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Date: Tue, 16 Oct 2007 21:51:39 -0700 (PDT) From: david@...g.hm To: "Theodore Ts'o" <tytso@....edu> cc: Linus Torvalds <torvalds@...ux-foundation.org>, linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [GIT PULL] ext4 update On Wed, 17 Oct 2007, Theodore Ts'o wrote: > Hi Linus, > > Please pull from: > > git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git for_linus > > It has a number random cleanups and bug fixes, and two new features. > The first is uninitialized block groups, which allows fast mke2fs > operations plus as well as speeding up e2fsck by allowing it to skip > parts of the inode tables that haven't been used yet. nice feature, is there any work on a tool to go through a well-used filesystem and mark unused block groups as uninitialized? (I would guess that such a tool may want to move files to make this so) David Lang > A checksum has > been added to block group descriptors so we can tell detect corruption > in that data structure, since we are depending on it being accurate so > we know what portion of the inode table is really in use. > > The second feature is flexible block groups, which allows inode tables > and block/inode bitmaps to be grouped together outside of the block > group that they administer, to allow contiguous regions of data blocks > to span multiple block groups, which helps for large files significantly > bigger than the size of a block group (i.e., 32 gigabytes on a 4k block > filesystem). > > All of these patches have been baking in -mm for a while. > > Regards, > > - Ted > > Andreas Dilger (1): > Ext4: Uninitialized Block Groups > > Aneesh Kumar K.V (8): > ext4: Fix sparse warnings > ext4: Convert bg_block_bitmap to bg_block_bitmap_lo > ext4: Convert bg_inode_bitmap and bg_inode_table > ext4: Convert s_blocks_count to s_blocks_count_lo > ext4: Convert s_r_blocks_count and s_free_blocks_count > ext4: Convert ext4_extent.ee_start to ext4_extent.ee_start_lo > ext4: Convert ext4_extent_idx.ei_leaf to ext4_extent_idx.ei_leaf_lo > ext4: sparse fixes > > Coly Li (1): > ext4: Remove (partial, never completed) fragment support > > Eric Sandeen (3): > ext4: remove #ifdef CONFIG_EXT4_INDEX > ext4: fix setup_new_group_blocks locking > ext4: lighten up resize transaction requirements > > Jan Kara (1): > jbd2: fix commit code to properly abort journal > > Jose R. Santos (2): > JBD2: debug code cleanup. > ext4: FLEX_BG Kernel support v2. > > Mingming Cao (6): > JBD: JBD slab allocation cleanups > JBD2: jbd2 slab allocation cleanups > JBD: replace jbd_kmalloc with kmalloc directly > JBD2: replace jbd_kmalloc with kmalloc directly. > JBD2/Ext4: Convert kmalloc to kzalloc in jbd2/ext4 > jbd2: JBD_XXX to JBD2_XXX naming cleanup > > fs/Kconfig | 1 + > fs/ext4/balloc.c | 112 ++++++++++++++++++++++++++++- > fs/ext4/dir.c | 7 -- > fs/ext4/extents.c | 14 ++-- > fs/ext4/fsync.c | 2 +- > fs/ext4/group.h | 27 +++++++ > fs/ext4/ialloc.c | 151 +++++++++++++++++++++++++++++++++++---- > fs/ext4/inode.c | 18 ++---- > fs/ext4/namei.c | 20 ----- > fs/ext4/resize.c | 59 +++++++++++----- > fs/ext4/super.c | 97 +++++++++++++++++-------- > fs/ext4/xattr.c | 7 +- > fs/jbd/commit.c | 6 +- > fs/jbd/journal.c | 99 ++------------------------ > fs/jbd/transaction.c | 12 ++-- > fs/jbd2/commit.c | 16 ++-- > fs/jbd2/journal.c | 128 ++++----------------------------- > fs/jbd2/recovery.c | 2 +- > fs/jbd2/revoke.c | 4 +- > fs/jbd2/transaction.c | 19 +++--- > include/linux/ext4_fs.h | 103 ++++++++++---------------- > include/linux/ext4_fs_extents.h | 4 +- > include/linux/ext4_fs_i.h | 5 -- > include/linux/ext4_fs_sb.h | 3 - > include/linux/ext4_jbd2.h | 6 +- > include/linux/jbd.h | 17 +++-- > include/linux/jbd2.h | 49 +++++++------ > include/linux/poison.h | 3 +- > 28 files changed, 527 insertions(+), 464 deletions(-) > create mode 100644 fs/ext4/group.h > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@...r.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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