1 btrfs-progs-4.9 (2016-12-23)
2 * check: many lowmem mode updates
3 * send: use splice syscall to copy buffer from kernel
4 * receive: new option to dump the stream in textual form
6 * move sources to own directory
7 * prevent accounting of blocks beyond end of the device
8 * make it work with 64k sectorsize
9 * mkfs: move sources to own directory
10 * defrag: warns if directory used without -r
12 * new option to check stats for non-zero values
13 * add long option for -z
14 * library: version bump to 0.1.2, added subvol_uuid_search2
19 btrfs-progs-4.8.5 (2016-11-30)
20 * receive: fix detection of end of stream (error reported even for valid
23 * added test for the receive bug
24 * fix linking of library-test
26 btrfs-progs-4.8.4 (2016-11-25)
27 * check: support for clearing space cache v2 (free-space-tree)
29 * more sanity checks (with tests), cleanups
30 * fix for fstests/btrfs/038 and btrfs/117 failures
32 * fix compilation of standalone ioctl.h, pull NULL definition
33 * fix library link errors introduced in 4.8.3
35 * add more fuzzed images from bugzilla
36 * add bogus send stream checks
37 * fixups and enhancements for CI environment builds
38 * misc refinements and updates of testing framework
40 * move sources for btrfs-image to own directory
41 * deprecated and not build by default: btrfs-calc-size, btrfs-show-super
44 btrfs-progs-4.8.3 (2016-11-11)
46 * support for clearing space cache (v1)
47 * size reduction of inode backref structure
49 * fix handling of multiple snapshots (-p and -c options)
50 * transfer buffer increased (should reduce number of context switches)
51 * reuse existing file for output (-f), eg. when root cannot create files (NFS)
53 * print missing items for various structures
54 * new: dev stats, balance status item
55 * sync key names with kernel (the persistent items)
56 * subvol show: now able to print the toplevel subvolume -- the creation time
59 * store the creation time of toplevel root inode
60 * print UUID in the summary
61 * build: travis CI for devel
63 * lots of cleanups and refactoring
64 * switched to on-stack path structure
65 * fixes from coverity, asan, ubsan
67 * updates in testing infrastructure
68 * fixed convert test 005
70 btrfs-progs-4.8.2 (2016-10-26)
71 * convert: also convert file attributes
72 * convert: fix wrong tree block alignment for unalianged block group
73 * check: quota verify fixes, handle reloc tree
74 * build: add stub for FIEMAP_EXTENT_SHARED, compiles on ancient kernels
75 * build: add stub for BUILD_ASSERT when ioctl.h is included
76 * dump-tree: don't crash on unrecognized tree id for -t
78 * add more ioctl tests
79 * convert: more symlink tests, attribute tests
80 * quota verify for reloc tree
83 btrfs-progs-4.8.1 (2016-10-12)
85 * build without backtrace support fixed
87 btrfs-progs-4.8 (2016-10-05)
88 * error handling improvements all over the place
89 * new fuzzed images, test updates
91 * minor cleanups and improvements
92 * kernel library helpers moved to own directory
93 * qgroup: fix regression leading to incorrect status after check,
96 btrfs-progs-4.7.3 (2016-09-21)
97 * fixed free space tree compat status
98 * check: low-mem mode: handle partially dropped snapshots
99 * dump-super: consolidate options for superblock copy
100 * tree-stats: check mount status
101 * subvol delete: handle verbosity option
102 * defrag: print correct error string
103 * mkfs: fix reading rotational status
106 * documentation updates
107 * enhanced tests: convert, fuzzed images, more tools to run on fuzzed
110 btrfs-progs-4.7.2 (2016-09-05)
112 * urgent fix: false report of backref mismatches; do not --repair
113 last unaffected version 4.6.1 (code reverted to that state)
115 * added more sanity checks for various structures
116 * testing images added
117 * build: udev compatibility: do not install .rules on version < 190
119 * dump-super: do not crash on garbage value in csum_type
120 * minor improvements in messages and help strings
122 * filesystem features
124 btrfs-progs-4.7.1 (2016-08-25)
126 * new optional mode: optimized for low memory usage (memory/io tradeoff)
127 * --mode=lowmem, not default, still considered experimental
128 * does not work with --repair yet
129 * convert: regression fix, ext2_subvol/image rw permissions
131 * two-staged creation, partially created filesystem will not be recognized
132 * improved error handling (fewer BUG_ONs)
133 * convert: preparation for more filesystems to convert from
134 * documentation updates: quota, qgroup
138 * more build options, enhanced debugging
140 btrfs-progs-4.7 (2016-07-29)
