1 btrfs-progs-4.11 (2017-05-18)
2 * receive: fix handling empty stream with -e (multi-stream)
3 * send dump: fix printing long file names
4 * stability fixes for: dump-super, print-tree, check
5 * option parser updates: global options are parsed before the subcommand name
6 (old xfstests will fail)
7 * new and updated tests
8 * documentation updates
10 btrfs-progs-4.10.2 (2017-03-31)
11 * check: lowmem mode fix for false alert about lost backrefs
12 * convert: minor bugfix
13 * library: fix build, misisng symbols, added tests
15 btrfs-progs-4.10.1 (2017-03-17)
16 * receive: handle subvolume in path clone
17 * convert: rollback fixed (rewrite was needed to address previous design issues)
18 * build: fix build of 3rd party tools, missing <linux/sizes.h>
19 * dump-tree: print log trees
21 * new and updated tests
23 btrfs-progs-4.10 (2017-03-08)
24 * send: dump output fixes: missing newlies
25 * check: several fixes for the lowmem mode, improved error reporting
27 * removed some library deps for binaries that not use them
29 * split Makefile to the autotool generated part and the rest, not needed
30 to autogen.sh after adding a file
31 * shared code: sync easy parts with kernel sources
34 * source file reorganization: convert, mkfs, utils
35 * lots of spelling fixes in docs, other updates
38 btrfs-progs-4.9.1 (2017-01-27)
40 * use correct inode number for lost+found files
41 * lowmem mode: fix false alert on dropped leaf
42 * size reports: negative numbers might appear in size reports during device
43 deletes (previously in EiB units)
44 * mkfs: print device being trimmed
45 * defrag: v1 ioctl support dropped
46 * quota: print message before starting to wait for rescan
47 * qgroup show: new option to sync before printing the stats
49 * corrupt-block enhancements
50 * backtrace and co. cleanups
53 btrfs-progs-4.9 (2016-12-23)
54 * check: many lowmem mode updates
55 * send: use splice syscall to copy buffer from kernel
56 * receive: new option to dump the stream in textual form
58 * move sources to own directory
59 * prevent accounting of blocks beyond end of the device
60 * make it work with 64k sectorsize
61 * mkfs: move sources to own directory
62 * defrag: warns if directory used without -r
64 * new option to check stats for non-zero values
65 * add long option for -z
66 * library: version bump to 0.1.2, added subvol_uuid_search2
71 btrfs-progs-4.8.5 (2016-11-30)
72 * receive: fix detection of end of stream (error reported even for valid
75 * added test for the receive bug
76 * fix linking of library-test
78 btrfs-progs-4.8.4 (2016-11-25)
79 * check: support for clearing space cache v2 (free-space-tree)
81 * more sanity checks (with tests), cleanups
82 * fix for fstests/btrfs/038 and btrfs/117 failures
84 * fix compilation of standalone ioctl.h, pull NULL definition
85 * fix library link errors introduced in 4.8.3
87 * add more fuzzed images from bugzilla
88 * add bogus send stream checks
89 * fixups and enhancements for CI environment builds
90 * misc refinements and updates of testing framework
92 * move sources for btrfs-image to own directory
93 * deprecated and not build by default: btrfs-calc-size, btrfs-show-super
96 btrfs-progs-4.8.3 (2016-11-11)
98 * support for clearing space cache (v1)
99 * size reduction of inode backref structure
101 * fix handling of multiple snapshots (-p and -c options)
102 * transfer buffer increased (should reduce number of context switches)
103 * reuse existing file for output (-f), eg. when root cannot create files (NFS)
105 * print missing items for various structures
106 * new: dev stats, balance status item
107 * sync key names with kernel (the persistent items)
108 * subvol show: now able to print the toplevel subvolume -- the creation time
109 might be wrong though
111 * store the creation time of toplevel root inode
