From: Theodore Ts'o <tytso@mit.edu>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: linux-ext4@vger.kernel.org
Subject: Re: [PATCH 04/47] libext2fs: fix endian handling error; reduce fragmentation some
Date: Mon, 17 Nov 2014 16:26:55 -0500 [thread overview]
Message-ID: <20141117212655.GD9693@thunk.org> (raw)
In-Reply-To: <20141107215108.883.87199.stgit@birch.djwong.org>
On Fri, Nov 07, 2014 at 01:51:08PM -0800, Darrick J. Wong wrote:
> If we're going to read the "nr - 1" entry in an indirect block for use
> as a "goal" input to the block allocator, we need to byteswap the
> entry. While we're at it, if we're allocating blocks for the zeroth
> entry in the indirect block, we might as well use the indirect block
> as the starting point to try to reduce fragmentation.
>
> (d_fallocate_blkmap will test this...)
>
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Applied, thanks.
- Ted
next prev parent reply other threads:[~2014-11-17 21:27 UTC|newest]
Thread overview: 104+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-07 21:50 [PATCH 00/47] e2fsprogs November 2014 patchbomb Darrick J. Wong
2014-11-07 21:50 ` [PATCH 01/47] tests: fix test scripts that don't work on non-Linux systems Darrick J. Wong
2014-11-08 1:55 ` Theodore Ts'o
2014-11-07 21:50 ` [PATCH 02/47] misc: fix compiler warnings and minor build errors Darrick J. Wong
2014-11-08 2:25 ` Theodore Ts'o
2014-11-07 21:51 ` [PATCH 03/47] dumpe2fs: don't crash when the user provides no block device argument Darrick J. Wong
2014-11-08 2:26 ` Theodore Ts'o
2014-11-07 21:51 ` [PATCH 04/47] libext2fs: fix endian handling error; reduce fragmentation some Darrick J. Wong
2014-11-17 21:26 ` Theodore Ts'o [this message]
2014-11-07 21:51 ` [PATCH 05/47] libext2fs: set BLOCK_UNINIT for non-last blockgroups if all blocks are free Darrick J. Wong
2014-11-17 22:47 ` Theodore Ts'o
2014-11-07 21:51 ` [PATCH 06/47] libext2fs: don't allow alloc_stats on bad inode/block numbers Darrick J. Wong
2014-11-17 23:00 ` Theodore Ts'o
2014-11-07 21:51 ` [PATCH 07/47] libext2fs: refactor extent head creation Darrick J. Wong
2014-12-03 3:55 ` Theodore Ts'o
2014-11-07 21:51 ` [PATCH 08/47] libext2fs: file IO routines should handle uninit blocks Darrick J. Wong
2014-12-03 3:57 ` Theodore Ts'o
2014-11-07 21:51 ` [PATCH 09/47] libext2fs: use a dynamically sized (or caller-provided) block zeroing buffer Darrick J. Wong
2014-12-12 2:37 ` Theodore Ts'o
2014-12-12 5:02 ` Darrick J. Wong
2014-12-13 16:24 ` Theodore Ts'o
2014-12-13 16:25 ` Theodore Ts'o
2014-12-15 16:09 ` Andreas Dilger
2014-11-07 21:51 ` [PATCH 10/47] libext2fs: support BLKZEROOUT/FALLOC_FL_ZERO_RANGE in ext2fs_zero_blocks Darrick J. Wong
2014-12-13 16:29 ` Theodore Ts'o
2014-12-14 3:08 ` Darrick J. Wong
2014-11-07 21:51 ` [PATCH 11/47] libext2fs: find inode goal when allocating blocks Darrick J. Wong
2014-12-14 1:13 ` Theodore Ts'o
2014-12-14 21:02 ` Darrick J. Wong
2014-11-07 21:52 ` [PATCH 12/47] libext2fs: set interior tree block goal more intelligently Darrick J. Wong
2014-12-14 1:17 ` Theodore Ts'o
2014-11-07 21:52 ` [PATCH 13/47] libext2fs: add a way to check the theoretical maximum extent tree depth Darrick J. Wong
2014-12-14 2:23 ` Theodore Ts'o
2014-12-14 3:11 ` Darrick J. Wong
2014-12-15 3:48 ` Theodore Ts'o
2014-12-15 6:38 ` Darrick J. Wong
2014-11-07 21:52 ` [PATCH 14/47] libext2fs: ext2fs_new_block2() should call alloc_block hook Darrick J. Wong
2014-11-07 21:52 ` [PATCH 15/47] misc: don't allow mk_hugefiles unless the fs supports extents Darrick J. Wong
2014-12-14 2:51 ` Theodore Ts'o
2014-11-07 21:52 ` [PATCH 16/47] dumpe2fs: 80 column outputs, please Darrick J. Wong
2014-12-14 2:52 ` Theodore Ts'o
2014-11-07 21:52 ` [PATCH 17/47] dumpe2fs: output cleanup Darrick J. Wong
2014-12-14 2:53 ` Theodore Ts'o
2014-11-07 21:52 ` [PATCH 18/47] e2fsck: only complain about no-checksum directory blocks once Darrick J. Wong
2014-12-14 2:55 ` Theodore Ts'o
2014-11-07 21:52 ` [PATCH 19/47] e2fsck: don't complain about root dir csum failures when getting lnf Darrick J. Wong
2014-12-14 2:57 ` Theodore Ts'o