141 * convert: fix creating discontig extents
142 * check: speed up traversing heavily reflinked extents within a file
143 * check: verify qgroups of higher levels
144 * check: repair can now fix wrong qgroup numbers
145 * balance: new option to run in the background
146 * defrag: default extent target size changed to 32MiB
147 * du: silently skip non-btrfs dirs/files
148 * documentation updates: btrfs(5), btrfs(8), balance, subvolume, scrub,
151 * unaligned access (reported for sparc64) in raid56 parity calculations
153 * other stability fixes and cleanups
156 btrfs-progs-4.6.1 (2016-06-24)
157 * fi resize: negative resize argument accepted again
158 * qgroup rescan: fix skipping when rescan is in progress
159 * mkfs: initialize stripesize to correct value
160 * testsuite updates, mostly convert tests
161 * documentation updates
162 * btrfs-device, btrfs-restore manual pages enhanced
165 btrfs-progs-4.6 (2016-06-10)
166 * convert - major rewrite:
167 * fix a long-standing bug that led to mixing data blocks into metadata block
169 * the workaround was to do full balance after conversion, which was
170 recommended practice anyway
171 * explicitly set the lowest supported version of e2fstools to 1.41
172 * provide and install udev rules file that addresses problems with device
173 mapper devices, renames after removal
174 * send: new option: quiet
175 * dev usage: report slack space (device size minus filesystem area on the dev)
177 * build: short options to enable debugging builds
181 * more tests and other enhancements
183 btrfs-progs-4.5.3 (2016-05-11)
184 * ioctl: fix unaligned access in buffer from TREE_SEARCH; might cause SIGBUS
185 on architectures that do not support unaligned access and do not performa
187 * improved validation checks of superblock and chunk-related structures
188 * subvolume sync: fix handling of -s option
189 * balance: adjust timing of safety delay countdown with --full-balance
190 * rescue super-recover: fix reversed condition check
191 * check: fix bytes_used accounting
192 * documentation updates: mount options, scrub, send, receive, select-super,
194 * testing: new fuzzed images, for superblock and chunks
196 btrfs-progs-4.5.2 (2016-05-02)
197 * new/moved command: btrfs-calc-stats -> btrfs inspect tree-stats
198 * check: fix false alert for metadata blocks crossing stripe boundary
199 * check: catch when qgroup numbers mismatch
200 * check: detect running quota rescan and report mismatches
201 * balance start: add safety delay before doing a full balance
202 * fi sync: is now silent
203 * fi show: don't miss filesystems with partially matching uuids
204 * dev ready: accept only one argument for device
205 * dev stats: print "devid:N" for a missing device instead of "(null)"
207 * lowest supported version of e2fsprogs is 1.41
208 * minor cleanups, test updates
210 btrfs-progs-4.5.1 (2016-03-31)
211 * mkfs: allow DUP on multi-device filesystems
212 * bugfixes: build fixes, assorted other fixes
214 btrfs-progs-4.5 (2016-03-20)
216 * btrfs-show-super -> btrfs inspect-internal dump-super
217 * btrfs-debug-tree -> btrfs inspect-internal dump-tree
220 * btrfs fi du - calculate disk usage, including shared extents
223 * device delete - delete by id (needs kernel support, not merged to
225 * check - new option to specify chunk root
226 * debug-tree/dump-tree - option -t understands human readable name of
227 the tree (along numerical ids)
228 * btrfs-debugfs - can dump block group information
231 * all commands should accept the option separator "--"
232 * several fixes in device scan
233 * restore works on filesystems with sectorsize > 4k
234 * debug-tree/dump-tree - print compression type as string
235 * subvol sync: fix crash, memory corruption
236 * argument parsing fixes: subvol get-default, qgroup create/destroy/
237 assign, inspect subvolid-resolve
238 * check for block device or regular file in several commands
241 * documentation updates
242 * manual pages for the moved tools now point to btrfs-filesystem
245 btrfs-progs-4.4.1 (2016-02-26)
246 * find-root: don't skip the first chunk
247 * free-space-tree compat bits fix
248 * build: target symlinks
249 * documentation updates
252 btrfs-progs-4.4 (2016-01-18)
253 User visible changes:
254 * mkfs.btrfs --data dup
256 People asked about duplicating data on a single device for a long time. There
257 are no technical obstacles preventing that, so it got enabled with a warning
258 about potential dangers when the device will not do the duplicated copies. See
259 mkfs.btrfs section DUP PROFILES ON A SINGLE DEVICE.
