From: "Darrick J. Wong" Subject: Re: [PATCH v3 00/30] e2fsprogs: inline data refinement patch set Date: Fri, 6 Dec 2013 17:53:21 -0800 Message-ID: <20131207015321.GC10143@birch.djwong.org> References: <1386323897-2354-1-git-send-email-wenqing.lz@taobao.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-ext4@vger.kernel.org, "Theodore Ts'o" , Zheng Liu To: Zheng Liu Return-path: Received: from userp1040.oracle.com ([156.151.31.81]:21299 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752029Ab3LGBxa (ORCPT ); Fri, 6 Dec 2013 20:53:30 -0500 Content-Disposition: inline In-Reply-To: <1386323897-2354-1-git-send-email-wenqing.lz@taobao.com> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Fri, Dec 06, 2013 at 05:57:47PM +0800, Zheng Liu wrote: > Hi all, > > This is the third version of inline data patch set for e2fsprogs. In > this version, I made most changes according to Darrick's comments. As > always any comment or suggestion are welcome. > > Ted, patch 01 ~ 08 are taken from Darrick's patchbomb. I don't touch > them. Please let me know if I can do something for your review. As soon as the last regression tests finish I will blast this out. Probably tomorrow morning. > Darrick, I don't pick up your patch that tries to handle _DIR_NO_SPACE > error in ext2fs_link() because after applied that path some tests won't > pass. So I prefer to put this problem into TODO list. That patch turned out to be a disaster so I kicked it out of my patchbomb set. I'll ... work on it later. (Also, I probably won't get to reviewing this iteration for a couple of days...) --D > > changelog: > v3: > * Check inline_data feature in extended attribute API [patch 09] > * Define a new interface (ext2fs_dirent_swab_in2/out2) [patch 10] for > inline data and use them in ext2fs_inline_data_dir_iterate() > [patch 11, 14] > * Define a new flag (BLOCK_INLINE_DATA_CHANGED) to reflect that inline > data has been changed [patch 17] > * Use ext2fs_bmap2() in ext2fs_inline_data_expand() [patch 17] > * Return EXT2_ET_INLINE_DATA_NO_BLOCK in ext2fs_bmap2() [patch 17] > * Refactor out the code of ext2fs_inline_data_expand() [patch 19] > * Remove useless variable 'start' [patch 19] > * Typo fixes [patch 21,22] > * Turn off inline_data feature in tune2fs [patch 22] > * Change type from 'int' to 'unsigned int' for cache_size [patch 29] > > v2: > * Rebase against e2fsprogs/next branch > * Based against darrick's extended attribute API > * Remove 'libext2fs: add INLINE_DATA into EXT2_LIB_SOFTSUPP_INCOMPAT' > patch that has been applied > * Refine the interface of inline data. Now no any interface is > exported to outside caller. All interfaces are only exported > for developers > * Refactor ext2fs_inline_data_dir_iterate() so that it can call > ext2fs_process_dir_block directly > * Fix big-endian problem in handle parent inode in i_block > * Remove ext2fs_inode_has_inline_data() interface > * Export inode cache creation interface for unit test > * Coding style fixes > * Bug fixes > > v1: > * Revise the interfaces of liext2fs. > > * Implement ext2fs_punch_inline_data in lib/ext2fs/punch.c. Now if you > want to truncate an inode with inline data, you need to call > ext2fs_punch(), and it will handle inline data. > > * Remove ext2fs_inline_data_dirsearch() function. Now we don't support > dirsearch command for an inode with inline data in debugfs. > > * Ext2fs_mkdir() refinement. Now if we want to create a directory with > inline data, we just need to call ext2fs_mkdir(). This function will > try to create a new directory with inline data if inline_data feature > is enabled. > > * Fix big-endian bug in some functions. When ext2fs_read_inode() tries > to read an inode into memory, it will handle big-endian by itself. > Thus, we don't need to handle it manually. > > * Fix a bug in e2fsck/pass3. When we try to expand a 'lost+found' dir, > we don't need to handle inline data because this dir shouldn't have > this flag. > > Regards, > - Zheng > > Darrick J. Wong (8): > libext2fs: support modifying arbitrary extended attributes > libext2fs: various tweaks to the xattr editor APIs > libext2fs: extend xattr api to query number of attrs > libext2fs: fix memory leaks in extended attribute code > libext2fs: fix block leak when releasing xattr block > libext2fs: remove redundant code > libext2fs: free key/value pairs before reading > debugfs: dump all extended attributes > > Zheng Liu (22): > libext2fs: check inline_data in ext2fs_xattrs_read/write > libext2fs: define new dirent_swab interfaces for inline data > libext2fs: handle inline data in dir iterator function > libext2fs: handle inline_data in block iterator function > debugfs: make stat command support inline data > debugfs: make expand command support inline data > debugfs: make mkdir command support inline data > debugfs: make lsdel command support inline data > debugfs: handle inline_data feature in bmap command > debugfs: handle inline data feature in punch command > libext2fs: handle inline data in read/write function > libext2fs: add inline_data feature into EXT2_LIB_FEATURE_INCOMPAT_SUPP > mke2fs: add inline_data support in mke2fs > tune2fs: add inline_data feature in tune2fs > e2fsck: add problem descriptions and check inline data feature > e2fsck: check inline_data in pass1 > e2fsck: check inline_data in pass2 > e2fsck: check inline_data in pass3 > tests: change result in f_bad_disconnected_inode > mke2fs: enable inline_data feature on ext4dev filesystem > libext2fs: export inode cahce creation function > libext2fs: add a unit test for inline data > > debugfs/debugfs.c | 104 ++-- > debugfs/filefrag.c | 12 +- > debugfs/lsdel.c | 20 +- > e2fsck/pass1.c | 84 ++- > e2fsck/pass2.c | 128 ++++- > e2fsck/pass3.c | 12 + > e2fsck/problem.c | 14 + > e2fsck/problem.h | 10 + > e2fsck/rehash.c | 2 + > lib/ext2fs/Makefile.in | 16 +- > lib/ext2fs/Makefile.pq | 1 + > lib/ext2fs/bmap.c | 7 + > lib/ext2fs/dblist_dir.c | 16 +- > lib/ext2fs/dir_iterate.c | 62 ++- > lib/ext2fs/expanddir.c | 2 + > lib/ext2fs/ext2_err.et.in | 27 + > lib/ext2fs/ext2_fs.h | 10 + > lib/ext2fs/ext2fs.h | 48 +- > lib/ext2fs/ext2fsP.h | 24 +- > lib/ext2fs/ext_attr.c | 856 +++++++++++++++++++++++++++++++ > lib/ext2fs/fileio.c | 106 ++++ > lib/ext2fs/inline_data.c | 811 +++++++++++++++++++++++++++++ > lib/ext2fs/inode.c | 8 +- > lib/ext2fs/mkdir.c | 77 ++- > lib/ext2fs/newdir.c | 25 + > lib/ext2fs/punch.c | 28 +- > lib/ext2fs/swapfs.c | 27 +- > lib/ext2fs/valid_blk.c | 7 + > misc/mke2fs.8.in | 3 + > misc/mke2fs.c | 18 +- > misc/mke2fs.conf.in | 2 +- > misc/tune2fs.8.in | 3 + > misc/tune2fs.c | 99 +++- > tests/f_bad_disconnected_inode/expect.1 | 9 + > tests/r_inline_xattr/expect | 6 +- > 35 files changed, 2535 insertions(+), 149 deletions(-) > create mode 100644 lib/ext2fs/inline_data.c > > -- > 1.7.9.7 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-ext4" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html