1 btrfs-progs-4.14.1 (2018-01-05)
2 * dump-tree: print times of root items
3 * check: fix several lowmem mode bugs
4 * convert: fix rollback after balance
6 * new and updated tests, enabled lowmem mode in CI
12 btrfs-progs-4.14 (2017-11-16)
13 * build: libzstd now required by default
14 * check: more lowmem mode repair enhancements
15 * subvol set-default: also accept path
16 * prop set: compression accepts no/none, same as ""
17 * filesystem usage: enable for filesystem on top of a seed device
18 * rescue: new command fix-device-size
21 * cleanups and refactoring
24 btrfs-progs-4.13.3 (2017-10-16)
25 * check: fix --force, wrong check for a mounted block device
26 * build: fix --with-convert parsing
27 * subvol list: don't list TOPLEVEL
30 btrfs-progs-4.13.2 (2017-10-06)
32 * don't list toplevel subvolume among deleted (broken since 4.8.3)
33 * minor adjustments of uuid print format
35 * fix swapped behaviour of --commit-each and --commit-after
36 * fix potentially lost sync if subvolumes are from different filesystems
37 * check: add cache for metadata blocks, should improve performance
39 * new tests, testsuite updates
43 btrfs-progs-4.13.1 (2017-09-25)
44 * image: speed up generating the sanitized names, do not generate unprintable chars
45 * completion: add missing commands, better mount point detection
46 * restore: add zstd support; libzstd detected automatically, will be
47 requested by default in the future, or can be configured out
49 * misc fixes found by sparse
50 * doc enhancements, ioctl manual page started
51 * updated and new tests
54 btrfs-progs-4.13 (2017-09-08)
55 * convert: reiserfs support
56 * check: new option --force to allow check of a mounted filesystem (no repair)
57 * mkfs: --rootdir will now copy special files
58 * dump-tree: minor output changes
59 * inspect rootid: accept file as arugment
60 * dev usage: don't calculate slack space for missing devices
61 * fi du: don't print error on EMPTY_SUBVOL (inode number 2)
63 * fixed support for sanitization features on gcc (tsan, asan, ubsan)
66 * misc cleanups and stability fixes
67 * travis CI enhancements
68 * new tests, fuzzed images
71 btrfs-progs-4.12.1 (2017-08-25)
73 * fix cross-compilation
74 * use gnu90 explicitly
75 * dump-tree: more relaxed checks so -b can print block on a damaged fs
76 * convert: fix the 1MB range exclusion
77 * check: more dir_item hash checks
79 * added missing getopt spec for some options
84 btrfs-progs-4.12 (2017-07-26)
85 * subvol show: new options --rootid, --uuid to show subvol by the given spec
86 * convert: progress report fixes, found by tsan
87 * image: progress report fixes, found by tsan
88 * fix infinite looping in find-root, or when looking for free extents
92 * build: ThreadSanitizer support
93 * tests: stricter checks for mounted filesystem
95 btrfs-progs-4.11.1 (2017-06-30)
96 * image: restoring from multiple devices
97 * dev stats: make --check option work
98 * check: fix false alert with extent hole on a NO_HOLE filesystem
99 * check: lowmem mode, fix false alert in case of mixed inline and compressed
101 * convert: work with large filesystems (many TB)
102 * convert: fix overwriting of eb header flags
103 * convert: do not clear NODATASUM flag in inodes when run with --no-datasum
105 * build: sync Android.mk with Makefile
108 * fix 008 and 009, shell quotation mistake
110 btrfs-progs-4.11 (2017-05-18)
111 * receive: fix handling empty stream with -e (multi-stream)
112 * send dump: fix printing long file names
113 * stability fixes for: dump-super, print-tree, check
114 * option parser updates: global options are parsed before the subcommand name
115 (old xfstests will fail)
116 * new and updated tests
117 * documentation updates
119 btrfs-progs-4.10.2 (2017-03-31)
120 * check: lowmem mode fix for false alert about lost backrefs
121 * convert: minor bugfix
122 * library: fix build, misisng symbols, added tests
124 btrfs-progs-4.10.1 (2017-03-17)
125 * receive: handle subvolume in path clone
126 * convert: rollback fixed (rewrite was needed to address previous design issues)
127 * build: fix build of 3rd party tools, missing <linux/sizes.h>
128 * dump-tree: print log trees
130 * new and updated tests
132 btrfs-progs-4.10 (2017-03-08)
133 * send: dump output fixes: missing newlies
134 * check: several fixes for the lowmem mode, improved error reporting
136 * removed some library deps for binaries that not use them
138 * split Makefile to the autotool generated part and the rest, not needed
139 to autogen.sh after adding a file
140 * shared code: sync easy parts with kernel sources
143 * source file reorganization: convert, mkfs, utils
144 * lots of spelling fixes in docs, other updates
147 btrfs-progs-4.9.1 (2017-01-27)
149 * use correct inode number for lost+found files
150 * lowmem mode: fix false alert on dropped leaf
151 * size reports: negative numbers might appear in size reports during device
152 deletes (previously in EiB units)
153 * mkfs: print device being trimmed
154 * defrag: v1 ioctl support dropped
155 * quota: print message before starting to wait for rescan
156 * qgroup show: new option to sync before printing the stats
158 * corrupt-block enhancements
159 * backtrace and co. cleanups
162 btrfs-progs-4.9 (2016-12-23)
163 * check: many lowmem mode updates
164 * send: use splice syscall to copy buffer from kernel
165 * receive: new option to dump the stream in textual form
167 * move sources to own directory
168 * prevent accounting of blocks beyond end of the device
169 * make it work with 64k sectorsize
170 * mkfs: move sources to own directory
171 * defrag: warns if directory used without -r
173 * new option to check stats for non-zero values
174 * add long option for -z
175 * library: version bump to 0.1.2, added subvol_uuid_search2
180 btrfs-progs-4.8.5 (2016-11-30)
181 * receive: fix detection of end of stream (error reported even for valid
184 * added test for the receive bug
185 * fix linking of library-test
187 btrfs-progs-4.8.4 (2016-11-25)
188 * check: support for clearing space cache v2 (free-space-tree)
190 * more sanity checks (with tests), cleanups
191 * fix for fstests/btrfs/038 and btrfs/117 failures
193 * fix compilation of standalone ioctl.h, pull NULL definition
194 * fix library link errors introduced in 4.8.3
196 * add more fuzzed images from bugzilla
197 * add bogus send stream checks
198 * fixups and enhancements for CI environment builds
199 * misc refinements and updates of testing framework
201 * move sources for btrfs-image to own directory
202 * deprecated and not build by default: btrfs-calc-size, btrfs-show-super
205 btrfs-progs-4.8.3 (2016-11-11)
207 * support for clearing space cache (v1)
208 * size reduction of inode backref structure
210 * fix handling of multiple snapshots (-p and -c options)
211 * transfer buffer increased (should reduce number of context switches)
212 * reuse existing file for output (-f), eg. when root cannot create files (NFS)
214 * print missing items for various structures
215 * new: dev stats, balance status item
216 * sync key names with kernel (the persistent items)
217 * subvol show: now able to print the toplevel subvolume -- the creation time
218 might be wrong though
220 * store the creation time of toplevel root inode
221 * print UUID in the summary
222 * build: travis CI for devel
224 * lots of cleanups and refactoring
225 * switched to on-stack path structure
226 * fixes from coverity, asan, ubsan
228 * updates in testing infrastructure
229 * fixed convert test 005
231 btrfs-progs-4.8.2 (2016-10-26)
232 * convert: also convert file attributes
233 * convert: fix wrong tree block alignment for unalianged block group
234 * check: quota verify fixes, handle reloc tree
235 * build: add stub for FIEMAP_EXTENT_SHARED, compiles on ancient kernels
236 * build: add stub for BUILD_ASSERT when ioctl.h is included
237 * dump-tree: don't crash on unrecognized tree id for -t
239 * add more ioctl tests
240 * convert: more symlink tests, attribute tests
241 * quota verify for reloc tree
244 btrfs-progs-4.8.1 (2016-10-12)
246 * build without backtrace support fixed
248 btrfs-progs-4.8 (2016-10-05)
249 * error handling improvements all over the place
250 * new fuzzed images, test updates
252 * minor cleanups and improvements
253 * kernel library helpers moved to own directory
254 * qgroup: fix regression leading to incorrect status after check,
257 btrfs-progs-4.7.3 (2016-09-21)
258 * fixed free space tree compat status
259 * check: low-mem mode: handle partially dropped snapshots
260 * dump-super: consolidate options for superblock copy
261 * tree-stats: check mount status
262 * subvol delete: handle verbosity option
263 * defrag: print correct error string
264 * mkfs: fix reading rotational status
267 * documentation updates
268 * enhanced tests: convert, fuzzed images, more tools to run on fuzzed
271 btrfs-progs-4.7.2 (2016-09-05)
273 * urgent fix: false report of backref mismatches; do not --repair
274 last unaffected version 4.6.1 (code reverted to that state)
276 * added more sanity checks for various structures
277 * testing images added
278 * build: udev compatibility: do not install .rules on version < 190
280 * dump-super: do not crash on garbage value in csum_type
281 * minor improvements in messages and help strings
283 * filesystem features
285 btrfs-progs-4.7.1 (2016-08-25)
287 * new optional mode: optimized for low memory usage (memory/io tradeoff)
288 * --mode=lowmem, not default, still considered experimental
289 * does not work with --repair yet
290 * convert: regression fix, ext2_subvol/image rw permissions
292 * two-staged creation, partially created filesystem will not be recognized
293 * improved error handling (fewer BUG_ONs)
294 * convert: preparation for more filesystems to convert from
295 * documentation updates: quota, qgroup
299 * more build options, enhanced debugging
301 btrfs-progs-4.7 (2016-07-29)
302 * convert: fix creating discontig extents
303 * check: speed up traversing heavily reflinked extents within a file
304 * check: verify qgroups of higher levels
305 * check: repair can now fix wrong qgroup numbers
306 * balance: new option to run in the background
307 * defrag: default extent target size changed to 32MiB
308 * du: silently skip non-btrfs dirs/files
309 * documentation updates: btrfs(5), btrfs(8), balance, subvolume, scrub,
312 * unaligned access (reported for sparc64) in raid56 parity calculations
314 * other stability fixes and cleanups
317 btrfs-progs-4.6.1 (2016-06-24)
318 * filesystem resize: negative resize argument accepted again
319 * qgroup rescan: fix skipping when rescan is in progress
320 * mkfs: initialize stripesize to correct value
321 * testsuite updates, mostly convert tests
322 * documentation updates
323 * btrfs-device, btrfs-restore manual pages enhanced
326 btrfs-progs-4.6 (2016-06-10)
327 * convert - major rewrite:
328 * fix a long-standing bug that led to mixing data blocks into metadata block
330 * the workaround was to do full balance after conversion, which was
331 recommended practice anyway
332 * explicitly set the lowest supported version of e2fstools to 1.41
333 * provide and install udev rules file that addresses problems with device
334 mapper devices, renames after removal
335 * send: new option: quiet
336 * dev usage: report slack space (device size minus filesystem area on the dev)
338 * build: short options to enable debugging builds
342 * more tests and other enhancements
344 btrfs-progs-4.5.3 (2016-05-11)
345 * ioctl: fix unaligned access in buffer from TREE_SEARCH; might cause SIGBUS
346 on architectures that do not support unaligned access and do not performa
348 * improved validation checks of superblock and chunk-related structures
349 * subvolume sync: fix handling of -s option
350 * balance: adjust timing of safety delay countdown with --full-balance
351 * rescue super-recover: fix reversed condition check
352 * check: fix bytes_used accounting
353 * documentation updates: mount options, scrub, send, receive, select-super,
355 * testing: new fuzzed images, for superblock and chunks
357 btrfs-progs-4.5.2 (2016-05-02)
358 * new/moved command: btrfs-calc-stats -> btrfs inspect tree-stats
359 * check: fix false alert for metadata blocks crossing stripe boundary
360 * check: catch when qgroup numbers mismatch
361 * check: detect running quota rescan and report mismatches
362 * balance start: add safety delay before doing a full balance
363 * filesystem sync: is now silent
364 * filesystem show: don't miss filesystems with partially matching uuids
365 * dev ready: accept only one argument for device
366 * dev stats: print "devid:N" for a missing device instead of "(null)"
368 * lowest supported version of e2fsprogs is 1.41
369 * minor cleanups, test updates
371 btrfs-progs-4.5.1 (2016-03-31)
372 * mkfs: allow DUP on multi-device filesystems
373 * bugfixes: build fixes, assorted other fixes
375 btrfs-progs-4.5 (2016-03-20)
377 * btrfs-show-super -> btrfs inspect-internal dump-super
378 * btrfs-debug-tree -> btrfs inspect-internal dump-tree
381 * btrfs filesystem du - calculate disk usage, including shared extents
384 * device delete - delete by id (needs kernel support, not merged to
386 * check - new option to specify chunk root
387 * debug-tree/dump-tree - option -t understands human readable name of
388 the tree (along numerical ids)
389 * btrfs-debugfs - can dump block group information
392 * all commands should accept the option separator "--"
393 * several fixes in device scan
394 * restore works on filesystems with sectorsize > 4k
395 * debug-tree/dump-tree - print compression type as string
396 * subvol sync: fix crash, memory corruption
397 * argument parsing fixes: subvol get-default, qgroup create/destroy/
398 assign, inspect subvolid-resolve
399 * check for block device or regular file in several commands
402 * documentation updates
403 * manual pages for the moved tools now point to btrfs-filesystem
406 btrfs-progs-4.4.1 (2016-02-26)
407 * find-root: don't skip the first chunk
408 * free-space-tree compat bits fix
409 * build: target symlinks
410 * documentation updates
413 btrfs-progs-4.4 (2016-01-18)
414 User visible changes:
415 * mkfs.btrfs --data dup
417 People asked about duplicating data on a single device for a long time. There
418 are no technical obstacles preventing that, so it got enabled with a warning
419 about potential dangers when the device will not do the duplicated copies. See
420 mkfs.btrfs section DUP PROFILES ON A SINGLE DEVICE.
422 * support balance filters added/enhanced in linux 4.4
423 * usage=min..max -- enhanced to take range
424 * stripes=min..max -- new, filter by stripes for raid0/10/5/6
425 * limit=min..max -- enhanced to take range
426 Note: due to backward compatibility, the range maximum for 'usage' is not
427 inclusive as for the others, to keep the same behaviour as usage=N .
429 * manual pages enhanced (btrfs, mkfs, mount, filesystem, balance)
430 * error messages updates, rewordings -- some fstests may break due to that
431 * added support for free-space-tree implementation of space cache -- this
432 requires kernel 4.5 and is not recommended for non-developers yet
433 * btrfs filesystem usage works with mixed blockgroups
436 * installation to /usr/local -- this has unintentionally changed during
437 conversion to autotools in 3.19
438 * check: fix a false alert where extent record has wrong metadata flag
439 * improved stability on fuzzed/crafted images when reading sys array in
441 * build: the 'ar' tool is properly detected during cross-compilation
442 * debug-tree: option -t understands ids for tree root and chunk tree
443 * preparatory work for btrfs-convert rewrite
444 * sparse, gcc warning fixes
445 * more memory allocation failure handling
450 * chunk recovery: fix floating point exception
451 * chunk recovery: endianity bugfix during rebuild
452 * mkfs with 64K pages and nodesize reported superblock checksum mismatch
453 * check: properly reset nlink of multi-linked file
455 btrfs-progs-4.3.1 (2015-11-16)
457 * device delete: recognize 'missing' again
458 * mkfs: long names are not trimmed when doing ssd check
459 * support partitioned loop devices
461 * replace several mallocs with on-stack variables
462 * more memory allocation failure handling
463 * add tests for bugs fixed
464 * cmd-device: switch to new message printing helpers
465 * minor code cleanups
467 btrfs-progs-4.3 (2015-11-06)
469 * mixed mode is not forced for filesystems smaller than 1GiB
470 * mixed mode broken with mismatching sectorsize and nodesize, fixed
471 * print version info earlier
472 * print devices sorted by id
473 * do not truncate target image with --rootsize
475 * don't print global block reserve
477 * minor output tuning
480 * div-by-zero fix on an empty filesystem
483 * more superblock sanity checks
484 * consistently round size of all devices down to sectorsize
486 * convert: don't try to rollback with a half-deleted ext2_saved
489 * check: add progress indicator
490 * scrub: enhanced error message
491 * show-super: read superblock from a given offset
493 * docs: update manual page for mkfs.btrfs, btrfstune, balance,
494 convert and inspect-internal
495 * build: optional build with more warnings (W=...)