112 * print UUID in the summary
113 * build: travis CI for devel
115 * lots of cleanups and refactoring
116 * switched to on-stack path structure
117 * fixes from coverity, asan, ubsan
119 * updates in testing infrastructure
120 * fixed convert test 005
122 btrfs-progs-4.8.2 (2016-10-26)
123 * convert: also convert file attributes
124 * convert: fix wrong tree block alignment for unalianged block group
125 * check: quota verify fixes, handle reloc tree
126 * build: add stub for FIEMAP_EXTENT_SHARED, compiles on ancient kernels
127 * build: add stub for BUILD_ASSERT when ioctl.h is included
128 * dump-tree: don't crash on unrecognized tree id for -t
130 * add more ioctl tests
131 * convert: more symlink tests, attribute tests
132 * quota verify for reloc tree
135 btrfs-progs-4.8.1 (2016-10-12)
137 * build without backtrace support fixed
139 btrfs-progs-4.8 (2016-10-05)
140 * error handling improvements all over the place
141 * new fuzzed images, test updates
143 * minor cleanups and improvements
144 * kernel library helpers moved to own directory
145 * qgroup: fix regression leading to incorrect status after check,
148 btrfs-progs-4.7.3 (2016-09-21)
149 * fixed free space tree compat status
150 * check: low-mem mode: handle partially dropped snapshots
151 * dump-super: consolidate options for superblock copy
152 * tree-stats: check mount status
153 * subvol delete: handle verbosity option
154 * defrag: print correct error string
155 * mkfs: fix reading rotational status
158 * documentation updates
159 * enhanced tests: convert, fuzzed images, more tools to run on fuzzed
162 btrfs-progs-4.7.2 (2016-09-05)
164 * urgent fix: false report of backref mismatches; do not --repair
165 last unaffected version 4.6.1 (code reverted to that state)
167 * added more sanity checks for various structures
168 * testing images added
169 * build: udev compatibility: do not install .rules on version < 190
171 * dump-super: do not crash on garbage value in csum_type
172 * minor improvements in messages and help strings
174 * filesystem features
176 btrfs-progs-4.7.1 (2016-08-25)
178 * new optional mode: optimized for low memory usage (memory/io tradeoff)
179 * --mode=lowmem, not default, still considered experimental
180 * does not work with --repair yet
181 * convert: regression fix, ext2_subvol/image rw permissions
183 * two-staged creation, partially created filesystem will not be recognized
184 * improved error handling (fewer BUG_ONs)
185 * convert: preparation for more filesystems to convert from
186 * documentation updates: quota, qgroup
190 * more build options, enhanced debugging
192 btrfs-progs-4.7 (2016-07-29)
193 * convert: fix creating discontig extents
194 * check: speed up traversing heavily reflinked extents within a file
195 * check: verify qgroups of higher levels
196 * check: repair can now fix wrong qgroup numbers
197 * balance: new option to run in the background
198 * defrag: default extent target size changed to 32MiB
199 * du: silently skip non-btrfs dirs/files
200 * documentation updates: btrfs(5), btrfs(8), balance, subvolume, scrub,
203 * unaligned access (reported for sparc64) in raid56 parity calculations
205 * other stability fixes and cleanups
208 btrfs-progs-4.6.1 (2016-06-24)
209 * fi resize: negative resize argument accepted again
210 * qgroup rescan: fix skipping when rescan is in progress
211 * mkfs: initialize stripesize to correct value
212 * testsuite updates, mostly convert tests
213 * documentation updates
214 * btrfs-device, btrfs-restore manual pages enhanced
217 btrfs-progs-4.6 (2016-06-10)
218 * convert - major rewrite:
219 * fix a long-standing bug that led to mixing data blocks into metadata block
221 * the workaround was to do full balance after conversion, which was
222 recommended practice anyway
223 * explicitly set the lowest supported version of e2fstools to 1.41
224 * provide and install udev rules file that addresses problems with device
225 mapper devices, renames after removal
226 * send: new option: quiet
227 * dev usage: report slack space (device size minus filesystem area on the dev)
229 * build: short options to enable debugging builds
233 * more tests and other enhancements
235 btrfs-progs-4.5.3 (2016-05-11)
236 * ioctl: fix unaligned access in buffer from TREE_SEARCH; might cause SIGBUS
237 on architectures that do not support unaligned access and do not performa
239 * improved validation checks of superblock and chunk-related structures
240 * subvolume sync: fix handling of -s option
241 * balance: adjust timing of safety delay countdown with --full-balance
242 * rescue super-recover: fix reversed condition check
243 * check: fix bytes_used accounting
244 * documentation updates: mount options, scrub, send, receive, select-super,
246 * testing: new fuzzed images, for superblock and chunks
248 btrfs-progs-4.5.2 (2016-05-02)
249 * new/moved command: btrfs-calc-stats -> btrfs inspect tree-stats
250 * check: fix false alert for metadata blocks crossing stripe boundary
251 * check: catch when qgroup numbers mismatch
252 * check: detect running quota rescan and report mismatches
253 * balance start: add safety delay before doing a full balance
254 * fi sync: is now silent
255 * fi show: don't miss filesystems with partially matching uuids
256 * dev ready: accept only one argument for device
257 * dev stats: print "devid:N" for a missing device instead of "(null)"
259 * lowest supported version of e2fsprogs is 1.41
260 * minor cleanups, test updates
262 btrfs-progs-4.5.1 (2016-03-31)
263 * mkfs: allow DUP on multi-device filesystems
264 * bugfixes: build fixes, assorted other fixes
266 btrfs-progs-4.5 (2016-03-20)
268 * btrfs-show-super -> btrfs inspect-internal dump-super
269 * btrfs-debug-tree -> btrfs inspect-internal dump-tree
272 * btrfs fi du - calculate disk usage, including shared extents
275 * device delete - delete by id (needs kernel support, not merged to
277 * check - new option to specify chunk root
278 * debug-tree/dump-tree - option -t understands human readable name of
279 the tree (along numerical ids)
280 * btrfs-debugfs - can dump block group information
283 * all commands should accept the option separator "--"
284 * several fixes in device scan
285 * restore works on filesystems with sectorsize > 4k
286 * debug-tree/dump-tree - print compression type as string
287 * subvol sync: fix crash, memory corruption
288 * argument parsing fixes: subvol get-default, qgroup create/destroy/
289 assign, inspect subvolid-resolve
290 * check for block device or regular file in several commands
293 * documentation updates
294 * manual pages for the moved tools now point to btrfs-filesystem
297 btrfs-progs-4.4.1 (2016-02-26)
298 * find-root: don't skip the first chunk
299 * free-space-tree compat bits fix
300 * build: target symlinks
301 * documentation updates
304 btrfs-progs-4.4 (2016-01-18)
305 User visible changes:
306 * mkfs.btrfs --data dup
308 People asked about duplicating data on a single device for a long time. There
309 are no technical obstacles preventing that, so it got enabled with a warning
310 about potential dangers when the device will not do the duplicated copies. See
311 mkfs.btrfs section DUP PROFILES ON A SINGLE DEVICE.
313 * support balance filters added/enhanced in linux 4.4
314 * usage=min..max -- enhanced to take range
315 * stripes=min..max -- new, filter by stripes for raid0/10/5/6
316 * limit=min..max -- enhanced to take range
317 Note: due to backward compatibility, the range maximum for 'usage' is not
318 inclusive as for the others, to keep the same behaviour as usage=N .