261 * support balance filters added/enhanced in linux 4.4
262 * usage=min..max -- enhanced to take range
263 * stripes=min..max -- new, filter by stripes for raid0/10/5/6
264 * limit=min..max -- enhanced to take range
265 Note: due to backward compatibility, the range maximum for 'usage' is not
266 inclusive as for the others, to keep the same behaviour as usage=N .
268 * manual pages enhanced (btrfs, mkfs, mount, filesystem, balance)
269 * error messages updates, rewordings -- some fstests may break due to that
270 * added support for free-space-tree implementation of space cache -- this
271 requires kernel 4.5 and is not recommended for non-developers yet
272 * btrfs filesystem usage works with mixed blockgroups
275 * installation to /usr/local -- this has unintentionally changed during
276 conversion to autotools in 3.19
277 * check: fix a false alert where extent record has wrong metadata flag
278 * improved stability on fuzzed/crafted images when reading sys array in
280 * build: the 'ar' tool is properly detected during cross-compilation
281 * debug-tree: option -t understands ids for tree root and chunk tree
282 * preparatory work for btrfs-convert rewrite
283 * sparse, gcc warning fixes
284 * more memory allocation failure handling
289 * chunk recovery: fix floating point exception
290 * chunk recovery: endianity bugfix during rebuild
291 * mkfs with 64K pages and nodesize reported superblock checksum mismatch
292 * check: properly reset nlink of multi-linked file
294 btrfs-progs-4.3.1 (2015-11-16)
296 * device delete: recognize 'missing' again
297 * mkfs: long names are not trimmed when doing ssd check
298 * support partitioned loop devices
300 * replace several mallocs with on-stack variables
301 * more memory allocation failure handling
302 * add tests for bugs fixed
303 * cmd-device: switch to new message printing helpers
304 * minor code cleanups
306 btrfs-progs-4.3 (2015-11-06)
308 * mixed mode is not forced for filesystems smaller than 1GiB
309 * mixed mode broken with mismatching sectorsize and nodesize, fixed
310 * print version info earlier
311 * print devices sorted by id
312 * do not truncate target image with --rootsize
314 * don't print global block reserve
316 * minor output tuning
319 * div-by-zero fix on an empty filesystem
322 * more superblock sanity checks
323 * consistently round size of all devices down to sectorsize
325 * convert: don't try to rollback with a half-deleted ext2_saved
328 * check: add progress indicator
329 * scrub: enhanced error message
330 * show-super: read superblock from a given offset
332 * docs: update manual page for mkfs.btrfs, btrfstune, balance,
333 convert and inspect-internal
334 * build: optional build with more warnings (W=...)
335 * build: better support for static checkers
336 * build: html output of documentation
337 * pretty-print: last_snapshot for root_item
338 * pretty-print: stripe dev uuid
339 * error reporting wrappers, introduced and example use
340 * refactor open_file_or_dir
341 * other docs and help updates
343 * test for nodes crossing stripes
344 * test for broken 'subvolume sync'
345 * basic tests for mkfs, raid option combinations
346 * basic tests for fuzzed images (check)
347 * command intrumentation (eg valgrind)
348 * print commands if requested
349 * add README for tests
351 btrfs-progs-4.2.3 (2015-10-19)
352 * subvol sync: make it actually work again: it's been broken since 4.1.2,
353 due to a reversed condition it returned immediately instead of waiting
354 * scanning: do not scan already discovered filesystems (minor optimization)
355 * convert: better error message in case the filesystem is not finalized
356 * restore: off-by-one symlink path check fix
358 btrfs-progs-4.2.2 (2015-10-05)
359 * fi label: use fallback if the label ioctl is not available
360 * convert: check nodesize constraints against commandline features (-O)
361 * scrub: report status 'running' until all devices are finished
362 * device scanning might crash in some scenarios
363 * fi usage: print summary for non-root users
365 btrfs-progs-4.2.1 (2015-09-20)
366 * fix an off-by-one error in cross-stripe boundary check
367 * if nodesize was 64k, any metadata block was reported as crossing,
368 this leads to mkfs failure for example due to "no free blocks
370 * for other nodesizes, if the end of the metadata block was 64k
371 aligned, it was incorrectly reported by fsck
372 * convert: don't write uninitialized data to image
374 * don't loop with option -t0
375 * don't create threads if compression is not requested
376 * other: minor cleanups
378 btrfs-progs-4.2 (2015-09-03)
380 * mkfs: do not create extra single chunks on multiple devices
381 * resize: try to guess the minimal size, 'inspect min-dev-size'
382 * qgroup assign: add option to schedule rescan
383 * chunk-recover: be more verbose about the scanning process
386 * find stripes crossing stripe boundary -- created by convert
387 * print correct range for file hole when there are no extents
388 and learn how to fix it
389 * replace: more sanity checks
390 * convert: concurrency fixes related to reporting progress
391 * find-root: option -a will not skip the current root anymore
392 * subvol list: fix occasional crash
393 * do not create stripes crossing stripe boundary
395 * fixes for musl libc
396 * preliminary support for android (not working yet, more code changes
398 * new EXTRA_CFLAGS and EXTRA_LDFLAGS
401 * tests: lots of updates, new tests, framework improvements
402 * documentation updates
403 * debugging: print-tree shows stripe length
405 btrfs-progs-4.1.2 (2015-07-14)
406 * urgent bugfix: mkfs creates invalid filesystem, must be recreated
408 btrfs-progs-4.1.1 (2015-07-10) -- Do not use this version!