496 * build: better support for static checkers
497 * build: html output of documentation
498 * pretty-print: last_snapshot for root_item
499 * pretty-print: stripe dev uuid
500 * error reporting wrappers, introduced and example use
501 * refactor open_file_or_dir
502 * other docs and help updates
504 * test for nodes crossing stripes
505 * test for broken 'subvolume sync'
506 * basic tests for mkfs, raid option combinations
507 * basic tests for fuzzed images (check)
508 * command intrumentation (eg valgrind)
509 * print commands if requested
510 * add README for tests
512 btrfs-progs-4.2.3 (2015-10-19)
513 * subvol sync: make it actually work again: it's been broken since 4.1.2,
514 due to a reversed condition it returned immediately instead of waiting
515 * scanning: do not scan already discovered filesystems (minor optimization)
516 * convert: better error message in case the filesystem is not finalized
517 * restore: off-by-one symlink path check fix
519 btrfs-progs-4.2.2 (2015-10-05)
520 * filesystem label: use fallback if the label ioctl is not available
521 * convert: check nodesize constraints against commandline features (-O)
522 * scrub: report status 'running' until all devices are finished
523 * device scanning might crash in some scenarios
524 * filesystem usage: print summary for non-root users
526 btrfs-progs-4.2.1 (2015-09-20)
527 * fix an off-by-one error in cross-stripe boundary check
528 * if nodesize was 64k, any metadata block was reported as crossing,
529 this leads to mkfs failure for example due to "no free blocks
531 * for other nodesizes, if the end of the metadata block was 64k
532 aligned, it was incorrectly reported by fsck
533 * convert: don't write uninitialized data to image
535 * don't loop with option -t0
536 * don't create threads if compression is not requested
537 * other: minor cleanups
539 btrfs-progs-4.2 (2015-09-03)
541 * mkfs: do not create extra single chunks on multiple devices
542 * resize: try to guess the minimal size, 'inspect min-dev-size'
543 * qgroup assign: add option to schedule rescan
544 * chunk-recover: be more verbose about the scanning process
547 * find stripes crossing stripe boundary -- created by convert
548 * print correct range for file hole when there are no extents
549 and learn how to fix it
550 * replace: more sanity checks
551 * convert: concurrency fixes related to reporting progress
552 * find-root: option -a will not skip the current root anymore
553 * subvol list: fix occasional crash
554 * do not create stripes crossing stripe boundary
556 * fixes for musl libc
557 * preliminary support for android (not working yet, more code changes
559 * new EXTRA_CFLAGS and EXTRA_LDFLAGS
562 * tests: lots of updates, new tests, framework improvements
563 * documentation updates
564 * debugging: print-tree shows stripe length
566 btrfs-progs-4.1.2 (2015-07-14)
567 * urgent bugfix: mkfs creates invalid filesystem, must be recreated
569 btrfs-progs-4.1.1 (2015-07-10) -- Do not use this version!
