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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A8F9CC43334 for ; Wed, 6 Jul 2022 02:59:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231326AbiGFC7N (ORCPT ); Tue, 5 Jul 2022 22:59:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50784 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230177AbiGFC7K (ORCPT ); Tue, 5 Jul 2022 22:59:10 -0400 Received: from mail-pl1-x629.google.com (mail-pl1-x629.google.com [IPv6:2607:f8b0:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 226C11ADA7 for ; Tue, 5 Jul 2022 19:59:09 -0700 (PDT) Received: by mail-pl1-x629.google.com with SMTP id r1so12521714plo.10 for ; Tue, 05 Jul 2022 19:59:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=dpXsLf9WdKewVhg9xD6K1Zo+nxUZNcBo221W1cDLoQc=; b=FtDhCpXUiMfqGz2Yf2cOwtSDni4IyVzNAK+bogsD+N57PUGV3ZQxeWzuFztsmjTU0f gxvqmsOzSmJVRSd37G2P1J7GwZj1Weo4XQf4H9J7LJHfsR0rP/FZx2YwrDXFuxRF3j4L XJ0VtF5faJZsxP45ZigzJD8exEmBbZZtxzhJGLC1Y9JO69dZQBqiyehHMhDBCoRFND/s MpH2+hlInx2fOL7ecOqwnnxNYpK/x4dkCZwVD2Dvzqdi0PetbkCzUbVCwHmT51gLtqSZ LvjDCSRDaVp1iqmEFvqtYomr/pToL0VH8EvpZUxsGwxzn6H9iONU46UQEv8uyXXf/730 YS4Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=dpXsLf9WdKewVhg9xD6K1Zo+nxUZNcBo221W1cDLoQc=; b=xjLHqsJPitEPn9m7v4QjQMFbvvvD/K1aU7QLTcc/FSRGA7deZFBtfh60qNG0yBIDq7 AN4Q+AlnCnTHctVqVIlwnY3MelwyD+NG6NbF3xYE2wWzBprbqP9Qzg/SEFLQTjHtEqQm +d25PJzxe1WPJFVHopgSKlvuEuArfYCwe+P0kHzJL9oVVx/wySJm4C03Ofm0eH78XQAo xCXfa9D9my/ZbqUHoeDJlPINHqkXXw49I/enx1zHBtrJ8xZ1eNC7pwS/S/8mi3ksJ3om FzdNOTbjcmmM3NQHbCj/lqLDw1FLHtOsWqantPmFJnJvKpaLPtmMvxhrCsm6wtzJ8TdS Uf5Q== X-Gm-Message-State: AJIora/j0WE32gjMdKiAiXg01EMxdIFQrUuvYLAWLtkeA5h8E6WoNjxy rZsqhA0kTVDe84w22/ePOJw= X-Google-Smtp-Source: AGRyM1sGkJJ8bUgbP5wOxkOEs7KYNucCBk33uZQwhVwcEX7A9R15TqrihLBVZWCrfD0jWN27QcdIXA== X-Received: by 2002:a17:90b:4c0a:b0:1ec:d3b2:ed22 with SMTP id na10-20020a17090b4c0a00b001ecd3b2ed22mr46600535pjb.2.1657076348690; Tue, 05 Jul 2022 19:59:08 -0700 (PDT) Received: from liuchao-VM ([156.236.96.165]) by smtp.gmail.com with ESMTPSA id n19-20020a635913000000b0040df0c9a1aasm17931301pgb.14.2022.07.05.19.59.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 05 Jul 2022 19:59:08 -0700 (PDT) Date: Wed, 6 Jul 2022 10:59:03 +0800 From: Chao Liu To: Chao Yu , Jaegeuk Kim Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, Yue Hu , Wayne Zhang , Chao Liu Subject: Re: [PATCH] f2fs: allow compression of files without blocks Message-ID: References: <20220621064202.1078536-1-chaoliu719@gmail.com> <7fb689d9-11ba-a173-8ad4-a328a03298a8@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Ping. On Thu, Jun 23, 2022 at 12:24:04PM +0800, Chao Liu wrote: > On Wed, Jun 22, 2022 at 08:50:33PM +0800, Chao Yu wrote: > > On 2022/6/21 14:42, Chao Liu wrote: > > > From: Chao Liu > > > > > > Files created by truncate have a size but no blocks, so > > > > I didn't get it, how can we create file by truncation... > > I'm sorry I didn't make it clear. We can create a file > by passing a FILE parameter that does not exist > to the user command truncate(1) [1]. > > How about using truncate(1) instead of truncate > in the description of the change? > > Thanks, > > [1] truncate(1): https://man7.org/linux/man-pages/man1/truncate.1.html