From nobody Sun Apr 19 02:14:17 2026 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 78233C43334 for ; Thu, 7 Jul 2022 09:11:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234120AbiGGJLh (ORCPT ); Thu, 7 Jul 2022 05:11:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53368 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231710AbiGGJLf (ORCPT ); Thu, 7 Jul 2022 05:11:35 -0400 Received: from mail-pf1-x42d.google.com (mail-pf1-x42d.google.com [IPv6:2607:f8b0:4864:20::42d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 506102656F for ; Thu, 7 Jul 2022 02:11:35 -0700 (PDT) Received: by mail-pf1-x42d.google.com with SMTP id o12so4589419pfp.5 for ; Thu, 07 Jul 2022 02:11:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=rLwmhSdpdM0C2SVR68sGMkumfQBnYqE+SwvxgblZSQI=; b=Ht68Liz/PdKg9Ry0GeqLbp2oQCcabi48+LILOgsPbOxMLrLNZ2oi07LBiAGB82ZTu8 pgWiMu6T+6H7vmy3j4gbQ9bxxbq26fco8Z2Vd/VVo3BfSUf+U7BkTBAcY63cQPvQqSIj 7nEh8qwkng2wdUG/xIbq3AWa0Co1kd24lKfq+AOUTMR8/mW9LyF6cyMXxdo57Hjys6Gq JqyrBdPjyMUW1Vc0s7+sIiHGMM8z6e5zHpdTTRpsQFRPPftmdQTKKn1uNyTkZKJE8rfK cHrYk7TEWI8Yun0/8p5X8oQob/Tjdxk8oJOj3fcbFZQzEtlGX4yZYh31NbK7DcMKxM7k da4Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=rLwmhSdpdM0C2SVR68sGMkumfQBnYqE+SwvxgblZSQI=; b=QEs9dVB/wfX7JBbpZ3gEQ4n2d5JO2/n+O67Gk/nyIJlhzN9GV8mkTahzUqY0NXecMN PdQwVeiCj9BQCoWEVwYrSpfcR3UM78MPEnyLNpfh9u37uFcx1bx3wX0MCj0aptpWNMeM uCcARzsINZBw0ZEicPS//vj/HHp9wWa44yFbmV4R9Q6Hal9wTnNvxcryjpNSA/Rlzj0g vI9dFndYaY47eHCplOdw/GHuNzIzxNWG1m/2vjwncVF1KBsbHFpOWbiqmlvQu46bncNv PhaORAeQwSUV1okXB03yvF0ChFLztgBwX9hpyrOXdnnpGtWGLMGNBMuK186rurOALm4/ 3+Nw== X-Gm-Message-State: AJIora9Jv0wJA2knPoB6Bn1IvOFC9Q6RUZp1SJYqjfn6Zmli7Fedh/vh 2/tKU0MvgG1D/Is2w9GQTqBMkjOLj8aOEg== X-Google-Smtp-Source: AGRyM1vbSbhepsSwLUQImCVGxM/MHJn8HE8BrF2aXTsRMMIPVGnwRPzoKRTvrhNWq7cjprjGU4/Ufw== X-Received: by 2002:a17:902:e5c3:b0:16a:67e7:d999 with SMTP id u3-20020a170902e5c300b0016a67e7d999mr49837459plf.32.1657185094633; Thu, 07 Jul 2022 02:11:34 -0700 (PDT) Received: from localhost.localdomain ([156.236.96.165]) by smtp.gmail.com with ESMTPSA id m7-20020a17090a34c700b001ef8dd1315esm7788617pjf.27.2022.07.07.02.11.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Jul 2022 02:11:34 -0700 (PDT) From: Chao Liu To: Jaegeuk Kim , Chao Yu Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, Yue Hu , Wayne Zhang , Chao Liu Subject: [PATCH v2] f2fs: allow compression of files without blocks Date: Thu, 7 Jul 2022 17:09:24 +0800 Message-Id: <20220707090924.4183376-1-chaoliu719@gmail.com> X-Mailer: git-send-email 2.36.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Chao Liu Files created by truncate(1) have a size but no blocks, so they can be allowed to enable compression. Signed-off-by: Chao Liu Reviewed-by: Chao Yu --- v2: - update commit message: truncate -> truncate(1) fs/f2fs/file.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 0f29af7876a6..f7a82858486a 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -1879,7 +1879,7 @@ static int f2fs_setflags_common(struct inode *inode, = u32 iflags, u32 mask) if (iflags & F2FS_COMPR_FL) { if (!f2fs_may_compress(inode)) return -EINVAL; - if (S_ISREG(inode->i_mode) && inode->i_size) + if (S_ISREG(inode->i_mode) && F2FS_HAS_BLOCKS(inode)) return -EINVAL; set_compress_context(inode); -- 2.36.1