320 * manual pages enhanced (btrfs, mkfs, mount, filesystem, balance)
321 * error messages updates, rewordings -- some fstests may break due to that
322 * added support for free-space-tree implementation of space cache -- this
323 requires kernel 4.5 and is not recommended for non-developers yet
324 * btrfs filesystem usage works with mixed blockgroups
327 * installation to /usr/local -- this has unintentionally changed during
328 conversion to autotools in 3.19
329 * check: fix a false alert where extent record has wrong metadata flag
330 * improved stability on fuzzed/crafted images when reading sys array in
332 * build: the 'ar' tool is properly detected during cross-compilation
333 * debug-tree: option -t understands ids for tree root and chunk tree
334 * preparatory work for btrfs-convert rewrite
335 * sparse, gcc warning fixes
336 * more memory allocation failure handling
341 * chunk recovery: fix floating point exception
342 * chunk recovery: endianity bugfix during rebuild
343 * mkfs with 64K pages and nodesize reported superblock checksum mismatch
344 * check: properly reset nlink of multi-linked file
346 btrfs-progs-4.3.1 (2015-11-16)
348 * device delete: recognize 'missing' again
349 * mkfs: long names are not trimmed when doing ssd check
350 * support partitioned loop devices
352 * replace several mallocs with on-stack variables
353 * more memory allocation failure handling
354 * add tests for bugs fixed
355 * cmd-device: switch to new message printing helpers
356 * minor code cleanups
358 btrfs-progs-4.3 (2015-11-06)
360 * mixed mode is not forced for filesystems smaller than 1GiB
361 * mixed mode broken with mismatching sectorsize and nodesize, fixed
362 * print version info earlier
363 * print devices sorted by id
364 * do not truncate target image with --rootsize
366 * don't print global block reserve
368 * minor output tuning
371 * div-by-zero fix on an empty filesystem
374 * more superblock sanity checks
375 * consistently round size of all devices down to sectorsize
377 * convert: don't try to rollback with a half-deleted ext2_saved
380 * check: add progress indicator
381 * scrub: enhanced error message
382 * show-super: read superblock from a given offset
384 * docs: update manual page for mkfs.btrfs, btrfstune, balance,
385 convert and inspect-internal
386 * build: optional build with more warnings (W=...)
387 * build: better support for static checkers
388 * build: html output of documentation
389 * pretty-print: last_snapshot for root_item
390 * pretty-print: stripe dev uuid
391 * error reporting wrappers, introduced and example use
392 * refactor open_file_or_dir
393 * other docs and help updates
395 * test for nodes crossing stripes
396 * test for broken 'subvolume sync'
397 * basic tests for mkfs, raid option combinations
398 * basic tests for fuzzed images (check)
399 * command intrumentation (eg valgrind)
400 * print commands if requested
401 * add README for tests
403 btrfs-progs-4.2.3 (2015-10-19)
404 * subvol sync: make it actually work again: it's been broken since 4.1.2,
405 due to a reversed condition it returned immediately instead of waiting
406 * scanning: do not scan already discovered filesystems (minor optimization)
407 * convert: better error message in case the filesystem is not finalized
408 * restore: off-by-one symlink path check fix
410 btrfs-progs-4.2.2 (2015-10-05)
411 * fi label: use fallback if the label ioctl is not available
412 * convert: check nodesize constraints against commandline features (-O)
413 * scrub: report status 'running' until all devices are finished
414 * device scanning might crash in some scenarios
415 * fi usage: print summary for non-root users
417 btrfs-progs-4.2.1 (2015-09-20)
418 * fix an off-by-one error in cross-stripe boundary check
419 * if nodesize was 64k, any metadata block was reported as crossing,
420 this leads to mkfs failure for example due to "no free blocks
422 * for other nodesizes, if the end of the metadata block was 64k
423 aligned, it was incorrectly reported by fsck
424 * convert: don't write uninitialized data to image
426 * don't loop with option -t0
427 * don't create threads if compression is not requested
428 * other: minor cleanups
430 btrfs-progs-4.2 (2015-09-03)
432 * mkfs: do not create extra single chunks on multiple devices
433 * resize: try to guess the minimal size, 'inspect min-dev-size'
434 * qgroup assign: add option to schedule rescan
435 * chunk-recover: be more verbose about the scanning process
438 * find stripes crossing stripe boundary -- created by convert
439 * print correct range for file hole when there are no extents
440 and learn how to fix it
441 * replace: more sanity checks
442 * convert: concurrency fixes related to reporting progress
443 * find-root: option -a will not skip the current root anymore
444 * subvol list: fix occasional crash
445 * do not create stripes crossing stripe boundary
447 * fixes for musl libc
448 * preliminary support for android (not working yet, more code changes
450 * new EXTRA_CFLAGS and EXTRA_LDFLAGS
453 * tests: lots of updates, new tests, framework improvements
454 * documentation updates
455 * debugging: print-tree shows stripe length
457 btrfs-progs-4.1.2 (2015-07-14)
458 * urgent bugfix: mkfs creates invalid filesystem, must be recreated
460 btrfs-progs-4.1.1 (2015-07-10) -- Do not use this version!
