1 btrfs-progs-4.9.1 (2017-01-27)
3 * use correct inode number for lost+found files
4 * lowmem mode: fix false alert on dropped leaf
5 * size reports: negative numbers might appear in size reports during device
6 deletes (previously in EiB units)
7 * mkfs: print device being trimmed
8 * defrag: v1 ioctl support dropped
9 * quota: print message before starting to wait for rescan
10 * qgroup show: new option to sync before printing the stats
12 * corrupt-block enhancements
13 * backtrace and co. cleanups
16 btrfs-progs-4.9 (2016-12-23)
17 * check: many lowmem mode updates
18 * send: use splice syscall to copy buffer from kernel
19 * receive: new option to dump the stream in textual form
21 * move sources to own directory
22 * prevent accounting of blocks beyond end of the device
23 * make it work with 64k sectorsize
24 * mkfs: move sources to own directory
25 * defrag: warns if directory used without -r
27 * new option to check stats for non-zero values
28 * add long option for -z
29 * library: version bump to 0.1.2, added subvol_uuid_search2
34 btrfs-progs-4.8.5 (2016-11-30)
35 * receive: fix detection of end of stream (error reported even for valid
38 * added test for the receive bug
39 * fix linking of library-test
41 btrfs-progs-4.8.4 (2016-11-25)
42 * check: support for clearing space cache v2 (free-space-tree)
44 * more sanity checks (with tests), cleanups
45 * fix for fstests/btrfs/038 and btrfs/117 failures
47 * fix compilation of standalone ioctl.h, pull NULL definition
48 * fix library link errors introduced in 4.8.3
50 * add more fuzzed images from bugzilla
51 * add bogus send stream checks
52 * fixups and enhancements for CI environment builds
53 * misc refinements and updates of testing framework
55 * move sources for btrfs-image to own directory
56 * deprecated and not build by default: btrfs-calc-size, btrfs-show-super
59 btrfs-progs-4.8.3 (2016-11-11)
61 * support for clearing space cache (v1)
62 * size reduction of inode backref structure
64 * fix handling of multiple snapshots (-p and -c options)
65 * transfer buffer increased (should reduce number of context switches)
66 * reuse existing file for output (-f), eg. when root cannot create files (NFS)
68 * print missing items for various structures
69 * new: dev stats, balance status item
70 * sync key names with kernel (the persistent items)
71 * subvol show: now able to print the toplevel subvolume -- the creation time
74 * store the creation time of toplevel root inode
75 * print UUID in the summary
76 * build: travis CI for devel
78 * lots of cleanups and refactoring
79 * switched to on-stack path structure
80 * fixes from coverity, asan, ubsan
82 * updates in testing infrastructure
83 * fixed convert test 005
85 btrfs-progs-4.8.2 (2016-10-26)
86 * convert: also convert file attributes
87 * convert: fix wrong tree block alignment for unalianged block group
88 * check: quota verify fixes, handle reloc tree
89 * build: add stub for FIEMAP_EXTENT_SHARED, compiles on ancient kernels
90 * build: add stub for BUILD_ASSERT when ioctl.h is included
91 * dump-tree: don't crash on unrecognized tree id for -t
93 * add more ioctl tests
94 * convert: more symlink tests, attribute tests
95 * quota verify for reloc tree
98 btrfs-progs-4.8.1 (2016-10-12)
100 * build without backtrace support fixed
102 btrfs-progs-4.8 (2016-10-05)
103 * error handling improvements all over the place
104 * new fuzzed images, test updates
106 * minor cleanups and improvements
107 * kernel library helpers moved to own directory
108 * qgroup: fix regression leading to incorrect status after check,
111 btrfs-progs-4.7.3 (2016-09-21)
112 * fixed free space tree compat status
113 * check: low-mem mode: handle partially dropped snapshots
114 * dump-super: consolidate options for superblock copy
115 * tree-stats: check mount status
116 * subvol delete: handle verbosity option
117 * defrag: print correct error string
118 * mkfs: fix reading rotational status
121 * documentation updates
122 * enhanced tests: convert, fuzzed images, more tools to run on fuzzed
125 btrfs-progs-4.7.2 (2016-09-05)
