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=-10.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 1903BC63777 for ; Thu, 3 Dec 2020 07:06:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A7EC9208A9 for ; Thu, 3 Dec 2020 07:06:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387702AbgLCHGf (ORCPT ); Thu, 3 Dec 2020 02:06:35 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:8233 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725912AbgLCHGf (ORCPT ); Thu, 3 Dec 2020 02:06:35 -0500 Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4Cmn0J5m47zkkmH; Thu, 3 Dec 2020 15:05:04 +0800 (CST) Received: from [10.136.114.67] (10.136.114.67) by smtp.huawei.com (10.3.19.207) with Microsoft SMTP Server (TLS) id 14.3.487.0; Thu, 3 Dec 2020 15:05:36 +0800 Subject: Re: [f2fs-dev] [PATCH v2 1/2] f2fs: add compress_mode mount option To: Daeho Jeong , , , CC: Daeho Jeong References: <20201201040803.3590442-1-daeho43@gmail.com> From: Chao Yu Message-ID: Date: Thu, 3 Dec 2020 15:05:36 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20201201040803.3590442-1-daeho43@gmail.com> Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.136.114.67] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2020/12/1 12:08, Daeho Jeong wrote: > From: Daeho Jeong > > We will add a new "compress_mode" mount option to control file > compression mode. This supports "fs" and "user". In "fs" mode (default), > f2fs does automatic compression on the compression enabled files. > In "user" mode, f2fs disables the automaic compression and gives the > user discretion of choosing the target file and the timing. It means > the user can do manual compression/decompression on the compression > enabled files using ioctls. > > Signed-off-by: Daeho Jeong Reviewed-by: Chao Yu Thanks, 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=-10.1 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 1A255C63777 for ; Thu, 3 Dec 2020 07:07:52 +0000 (UTC) Received: from lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 54E102086A; Thu, 3 Dec 2020 07:07:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 54E102086A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linux-f2fs-devel-bounces@lists.sourceforge.net Received: from [127.0.0.1] (helo=sfs-ml-1.v29.lw.sourceforge.com) by sfs-ml-1.v29.lw.sourceforge.com with esmtp (Exim 4.90_1) (envelope-from ) id 1kkiiT-0002Pt-Kl; Thu, 03 Dec 2020 07:07:49 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-1.v29.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kkigi-0002Cl-Fl for linux-f2fs-devel@lists.sourceforge.net; Thu, 03 Dec 2020 07:06:00 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=Content-Transfer-Encoding:Content-Type:In-Reply-To: MIME-Version:Date:Message-ID:From:References:CC:To:Subject:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=zXz9sDTaEdMWMorMtPZ/PyhVuvDK+LWzNG4nMAuWBkM=; b=Reu8jpi503KLOA6ZPRJpDVqMjS YK5uzE9zh6eTdHbdZGx/r/fe0+P9msi3DXJH2A8TuqGK+lYRoMbMwiLT9vNms/4M3aZYybXjR6dja mVHLCr6Pxz5pDJKl6iGiWDMeZpkjEEAzfZ91p8NpJS+G9f3FFXCrJSWncissVyUzObC4=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:MIME-Version:Date: Message-ID:From:References:CC:To:Subject:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=zXz9sDTaEdMWMorMtPZ/PyhVuvDK+LWzNG4nMAuWBkM=; b=Js2Gm+DRZ8QylMMfQoagnFK9lO +Y/hhK/gBRErXGyPwfXOR3iLPPZpvdaUcH8h9t8ycg2PcVyHdm774PCGNgamve9epsFFYZCXgAjFh 53LePAWq7z5VLwkQLGGnJeP1xT5blx2nW3ZlLVnWmRrBJHli46hlNC9dI1j9BQ70gvVs=; Received: from szxga04-in.huawei.com ([45.249.212.190]) by sfi-mx-3.v28.lw.sourceforge.com with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.92.2) id 1kkige-00HGdF-FY for linux-f2fs-devel@lists.sourceforge.net; Thu, 03 Dec 2020 07:06:00 +0000 Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4Cmn0J5m47zkkmH; Thu, 3 Dec 2020 15:05:04 +0800 (CST) Received: from [10.136.114.67] (10.136.114.67) by smtp.huawei.com (10.3.19.207) with Microsoft SMTP Server (TLS) id 14.3.487.0; Thu, 3 Dec 2020 15:05:36 +0800 To: Daeho Jeong , , , References: <20201201040803.3590442-1-daeho43@gmail.com> From: Chao Yu Message-ID: Date: Thu, 3 Dec 2020 15:05:36 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20201201040803.3590442-1-daeho43@gmail.com> Content-Language: en-US X-Originating-IP: [10.136.114.67] X-CFilter-Loop: Reflected X-Headers-End: 1kkige-00HGdF-FY Subject: Re: [f2fs-dev] [PATCH v2 1/2] f2fs: add compress_mode mount option X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Daeho Jeong Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On 2020/12/1 12:08, Daeho Jeong wrote: > From: Daeho Jeong > > We will add a new "compress_mode" mount option to control file > compression mode. This supports "fs" and "user". In "fs" mode (default), > f2fs does automatic compression on the compression enabled files. > In "user" mode, f2fs disables the automaic compression and gives the > user discretion of choosing the target file and the timing. It means > the user can do manual compression/decompression on the compression > enabled files using ioctls. > > Signed-off-by: Daeho Jeong Reviewed-by: Chao Yu Thanks, _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel