From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A343E3B2B3 for ; Wed, 20 Dec 2023 13:59:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="OL7AZ7SR" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8229AC433C9; Wed, 20 Dec 2023 13:59:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1703080786; bh=v4LG7qKqe/M+w+R9MpQa9X4bJKEDltOmx7SXeOQu0+g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OL7AZ7SRexIAReodySDXML3iH2ENLvevRKCZBxFla/XCSj4J9zJLC1wtYmtdpbRlk gw89uKyBFqkPsyV4hoNrqupk4BsEgh5LsguNh4j3c2o21x/mEzvpCvKSmmqQdwl0B1 xvVuzC23KncXqWNCUTWuY1Qa9RzkARpusQnqsCPKN1dYS4LT/8CzWncLobPQYMEfMJ 54ptx4MbXrSvaUFIXL6OZoAkmy/1YRQYAYX5vKtZxl87pWshX/cXjQsdNxZhlQblsB BuKQ+8HAbPp+PHB/iQ9snsIiVZLFvg45E3XPIGxrhOlpVOS6tjB7aqL9aMNHS9phbn 50aZGm6QlwLDA== From: Chao Yu To: jaegeuk@kernel.org Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, Sheng Yong , Chao Yu Subject: [PATCH 3/6] f2fs: compress: fix to check unreleased compressed cluster Date: Wed, 20 Dec 2023 21:59:31 +0800 Message-Id: <20231220135934.3471407-3-chao@kernel.org> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20231220135934.3471407-1-chao@kernel.org> References: <20231220135934.3471407-1-chao@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Sheng Yong Compressed cluster may not be released due to we can fail in release_compress_blocks(), fix to handle reserved compressed cluster correctly in reserve_compress_blocks(). Fixes: 4c8ff7095bef ("f2fs: support data compression") Signed-off-by: Sheng Yong Signed-off-by: Chao Yu --- fs/f2fs/file.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index c5e681fc1d58..c200b4c81baf 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -3643,6 +3643,15 @@ static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count) goto next; } + /* + * compressed cluster was not released due to + * it fails in release_compress_blocks(). + */ + if (blkaddr == NEW_ADDR) { + compr_blocks++; + continue; + } + if (__is_valid_data_blkaddr(blkaddr)) { compr_blocks++; continue; @@ -3652,6 +3661,9 @@ static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count) } reserved = cluster_size - compr_blocks; + if (!reserved) + goto next; + ret = inc_valid_block_count(sbi, dn->inode, &reserved); if (ret) return ret; -- 2.40.1