571 * defrag: threshold overflow fix
573 * check if items fit into the leaf space
576 * create only desired block groups for single device
577 * preparatory work for fix on multiple devices
579 * new alias for 'device delete': 'device remove'
581 * fix compilation on old gcc (4.3)
582 * documentation updates
583 * debug-tree: print nbytes
584 * test: image for corrupted nbytes
585 * corrupt-block: let it kill nbytes
587 btrfs-progs-4.1 (2015-06-22)
589 * fsck.btrfs: no bash-isms
590 * bugzilla 97171: invalid memory access (with tests)
592 * cloning works with --chroot
593 * capabilities not lost
594 * mkfs: do not try to register bare file images
595 * option --help accepted by the standalone utilities
598 * corrupt block: ability to remove csums
600 * warn if metadata redundancy is lower than for data
601 * options to make the output quiet (only errors)
602 * mixed case names of raid profiles accepted
604 * more comprehensive, 'key: value' format
607 * print received uuid
609 * new options to specify size units
610 * sync: grab all deleted ids and print them as they're removed,
611 previous implementation only checked if there are any to be
612 deleted - change in command semantics
613 * scrub: print timestamps in days HMS format
615 * can specify mount point, do not rely on /proc
616 * can work inside subvolumes
617 * send: new option to send stream without data (NO_FILE_DATA)
618 * convert: specify incompat features on the new fs
620 * show: distinguish no limits and 0 limit value
621 * limit: ability to clear the limit
622 * help for 'btrfs' is shorter, 1st level command overview
623 * debug tree: print key names according to their C name
628 * rewrite uuid on a filesystem image
629 * new option to turn on NO_HOLES incompat feature
632 * standalone btrfs-zero-log
635 * testing framework updates
637 * btrfstune feature setting test
639 * more testing image formats
640 * manual page updates
641 * ioctl.h synced with current kernel uapi version
642 * convert: preparatory works for more filesystems (reiserfs pending)
643 * use static buffers for path handling where possible
644 * add new helpers for send uilts that check memory allocations,
645 switch all users, deprecate old helpers
646 * Makefile: fix build dependency generation
647 * map-logical: make it work again
649 btrfs-progs-4.0.1 (2015-05-20)
651 * can restore symlinks, new option --symlinks
652 * long option variants added
653 * convert: dropped dependency on acl.h header and libacl is not required
655 * fix for 'check' crash
656 * device remove error message fix
657 * preparatory works for fsid change
659 btrfs-progs-4.0 (2015-04-29)
661 * don't accept file as an argument (it's confusing)
662 * print better error message in case of an error
663 * restore: optionally restore metadata (time, mode, uid/gid)
664 * receive: optionally enforce chroot
665 * new rescue subcommand 'zero-log', same as btrfs-zero-log, but now also
666 part of the main utility
668 * free space checks match kernel, fixes incorrect reports
669 * convert: fix setting of checksum bit if --no-datasum is used
670 * fsck.btrfs: don't print messages
671 * fix quota rescan on PPC64 (mangled ioctl number)
673 * documentation: files renamed to .asciidoc, misc fixups
675 btrfs-progs-3.19.1 (2015-03-25)
677 * new option to specify metadata block size
678 * --no-progress actually works
679 * restore: properly handle the page boundary corner case
681 * missing macro from public header, BTRFS_BUILD_VERSION
682 * wrong handling of --enable-convert
683 * filesystem usage: reports correct space for degraded mounts
685 * mkfs: help string updates
686 * completion: added 'usage' subcommands
687 * cleanups in qgroup code, preparatory work
689 btrfs-progs-3.19 (2015-03-11)
690 * build converted to autotools
692 * restore can now run in parallel threads
693 * fixed restore of multiple image from multiple devices onto a single
695 * introduced metadump v2
696 * check: make --init-csum-tree and --init-extent-tree work together
697 * find-new: option to search through all metadata even if a root was
699 * convert: show progress by default, can be turned off
700 * corrupt-block: option to work on a specific root
701 * bash completion script for all subcommands