462 * defrag: threshold overflow fix
464 * check if items fit into the leaf space
467 * create only desired block groups for single device
468 * preparatory work for fix on multiple devices
470 * new alias for 'device delete': 'device remove'
472 * fix compilation on old gcc (4.3)
473 * documentation updates
474 * debug-tree: print nbytes
475 * test: image for corrupted nbytes
476 * corrupt-block: let it kill nbytes
478 btrfs-progs-4.1 (2015-06-22)
480 * fsck.btrfs: no bash-isms
481 * bugzilla 97171: invalid memory access (with tests)
483 * cloning works with --chroot
484 * capabilities not lost
485 * mkfs: do not try to register bare file images
486 * option --help accepted by the standalone utilities
489 * corrupt block: ability to remove csums
491 * warn if metadata redundancy is lower than for data
492 * options to make the output quiet (only errors)
493 * mixed case names of raid profiles accepted
495 * more comprehensive, 'key: value' format
498 * print received uuid
500 * new options to specify size units
501 * sync: grab all deleted ids and print them as they're removed,
502 previous implementation only checked if there are any to be
503 deleted - change in command semantics
504 * scrub: print timestamps in days HMS format
506 * can specify mount point, do not rely on /proc
507 * can work inside subvolumes
508 * send: new option to send stream without data (NO_FILE_DATA)
509 * convert: specify incompat features on the new fs
511 * show: distinguish no limits and 0 limit value
512 * limit: ability to clear the limit
513 * help for 'btrfs' is shorter, 1st level command overview
514 * debug tree: print key names according to their C name
519 * rewrite uuid on a filesystem image
520 * new option to turn on NO_HOLES incompat feature
523 * standalone btrfs-zero-log
526 * testing framework updates
528 * btrfstune feature setting test
530 * more testing image formats
531 * manual page updates
532 * ioctl.h synced with current kernel uapi version
533 * convert: preparatory works for more filesystems (reiserfs pending)
534 * use static buffers for path handling where possible
535 * add new helpers for send uilts that check memory allocations,
536 switch all users, deprecate old helpers
537 * Makefile: fix build dependency generation
538 * map-logical: make it work again
540 btrfs-progs-4.0.1 (2015-05-20)
542 * can restore symlinks, new option --symlinks
543 * long option variants added
544 * convert: dropped dependency on acl.h header and libacl is not required
546 * fix for 'check' crash
547 * device remove error message fix
548 * preparatory works for fsid change
550 btrfs-progs-4.0 (2015-04-29)
552 * don't accept file as an argument (it's confusing)
553 * print better error message in case of an error
554 * restore: optionally restore metadata (time, mode, uid/gid)
555 * receive: optionally enforce chroot
556 * new rescue subcommand 'zero-log', same as btrfs-zero-log, but now also
557 part of the main utility
559 * free space checks match kernel, fixes incorrect reports
560 * convert: fix setting of checksum bit if --no-datasum is used
561 * fsck.btrfs: don't print messages
562 * fix quota rescan on PPC64 (mangled ioctl number)
564 * documentation: files renamed to .asciidoc, misc fixups
566 btrfs-progs-3.19.1 (2015-03-25)
568 * new option to specify metadata block size
569 * --no-progress actually works
570 * restore: properly handle the page boundary corner case
572 * missing macro from public header, BTRFS_BUILD_VERSION
573 * wrong handling of --enable-convert
574 * fi usage: reports correct space for degraded mounts
576 * mkfs: help string updates
577 * completion: added 'usage' subcommands
578 * cleanups in qgroup code, preparatory work
580 btrfs-progs-3.19 (2015-03-11)
581 * build converted to autotools
583 * restore can now run in parallel threads
584 * fixed restore of multiple image from multiple devices onto a single
586 * introduced metadump v2
587 * check: make --init-csum-tree and --init-extent-tree work together
588 * find-new: option to search through all metadata even if a root was
590 * convert: show progress by default, can be turned off
591 * corrupt-block: option to work on a specific root
592 * bash completion script for all subcommands
