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=-3.8 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 CB1D4ECDE44 for ; Thu, 25 Oct 2018 01:35:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 84A18207DD for ; Thu, 25 Oct 2018 01:35:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 84A18207DD 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 S1726981AbeJYKGD (ORCPT ); Thu, 25 Oct 2018 06:06:03 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:13691 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726204AbeJYKGD (ORCPT ); Thu, 25 Oct 2018 06:06:03 -0400 Received: from DGGEMS403-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id AC0A42DDB1D6C; Thu, 25 Oct 2018 09:35:30 +0800 (CST) Received: from [127.0.0.1] (10.134.22.195) by DGGEMS403-HUB.china.huawei.com (10.3.19.203) with Microsoft SMTP Server id 14.3.408.0; Thu, 25 Oct 2018 09:35:22 +0800 Subject: Re: [PATCH v2] 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> <1540380945-18114-1-git-send-email-yunlong.song@huawei.com> From: Chao Yu Message-ID: Date: Thu, 25 Oct 2018 09:35:21 +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: <1540380945-18114-1-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 2018/10/24 19:35, 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,