd jump label in find_mergeable_anon_vma Thread-Topic: [PATCH] mm: get rid of odd jump label in find_mergeable_anon_vma Thread-Index: AdWdvXc82a+1sH3ISoaZ6JMVZNGdiw== Date: Mon, 18 Nov 2019 03:14:43 +0000 Message-ID: <41506f6d6af44a7e937b0e56642bd9e7@huawei.com> Accept-Language: en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.184.189.20] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CFilter-Loop: Reflected 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: DQo+IE9uIDExLzE1LzE5IDQ6NTggQU0sIERhdmlkIEhpbGRlbmJyYW5kIHdyb3RlOg0KPj4gT24g MTUuMTEuMTkgMDc6MzYsIGxpbm1pYW9oZSB3cm90ZToNCj4+PiBGcm9tOiBNaWFvaGUgTGluIDxs aW5taWFvaGVAaHVhd2VpLmNvbT4NCj4+IA0KPj4gSSdtIHBybyByZW1vdmluZyB1bm5lY2Vzc2Fy eSBqdW1wIGxhYmVscy4NCj4NCj5UaGFuayB5b3UsIHNpbXBsZXIgY29kZSBpcyBnb29kLS1hbGwg b3RoZXIgdGhpbmdzIGJlaW5nIGVxdWFsLiANCj5UaGUgIHRyYWRlb2ZmIGlzLCBhcyBRaWFuIHBv aW50cyBvdXQ6IGNvZGUgY2h1cm4gYW5kIHJpc2sgaW4gY3JpdGljYWwgY29kZSBwYXRocy4NCj4N Cj5JbiB0aGlzIGNhc2UsIEknZCBjbGFpbSBpdCdzIE9LIHRvIGltcHJvdmUgdGhpcyBvbmUsIGJl Y2F1c2Ugd2UgY2FuIGxpa2VseSBnZXQgaXQgcmlnaHQgYnkgdmlzdWFsIGluc3BlY3Rpb24sIGFu ZCB0aGUgcHJlLWV4aXN0aW5nIGNvZGUgaXMgcXVpdGUgcG9vci4gQW5kIGJlaW5nIGluIHRoZSBr ZXJuZWwgZG9lcyBub3QgbmVjZXNzYXJpbHkgZ2l2ZSB3ZWFrIGNvZGUgYSBmcmVlIHBhc3MgdG8g cmVtYWluIHRoZXJlIGFuZCBpbmN1ciBtYWludGVuYW5jZSBhbmQgYW5ub3lhbmNlIGNvc3RzIHVu dGlsIHRoZSBlbmQgb2YgdGltZS4gOikNCj4NCj5Ib3dldmVyLCBwbGVhc2Ugc3BlbmQgZXF1YWwg dGltZSB3aGVuIHlvdSB3cml0ZSB5b3VyIGNvbW1pdCBkZXNjcmlwdGlvbnMsIGJlY2F1c2UgdGhh dCdzIGFsc28gdmVyeSBpbXBvcnRhbnQuIENvbW1pdCBsb2dzIHNob3VsZCBhbHNvIGJlIGNsZWFy IQ0KPg0KPj4gDQo+PiBTdWJqZWN0OiAibW06IGdldCByaWQgb2YganVtcCBsYWJlbHMgaW4gZmlu ZF9tZXJnZWFibGVfYW5vbl92bWEoKSINCj4+IA0KPj4+DQo+Pj4gVGhlIG9kZCBqdW1wIGxhYmVs IHRyeV9wcmV2IGFuZCBub25lIGlzIG5vdCByZWFsbHkgbmVlZA0KPg0KPnMvbmVlZC9uZWVkZWQv DQo+DQo+PiANCj4+IHMvb2RkIGp1bXAgbGFiZWwvanVtcCBsYWJlbHMvDQo+PiANCj4+IHMvaXMv YXJlLw0KPj4gDQo+Pj4gaW4gZnVuYyBmaW5kX21lcmdlYWJsZV9hbm9uX3ZtYSwgZWxpbWluYXRl IHRoZW0gdG8gaW1wcm92ZSANCj4+PiByZWFkYWJpbGl0eS4NCj4+Pg0KPj4+IFNpZ25lZC1vZmYt Ynk6IE1pYW9oZSBMaW4gPGxpbm1pYW9oZUBodWF3ZWkuY29tPg0KPj4+IC0tLQ0KPj4+ICBtbS9t bWFwLmMgfCAxOCArKysrKysrLS0tLS0tLS0tLS0NCj4+PiAgMSBmaWxlIGNoYW5nZWQsIDcgaW5z ZXJ0aW9ucygrKSwgMTEgZGVsZXRpb25zKC0pDQo+Pj4NCj4+PiBkaWZmIC0tZ2l0IGEvbW0vbW1h cC5jIGIvbW0vbW1hcC5jDQo+Pj4gaW5kZXggNGQ0ZGI3NmEwN2RhLi5hYjk4MGQ0NjhhMTAgMTAw NjQ0DQo+PiANCj4+IExldCBtZSBzdWdnZXN0IHRoZSBmb2xsb3dpbmcgaW5zdGVhZDoNCj4+IA0K Pj4gLyogVHJ5IG5leHQgZmlyc3QgKi8NCj4+IG5lYXIgPSB2bWEtPnZtX25leHQ7DQo+PiBpZiAo bmVhcikgew0KPj4gCWFub25fdm1hID0gcmV1c2FibGVfYW5vbl92bWEobmVhciwgdm1hLCBuZWFy KTsNCj4+IAlpZiAoYW5vbl92bWEpDQo+PiAJCXJldHVybiBhbm9uX3ZtYTsNCj4+IH0NCj4+IC8q IFRyeSBwcmV2IG5leHQgKi8NCj4+IG5lYXIgPSB2bWEtPnZtX3ByZXY7DQo+PiBpZiAobmVhcikg ew0KPj4gCWFub25fdm1hID0gcmV1c2FibGVfYW5vbl92bWEobmVhciwgdm1hLCBuZWFyKTsNCj4+ IAlpZiAoYW5vbl92bWEpDQo+PiAJCXJldHVybiBhbm9uX3ZtYTsNCj4+IH0NCj4+IA0KPg0KPkFj dHVhbGx5LCBpdCBjYW4gYmUgZnVydGhlciBzaW1wbGlmaWVkLCBiZWNhdXNlIHlvdSBkb24ndCBu ZWVkIHRoYXQgbGFzdCAiaWYiIHN0YXRlbWVudCwgYmVjYXVzZSB5b3UncmUgcmV0dXJuaW5nIE5V TEwgYWZ0ZXIgdGhpcy4NCj4NCj5TbyBqdXN0IHJldHVybiBhbm9uX3ZtYSB0aGVyZS4gKEFuZCBh ZGp1c3QgdGhlIGNvbW1lbnQgYmxvY2sgYXQgdGhlIGVuZCwgc28gdGhhdCBpdCdzIGNsZWFyIHRo YXQgYW5vbl92bWEgbWlnaHQgYmUgbnVsbC4pDQo+DQo+DQoNCk1hbnkgVGhhbmtzIGZvciBhbGwg b2YgeW91ciBwcmVjaW91cyBhZHZpY2UuIEkgd2lsbCBmaXggbXkgcGF0Y2ggYW5kIHNlbmQgYSB2 MiBwYXRjaC4gVGhhbmtzIGFnYWluLg0KIA0K