594 btrfs-progs-3.18.2 (2015-01-27)
595 * qgroup show: print human readable sizes, options to say otherwise
596 * check: new option to explicitly say no to writes
597 * mkfs: message about trimming is not printed to stderr
598 * fi show: fixed return value
599 * tests: new infrastructure
600 * btrfstune: force flag can be used together with seeding option
601 * backtrace support is back
603 * doc and help updates
605 btrfs-progs-3.18.1 (2015-01-09)
607 * documentation updates
609 btrfs-progs-3.18 (2014-12-30)
610 * mkfs - skinny-metadata feature is now on by default, first introduced in
612 * filesystem usage - give an overview of fs usage in a way that's more
613 comprehensible than existing 'fi df'
614 * device usage - more detailed information about per-device allocations
616 * option to set a different tree root byte number
617 * ability to link lost files to lost+found, caused by a recent kernel
619 * repair of severely corrupted fs (use with care)
620 * convert - option to show progress
621 * subvol create - print the commit mode inline, print the global mode only
623 * other updates: musl-libc support, coverity bugfixes, new test images,
626 btrfs-progs-3.17.3 (2014-12-04)
627 * convert: fix conversion of sparse ext* filesystems
628 * show: resolve to the correct path
629 * fsck: more verbose error for root dir problems
631 btrfs-progs-3.17.2 (2014-11-19)
633 * add ability to replace missing dir item/dir indexes
634 * fix missing inode items
635 * create missing root dirid
636 * corrupt block: enhancements for testing fsck
637 * zero-log: able to reset a fs with bogus log tree pointer (bug_72151)
639 btrfs-progs-3.17.1 (2014-11-04)
640 * fi df: argument handling
641 * fix linking with libbtrfs
642 * replace: better error reporting
643 * fi show: fixed stall if run concurrently with balance
644 * check: fixed argument parsing for --subvol-extents
645 * fi df: SI prefixes corrected
647 btrfs-progs-3.17 (2014-10-17)
648 * check: --init-csum-tree actually does something useful, rebuilds the
650 * /dev scanning for btrfs devices is gone
651 * /proc/partitions scanning is gone, blkid is used exclusively
652 * new subcommand subvolume sync
653 * filesystem df: new options to set unit format
654 * convert: allow to copy label from the origin, or specify a new one
656 btrfs-progs-3.16.2 (2014-10-01)
657 * a few fixes in fsck and image tools
659 btrfs-progs-3.16.1 (2014-09-15)
660 * print GlobalReserve in fi df output
661 * new option -R in subvol list
662 * library version defines
663 * static build is fixed
664 * build without documentation is possible
666 btrfs-progs-3.16 (2014-08-26)
667 * mkfs: new option to specify UUID, drop experimental notice
668 * check: new option to verify quotas, reduced memory requirements, new
669 option to print extent sharing
670 * restore: check length before decompression, more error handling, option
671 to loop during restoring
672 * balance: new filter 'limit'
673 * recover: allow to read all sb copies
674 * btrfstune: new option to force dangerous changes
675 * receive: new option to limit number of errors
676 * show-super: skip unrecognized sb, add option to force
677 * debug-tree: print tree by id
678 * documentation updates
680 btrfs-progs-3.14.2 (2014-05-29)
681 * documentation is now written in asciidoc and there are manpages for each
685 btrfs-progs-3.14.1 (2014-04-18)
686 * properties: fix handling of option -t
687 * restore: fix reading of compressed extents
688 * minor code and doc updates
690 btrfs-progs-3.14 (2014-04-06)
691 * fsck: fixes and enhancements to --init-extent-tree mode
692 * fsck: chunk-recover updates
693 * scrub: add force option -f
694 * send: check if subvolumes are read-only
695 * subvol delete: add options to affect commit behaviour
696 * btrfs: add property command group
697 * restore: add dry-run option
698 * restore: fix restoring of compressed files
699 * mkfs: support for no-holes feature
700 * mkfs: option -r deals with hardlinks and relative paths
701 * mkfs: discard phase is interruptible
702 * documentation updates
704 btrfs-progs-3.12 (2013-11-25)
705 * announcement, tarballs
706 * first release after 0.19 (2009/06) with a lot of changes