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=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham 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 71E80C433E0 for ; Mon, 8 Jun 2020 08:35:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 47516204EF for ; Mon, 8 Jun 2020 08:35:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729125AbgFHIfS (ORCPT ); Mon, 8 Jun 2020 04:35:18 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:5867 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725927AbgFHIfS (ORCPT ); Mon, 8 Jun 2020 04:35:18 -0400 Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id DF832CAECECAF2C25341; Mon, 8 Jun 2020 16:35:15 +0800 (CST) Received: from [10.134.22.195] (10.134.22.195) by smtp.huawei.com (10.3.19.211) with Microsoft SMTP Server (TLS) id 14.3.487.0; Mon, 8 Jun 2020 16:35:12 +0800 Subject: Re: [f2fs-dev] [PATCH 2/2 v2] f2fs: attach IO flags to the missing cases To: Jaegeuk Kim , , , References: <20200604235023.1954-1-jaegeuk@kernel.org> <20200604235023.1954-2-jaegeuk@kernel.org> <20200608025125.GA127000@google.com> From: Chao Yu Message-ID: <70f2b6f6-189f-bafe-6db8-7c16a4a7f6ac@huawei.com> Date: Mon, 8 Jun 2020 16:35:11 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20200608025125.GA127000@google.com> Content-Type: text/plain; charset="windows-1252" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.134.22.195] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Jaegeuk, This patch should be applied before "f2fs: attach IO flags to the missing cases", otherwise, gcc may complain about implicit declaration of "__attach_io_flag". On 2020/6/8 10:51, Jaegeuk Kim wrote: > This patch adds another way to attach bio flags to node writes. > > Description: Give a way to attach REQ_META|FUA to node writes > given temperature-based bits. Now the bits indicate: > * REQ_META | REQ_FUA | > * 5 | 4 | 3 | 2 | 1 | 0 | > * Cold | Warm | Hot | Cold | Warm | Hot | > > Signed-off-by: Jaegeuk Kim Reviewed-by: Chao Yu Thanks,