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=-4.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no 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 889B7C433E6 for ; Mon, 31 Aug 2020 06:26:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6F36F20738 for ; Mon, 31 Aug 2020 06:26:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725949AbgHaG0x (ORCPT ); Mon, 31 Aug 2020 02:26:53 -0400 Received: from szxga03-in.huawei.com ([45.249.212.189]:3494 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725794AbgHaG0x (ORCPT ); Mon, 31 Aug 2020 02:26:53 -0400 Received: from dggeme752-chm.china.huawei.com (unknown [172.30.72.57]) by Forcepoint Email with ESMTP id 48F92F51C9D0E10F398D; Mon, 31 Aug 2020 14:26:51 +0800 (CST) Received: from dggeme753-chm.china.huawei.com (10.3.19.99) by dggeme752-chm.china.huawei.com (10.3.19.98) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1913.5; Mon, 31 Aug 2020 14:26:51 +0800 Received: from dggeme753-chm.china.huawei.com ([10.7.64.70]) by dggeme753-chm.china.huawei.com ([10.7.64.70]) with mapi id 15.01.1913.007; Mon, 31 Aug 2020 14:26:50 +0800 From: linmiaohe To: Jens Axboe CC: "linux-block@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH] block: bio: Trim bio to sensible size in bio_trim() Thread-Topic: [PATCH] block: bio: Trim bio to sensible size in bio_trim() Thread-Index: AdZ/REBJJJyCMvddRKS1UF17cHdE3g== Date: Mon, 31 Aug 2020 06:26:50 +0000 Message-ID: <4772af7044754f96a7e0be4ef93fa2bf@huawei.com> Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.174.178.74] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CFilter-Loop: Reflected Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org SmVucyBBeGJvZSA8YXhib2VAa2VybmVsLmRrPiB3cm90ZToNCj5PbiA4LzI5LzIwIDM6MzcgQU0s IE1pYW9oZSBMaW4gd3JvdGU6DQo+PiBUcmltIGJpbyB0byBzZW5zaWJsZSBzaXplIGluIGJpb190 cmltKCkgb3Igc29tZXRoaW5nIGJhZCBtYXkgaGFwcGVuLg0KPg0KPlRoaXMgcmVhbGx5IG5lZWRz IGEgTE9UIG1vcmUgZGV0YWlsLiBXaGF0IGlzICJzb21ldGhpbmcgYmFkIj8gSG93IGRvZXMgdGhp cyBjb25kaXRpb24gdHJpZ2dlciB0byBiZWdpbiB3aXRoPw0KPg0KDQpNYW55IHRoYW5rcyBmb3Ig eW91ciByZXBseS4NCg0KSSBkbyB0aGlzIG1haW5seSBieSBjb2RlIHJldmlldywgc28gSSBkaWRu J3QgZmluZCB0aGUgY29uZGl0aW9uIHRyaWdnZXIgdG8gYmVnaW4gd2l0aC4gQnV0IEkgdGhpbmsg aXQncyBiZXR0ZXINCnRvIGRvIHN1Y2ggYSBjaGVjayBhcyB0aGlzIGlzIGEgZXh0ZXJuYWwgSW50 ZXJmYWNlLiBBbHNvIElmIGJpb190cmltKCkgc2V0IGJpby0+YmlfaXRlci5iaV9zaXplIHRvIGEg dmFsdWUgbGFyZ2VyIHRoYW4gdGhlIG9yaWdpbiBvbmUsDQp3ZSBtYXkgYWNjZXNzIHRoZSBiaW9f dmVjIHBhc3QgdGhlIGxhc3Qgb25lIG9mIGJpby0+YmlfaW9fdmVjIGluIGZvcl9lYWNoX2J2ZWMg bWFjcm8uDQoNCj4tLQ0KPkplbnMgQXhib2UNCj4NCg==