410 * defrag: threshold overflow fix
412 * check if items fit into the leaf space
415 * create only desired block groups for single device
416 * preparatory work for fix on multiple devices
418 * new alias for 'device delete': 'device remove'
420 * fix compilation on old gcc (4.3)
421 * documentation updates
422 * debug-tree: print nbytes
423 * test: image for corrupted nbytes
424 * corrupt-block: let it kill nbytes
426 btrfs-progs-4.1 (2015-06-22)
428 * fsck.btrfs: no bash-isms
429 * bugzilla 97171: invalid memory access (with tests)
431 * cloning works with --chroot
432 * capabilities not lost
433 * mkfs: do not try to register bare file images
434 * option --help accepted by the standalone utilities
437 * corrupt block: ability to remove csums
439 * warn if metadata redundancy is lower than for data
440 * options to make the output quiet (only errors)
441 * mixed case names of raid profiles accepted
443 * more comprehensive, 'key: value' format
446 * print received uuid
448 * new options to specify size units
449 * sync: grab all deleted ids and print them as they're removed,
450 previous implementation only checked if there are any to be
451 deleted - change in command semantics
452 * scrub: print timestamps in days HMS format
454 * can specify mount point, do not rely on /proc
455 * can work inside subvolumes
456 * send: new option to send stream without data (NO_FILE_DATA)
457 * convert: specify incompat features on the new fs
459 * show: distinguish no limits and 0 limit value
460 * limit: ability to clear the limit
461 * help for 'btrfs' is shorter, 1st level command overview
462 * debug tree: print key names according to their C name
467 * rewrite uuid on a filesystem image
468 * new option to turn on NO_HOLES incompat feature
471 * standalone btrfs-zero-log
474 * testing framework updates
476 * btrfstune feature setting test
478 * more testing image formats
479 * manual page updates
480 * ioctl.h synced with current kernel uapi version
481 * convert: preparatory works for more filesystems (reiserfs pending)
482 * use static buffers for path handling where possible
483 * add new helpers for send uilts that check memory allocations,
484 switch all users, deprecate old helpers
485 * Makefile: fix build dependency generation
486 * map-logical: make it work again
488 btrfs-progs-4.0.1 (2015-05-20)
490 * can restore symlinks, new option --symlinks
491 * long option variants added
492 * convert: dropped dependency on acl.h header and libacl is not required
494 * fix for 'check' crash
495 * device remove error message fix
496 * preparatory works for fsid change
498 btrfs-progs-4.0 (2015-04-29)
500 * don't accept file as an argument (it's confusing)
501 * print better error message in case of an error
502 * restore: optionally restore metadata (time, mode, uid/gid)
503 * receive: optionally enforce chroot
504 * new rescue subcommand 'zero-log', same as btrfs-zero-log, but now also
505 part of the main utility
507 * free space checks match kernel, fixes incorrect reports
508 * convert: fix setting of checksum bit if --no-datasum is used
509 * fsck.btrfs: don't print messages
510 * fix quota rescan on PPC64 (mangled ioctl number)
512 * documentation: files renamed to .asciidoc, misc fixups
514 btrfs-progs-3.19.1 (2015-03-25)
516 * new option to specify metadata block size
517 * --no-progress actually works
518 * restore: properly handle the page boundary corner case
520 * missing macro from public header, BTRFS_BUILD_VERSION
521 * wrong handling of --enable-convert
522 * fi usage: reports correct space for degraded mounts
524 * mkfs: help string updates
525 * completion: added 'usage' subcommands
526 * cleanups in qgroup code, preparatory work
528 btrfs-progs-3.19 (2015-03-11)
529 * build converted to autotools
531 * restore can now run in parallel threads
532 * fixed restore of multiple image from multiple devices onto a single
534 * introduced metadump v2
535 * check: make --init-csum-tree and --init-extent-tree work together
536 * find-new: option to search through all metadata even if a root was
538 * convert: show progress by default, can be turned off
539 * corrupt-block: option to work on a specific root
540 * bash completion script for all subcommands
