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=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED 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 44734C43441 for ; Wed, 14 Nov 2018 10:50:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DC2A5214F1 for ; Wed, 14 Nov 2018 10:50:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DC2A5214F1 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730548AbeKNUw5 (ORCPT ); Wed, 14 Nov 2018 15:52:57 -0500 Received: from szxga06-in.huawei.com ([45.249.212.32]:40309 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726823AbeKNUw4 (ORCPT ); Wed, 14 Nov 2018 15:52:56 -0500 Received: from DGGEMS413-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 72B431943B86A; Wed, 14 Nov 2018 18:50:05 +0800 (CST) Received: from [127.0.0.1] (10.134.22.195) by DGGEMS413-HUB.china.huawei.com (10.3.19.213) with Microsoft SMTP Server id 14.3.408.0; Wed, 14 Nov 2018 18:49:56 +0800 Subject: Re: [PATCH v3] f2fs: only flush the single temp bio cache which owns the target page To: Yunlong Song , , , CC: , , , , , References: <1540368651-14353-1-git-send-email-yunlong.song@huawei.com> <1542081452-66059-1-git-send-email-yunlong.song@huawei.com> From: Chao Yu Message-ID: <264f0463-bda9-cf5b-9236-13edc7f06936@huawei.com> Date: Wed, 14 Nov 2018 18:49:55 +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: <1542081452-66059-1-git-send-email-yunlong.song@huawei.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 On 2018/11/13 11:57, Yunlong Song wrote: > Previously, when f2fs finds which temp bio cache owns the target page, > it will flush all the three temp bio caches, but we only need to flush > one single bio cache indeed, which can help to keep bio merged. > > Signed-off-by: Yunlong Song Reviewed-by: Chao Yu Thanks,