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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 999F5C7EE2E for ; Mon, 12 Jun 2023 12:38:05 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4QfrnS1hL5z30PS for ; Mon, 12 Jun 2023 22:38:04 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linux.alibaba.com (client-ip=115.124.30.110; helo=out30-110.freemail.mail.aliyun.com; envelope-from=jefflexu@linux.alibaba.com; receiver=lists.ozlabs.org) Received: from out30-110.freemail.mail.aliyun.com (out30-110.freemail.mail.aliyun.com [115.124.30.110]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4QfrnG4FJ6z30BQ for ; Mon, 12 Jun 2023 22:37:53 +1000 (AEST) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R501e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018045176;MF=jefflexu@linux.alibaba.com;NM=1;PH=DS;RN=5;SR=0;TI=SMTPD_---0VkzKyNE_1686573465; Received: from localhost(mailfrom:jefflexu@linux.alibaba.com fp:SMTPD_---0VkzKyNE_1686573465) by smtp.aliyun-inc.com; Mon, 12 Jun 2023 20:37:46 +0800 From: Jingbo Xu To: xiang@kernel.org, chao@kernel.org, huyue2@coolpad.com, linux-erofs@lists.ozlabs.org Subject: [PATCH v7 0/5] erofs: cleanup of xattr handling Date: Mon, 12 Jun 2023 20:37:40 +0800 Message-Id: <20230612123745.36323-1-jefflexu@linux.alibaba.com> X-Mailer: git-send-email 2.19.1.6.gb485710b MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linux-erofs@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development of Linux EROFS file system List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org Errors-To: linux-erofs-bounces+linux-erofs=archiver.kernel.org@lists.ozlabs.org Sender: "Linux-erofs" changes since v6: - patch 1: s/__u32/__le32 in calculation of it->pos (Gao Xiang) - patch 4: polish the commit message (Gao Xiang) - patch 5: s/erofs_xattr_handle_string/erofs_xattr_copy_to_buffer (Gao Xiang) changes since v5: - patch 1: newly added into this series, in preparation for the following cleanup - patch 5: rename erofs_xattr_body() to erofs_xattr_handle_string() changes since v4: - patch 1: make conversions from erofs_read_metabuf() in xattr.c to "erofs_init_metabuf() + erofs_bread()" a separate patch - patch 6: add "bool copy" function parameter to erofs_xattr_body(), and thus make erofs_xattr_namematch() and erofs_xattr_copy() inlined inside erofs_xattr_body() changes since v3: - patch 1: make a unified erofs_xattr_iter_fixup() API with newly introduced "bool nospan" argument; call erofs_init_metabuf() and erofs_bread() separately instead of erofs_read_metabuf() - patch 2: avoid duplicated strlen() calculation in erofs_getxattr(); no need zeroing other fields when initializing 'struct erofs_xattr_iter' - patch 4: don't explode 'struct erofs_xattr_iter' with inode/getxattr fields; instead pass inode/getxattr parameters through function parameters of erofs_iter_[inline|shared]_xattr() - patch 5: don't explode 'struct erofs_xattr_iter' with remaining field; instead calculate and check the remaining inside erofs_iter_inline_xattr() changes since v2: - rebase to v6.4-rc2 - passes xattr tests (erofs/019,020,021) of erofs-utils [1] [1] https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git/log/?h=experimental-tests v6: https://lore.kernel.org/all/20230608113020.66626-1-jefflexu@linux.alibaba.com/ v5: https://lore.kernel.org/all/20230601024347.108469-1-jefflexu@linux.alibaba.com/ v4: https://lore.kernel.org/all/20230531031330.3504-1-jefflexu@linux.alibaba.com/ v3: https://lore.kernel.org/lkml/20230518024551.123990-1-jefflexu@linux.alibaba.com/ v2: https://lore.kernel.org/all/20230330082910.125374-1-jefflexu@linux.alibaba.com/ v1: https://lore.kernel.org/all/20230323000949.57608-1-jefflexu@linux.alibaba.com/ Jingbo Xu (5): erofs: use absolute position in xattr iterator erofs: unify xattr_iter structures erofs: make the size of read data stored in buffer_ofs erofs: unify inline/shared xattr iterators for listxattr/getxattr erofs: use separate xattr parsers for listxattr/getxattr fs/erofs/xattr.c | 662 +++++++++++++++++------------------------------ 1 file changed, 235 insertions(+), 427 deletions(-) -- 2.19.1.6.gb485710b