542 btrfs-progs-3.18.2 (2015-01-27)
543 * qgroup show: print human readable sizes, options to say otherwise
544 * check: new option to explicitly say no to writes
545 * mkfs: message about trimming is not printed to stderr
546 * fi show: fixed return value
547 * tests: new infrastructure
548 * btrfstune: force flag can be used together with seeding option
549 * backtrace support is back
551 * doc and help updates
553 btrfs-progs-3.18.1 (2015-01-09)
555 * documentation updates
557 btrfs-progs-3.18 (2014-12-30)
558 * mkfs - skinny-metadata feature is now on by default, first introduced in
560 * filesystem usage - give an overview of fs usage in a way that's more
561 comprehensible than existing 'fi df'
562 * device usage - more detailed information about per-device allocations
564 * option to set a different tree root byte number
565 * ability to link lost files to lost+found, caused by a recent kernel
567 * repair of severely corrupted fs (use with care)
568 * convert - option to show progress
569 * subvol create - print the commit mode inline, print the global mode only
571 * other updates: musl-libc support, coverity bugfixes, new test images,
574 btrfs-progs-3.17.3 (2014-12-04)
575 * convert: fix conversion of sparse ext* filesystems
576 * show: resolve to the correct path
577 * fsck: more verbose error for root dir problems
579 btrfs-progs-3.17.2 (2014-11-19)
581 * add ability to replace missing dir item/dir indexes
582 * fix missing inode items
583 * create missing root dirid
584 * corrupt block: enhancements for testing fsck
585 * zero-log: able to reset a fs with bogus log tree pointer (bug_72151)
587 btrfs-progs-3.17.1 (2014-11-04)
588 * fi df: argument handling
589 * fix linking with libbtrfs
590 * replace: better error reporting
591 * fi show: fixed stall if run concurrently with balance
592 * check: fixed argument parsing for --subvol-extents
593 * fi df: SI prefixes corrected
595 btrfs-progs-3.17 (2014-10-17)
596 * check: --init-csum-tree actually does something useful, rebuilds the
598 * /dev scanning for btrfs devices is gone
599 * /proc/partitions scanning is gone, blkid is used exclusively
600 * new subcommand subvolume sync
601 * filesystem df: new options to set unit format
602 * convert: allow to copy label from the origin, or specify a new one
604 btrfs-progs-3.16.2 (2014-10-01)
605 * a few fixes in fsck and image tools
607 btrfs-progs-3.16.1 (2014-09-15)
608 * print GlobalReserve in fi df output
609 * new option -R in subvol list
610 * library version defines
611 * static build is fixed
612 * build without documentation is possible
614 btrfs-progs-3.16 (2014-08-26)
615 * mkfs: new option to specify UUID, drop experimental notice
616 * check: new option to verify quotas, reduced memory requirements, new
617 option to print extent sharing
618 * restore: check length before decompression, more error handling, option
619 to loop during restoring
620 * balance: new filter 'limit'
621 * recover: allow to read all sb copies
622 * btrfstune: new option to force dangerous changes
623 * receive: new option to limit number of errors
624 * show-super: skip unrecognized sb, add option to force
625 * debug-tree: print tree by id
626 * documentation updates
628 btrfs-progs-3.14.2 (2014-05-29)
629 * documentation is now written in asciidoc and there are manpages for each
633 btrfs-progs-3.14.1 (2014-04-18)
634 * properties: fix handling of option -t
635 * restore: fix reading of compressed extents
636 * minor code and doc updates
638 btrfs-progs-3.14 (2014-04-06)
639 * fsck: fixes and enhancements to --init-extent-tree mode
640 * fsck: chunk-recover updates
641 * scrub: add force option -f
642 * send: check if subvolumes are read-only
643 * subvol delete: add options to affect commit behaviour
644 * btrfs: add property command group
645 * restore: add dry-run option
646 * restore: fix restoring of compressed files
647 * mkfs: support for no-holes feature
648 * mkfs: option -r deals with hardlinks and relative paths
649 * mkfs: discard phase is interruptible
650 * documentation updates
652 btrfs-progs-3.12 (2013-11-25)
653 * announcement, tarballs
654 * first release after 0.19 (2009/06) with a lot of changes