2014-11-07 21:52 ` [PATCH 20/47] tune2fs: warn if extents are not enabled when turning on metadata_csum Darrick J. Wong
2014-12-14 2:58 ` Theodore Ts'o
2014-11-07 21:53 ` [PATCH 21/47] tune2fs: enable uninit_bg when disabling metadata_csum Darrick J. Wong
2014-12-14 2:58 ` Theodore Ts'o
2014-11-07 21:53 ` [PATCH 22/47] tests: testcases for enabling/disabling metadata_csum via tune2fs Darrick J. Wong
2014-12-14 3:00 ` Theodore Ts'o
2014-11-07 21:53 ` [PATCH 23/47] mke2fs: don't zero inode table blocks that are already zeroed Darrick J. Wong
2014-12-14 3:01 ` Theodore Ts'o
2014-11-07 21:53 ` [PATCH 24/47] resize2fs: don't exit if shrinking sparse_super2 fs to one bg Darrick J. Wong
2014-12-14 3:06 ` Theodore Ts'o
2014-11-07 21:53 ` [PATCH 25/47] resize2fs: quickly rewrite extent blocks when moving an inode w/ metadata_csum Darrick J. Wong
2014-12-14 3:09 ` Theodore Ts'o
2014-11-07 21:53 ` [PATCH 26/47] resize2fs: use old_fs to detect per-bg metadata blocks to free Darrick J. Wong
2014-12-15 2:09 ` Theodore Ts'o
2014-11-07 21:53 ` [PATCH 27/47] resize2fs: don't interpret bitmap shift while crossing flexbg as raid stride Darrick J. Wong
2014-12-15 2:11 ` Theodore Ts'o
2014-11-07 21:53 ` [PATCH 28/47] resize2fs: set bg flags and unused inode count when resizing Darrick J. Wong
2014-12-15 2:12 ` Theodore Ts'o
2014-11-07 21:53 ` [PATCH 29/47] resize2fs: don't mark unallocated bg metadata blocks when fixing bg flags Darrick J. Wong
2014-12-15 2:17 ` Theodore Ts'o
2014-12-15 7:09 ` Darrick J. Wong
2014-12-19 19:15 ` Darrick J. Wong
2014-11-07 21:54 ` [PATCH 30/47] resize2fs: don't play stupid games with the block count Darrick J. Wong
2014-12-15 3:13 ` Theodore Ts'o
2014-11-07 21:54 ` [PATCH 31/47] libext2fs/e2fsck: provide routines to read-ahead metadata Darrick J. Wong
2014-12-15 17:36 ` Theodore Ts'o
2014-12-15 19:19 ` Darrick J. Wong
2014-11-07 21:54 ` [PATCH 32/47] e2fsck: read-ahead metadata during passes 1, 2, and 4 Darrick J. Wong
2014-12-10 20:27 ` Darrick J. Wong
2014-12-10 22:00 ` Theodore Ts'o
2014-11-07 21:54 ` [PATCH 33/47] e2fsck: rebuild sparse extent trees/convert non-extent ext3 files Darrick J. Wong
2014-12-04 23:20 ` Andreas Dilger
2014-12-04 23:45 ` Darrick J. Wong
2014-12-11 22:05 ` [PATCH v2 " Darrick J. Wong
2014-11-07 21:54 ` [PATCH 34/47] tests: verify proper rebuilding of sparse extent trees and block map file conversion Darrick J. Wong
2014-11-07 21:54 ` [PATCH 35/47] resize2fs: convert fs to and from 64bit mode Darrick J. Wong
2014-12-15 3:32 ` Theodore Ts'o
2014-12-15 6:41 ` Darrick J. Wong
2014-12-15 17:46 ` Theodore Ts'o
2014-11-07 21:54 ` [PATCH 36/47] tests: test resize2fs 32->64 and 64->32bit conversion code Darrick J. Wong
2014-12-15 17:46 ` Theodore Ts'o
2014-11-07 21:54 ` [PATCH 37/47] libext2fs: support allocating uninit blocks in bmap2() Darrick J. Wong
2014-11-07 21:54 ` [PATCH 38/47] libext2fs: find/alloc a range of empty blocks Darrick J. Wong
2014-11-07 21:54 ` [PATCH 39/47] libext2fs: add new hooks to support large allocations Darrick J. Wong
2014-11-07 21:55 ` [PATCH 40/47] libext2fs: implement fallocate Darrick J. Wong
2014-11-07 21:55 ` [PATCH 41/47] libext2fs: use fallocate for creating journals and hugefiles Darrick J. Wong
2014-11-07 21:55 ` [PATCH 42/47] debugfs: implement fallocate Darrick J. Wong
2014-11-07 21:55 ` [PATCH 43/47] tests: test debugfs punch command Darrick J. Wong
2014-11-07 21:55 ` [PATCH 45/47] fuse2fs: translate ACL structures Darrick J. Wong
2014-11-07 21:55 ` [PATCH 46/47] fuse2fs: handle 64-bit dates correctly Darrick J. Wong
2014-11-07 21:55 ` [PATCH 47/47] fuse2fs: implement fallocate Darrick J. Wong
2014-11-12 22:43 ` [PATCH 48/47] misc: fix infinite loop when finding the start of the hugefile start range Darrick J. Wong
2014-12-03 3:06 ` Theodore Ts'o
2014-11-27 0:01 ` [PATCH 49/47] libext2fs: don't report garbage inodes with really large inodes Darrick J. Wong
2014-12-03 3:18 ` Theodore Ts'o
2014-12-04 20:39 ` [PATCH 51/47] e2fsck: force-reread of inode from disk when re-checking a checksum error Darrick J. Wong
2014-12-11 22:49 ` Theodore Ts'o
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