703 btrfs-progs-3.18.2 (2015-01-27)
704 * qgroup show: print human readable sizes, options to say otherwise
705 * check: new option to explicitly say no to writes
706 * mkfs: message about trimming is not printed to stderr
707 * filesystem show: fixed return value
708 * tests: new infrastructure
709 * btrfstune: force flag can be used together with seeding option
710 * backtrace support is back
712 * doc and help updates
714 btrfs-progs-3.18.1 (2015-01-09)
716 * documentation updates
718 btrfs-progs-3.18 (2014-12-30)
719 * mkfs - skinny-metadata feature is now on by default, first introduced in
721 * filesystem usage - give an overview of fs usage in a way that's more
722 comprehensible than existing 'filesystem df'
723 * device usage - more detailed information about per-device allocations
725 * option to set a different tree root byte number
726 * ability to link lost files to lost+found, caused by a recent kernel
728 * repair of severely corrupted fs (use with care)
729 * convert - option to show progress
730 * subvol create - print the commit mode inline, print the global mode only
732 * other updates: musl-libc support, coverity bugfixes, new test images,
735 btrfs-progs-3.17.3 (2014-12-04)
736 * convert: fix conversion of sparse ext* filesystems
737 * show: resolve to the correct path
738 * fsck: more verbose error for root dir problems
740 btrfs-progs-3.17.2 (2014-11-19)
742 * add ability to replace missing dir item/dir indexes
743 * fix missing inode items
744 * create missing root dirid
745 * corrupt block: enhancements for testing fsck
746 * zero-log: able to reset a fs with bogus log tree pointer (bug_72151)
748 btrfs-progs-3.17.1 (2014-11-04)
749 * filesystem df: argument handling
750 * fix linking with libbtrfs
751 * replace: better error reporting
752 * filesystem show: fixed stall if run concurrently with balance
753 * check: fixed argument parsing for --subvol-extents
754 * filesystem df: SI prefixes corrected
756 btrfs-progs-3.17 (2014-10-17)
757 * check: --init-csum-tree actually does something useful, rebuilds the
759 * /dev scanning for btrfs devices is gone
760 * /proc/partitions scanning is gone, blkid is used exclusively
761 * new subcommand subvolume sync
762 * filesystem df: new options to set unit format
763 * convert: allow to copy label from the origin, or specify a new one
765 btrfs-progs-3.16.2 (2014-10-01)
766 * a few fixes in fsck and image tools
768 btrfs-progs-3.16.1 (2014-09-15)
769 * print GlobalReserve in filesystem df output
770 * new option -R in subvol list
771 * library version defines
772 * static build is fixed
773 * build without documentation is possible
775 btrfs-progs-3.16 (2014-08-26)
776 * mkfs: new option to specify UUID, drop experimental notice
777 * check: new option to verify quotas, reduced memory requirements, new
778 option to print extent sharing
779 * restore: check length before decompression, more error handling, option
780 to loop during restoring
781 * balance: new filter 'limit'
782 * recover: allow to read all sb copies
783 * btrfstune: new option to force dangerous changes
784 * receive: new option to limit number of errors
785 * show-super: skip unrecognized sb, add option to force
786 * debug-tree: print tree by id
787 * documentation updates
789 btrfs-progs-3.14.2 (2014-05-29)
790 * documentation is now written in asciidoc and there are manpages for each
794 btrfs-progs-3.14.1 (2014-04-18)
795 * properties: fix handling of option -t
796 * restore: fix reading of compressed extents
797 * minor code and doc updates
799 btrfs-progs-3.14 (2014-04-06)
800 * fsck: fixes and enhancements to --init-extent-tree mode
801 * fsck: chunk-recover updates
802 * scrub: add force option -f
803 * send: check if subvolumes are read-only
804 * subvol delete: add options to affect commit behaviour
805 * btrfs: add property command group
806 * restore: add dry-run option
807 * restore: fix restoring of compressed files
808 * mkfs: support for no-holes feature
809 * mkfs: option -r deals with hardlinks and relative paths
810 * mkfs: discard phase is interruptible
811 * documentation updates
813 btrfs-progs-3.12 (2013-11-25)
814 * announcement, tarballs
815 * first release after 0.19 (2009/06) with a lot of changes