127 * urgent fix: false report of backref mismatches; do not --repair
128 last unaffected version 4.6.1 (code reverted to that state)
130 * added more sanity checks for various structures
131 * testing images added
132 * build: udev compatibility: do not install .rules on version < 190
134 * dump-super: do not crash on garbage value in csum_type
135 * minor improvements in messages and help strings
137 * filesystem features
139 btrfs-progs-4.7.1 (2016-08-25)
141 * new optional mode: optimized for low memory usage (memory/io tradeoff)
142 * --mode=lowmem, not default, still considered experimental
143 * does not work with --repair yet
144 * convert: regression fix, ext2_subvol/image rw permissions
146 * two-staged creation, partially created filesystem will not be recognized
147 * improved error handling (fewer BUG_ONs)
148 * convert: preparation for more filesystems to convert from
149 * documentation updates: quota, qgroup
153 * more build options, enhanced debugging
155 btrfs-progs-4.7 (2016-07-29)
156 * convert: fix creating discontig extents
157 * check: speed up traversing heavily reflinked extents within a file
158 * check: verify qgroups of higher levels
159 * check: repair can now fix wrong qgroup numbers
160 * balance: new option to run in the background
161 * defrag: default extent target size changed to 32MiB
162 * du: silently skip non-btrfs dirs/files
163 * documentation updates: btrfs(5), btrfs(8), balance, subvolume, scrub,
166 * unaligned access (reported for sparc64) in raid56 parity calculations
168 * other stability fixes and cleanups
171 btrfs-progs-4.6.1 (2016-06-24)
172 * fi resize: negative resize argument accepted again
173 * qgroup rescan: fix skipping when rescan is in progress
174 * mkfs: initialize stripesize to correct value
175 * testsuite updates, mostly convert tests
176 * documentation updates
177 * btrfs-device, btrfs-restore manual pages enhanced
180 btrfs-progs-4.6 (2016-06-10)
181 * convert - major rewrite:
182 * fix a long-standing bug that led to mixing data blocks into metadata block
184 * the workaround was to do full balance after conversion, which was
185 recommended practice anyway
186 * explicitly set the lowest supported version of e2fstools to 1.41
187 * provide and install udev rules file that addresses problems with device
188 mapper devices, renames after removal
189 * send: new option: quiet
190 * dev usage: report slack space (device size minus filesystem area on the dev)
192 * build: short options to enable debugging builds
196 * more tests and other enhancements
198 btrfs-progs-4.5.3 (2016-05-11)
199 * ioctl: fix unaligned access in buffer from TREE_SEARCH; might cause SIGBUS
200 on architectures that do not support unaligned access and do not performa
202 * improved validation checks of superblock and chunk-related structures
203 * subvolume sync: fix handling of -s option
204 * balance: adjust timing of safety delay countdown with --full-balance
205 * rescue super-recover: fix reversed condition check
206 * check: fix bytes_used accounting
207 * documentation updates: mount options, scrub, send, receive, select-super,
209 * testing: new fuzzed images, for superblock and chunks
211 btrfs-progs-4.5.2 (2016-05-02)
212 * new/moved command: btrfs-calc-stats -> btrfs inspect tree-stats
213 * check: fix false alert for metadata blocks crossing stripe boundary
214 * check: catch when qgroup numbers mismatch
215 * check: detect running quota rescan and report mismatches
216 * balance start: add safety delay before doing a full balance
217 * fi sync: is now silent
218 * fi show: don't miss filesystems with partially matching uuids
219 * dev ready: accept only one argument for device
220 * dev stats: print "devid:N" for a missing device instead of "(null)"
222 * lowest supported version of e2fsprogs is 1.41
223 * minor cleanups, test updates
225 btrfs-progs-4.5.1 (2016-03-31)
226 * mkfs: allow DUP on multi-device filesystems
227 * bugfixes: build fixes, assorted other fixes
229 btrfs-progs-4.5 (2016-03-20)
231 * btrfs-show-super -> btrfs inspect-internal dump-super
232 * btrfs-debug-tree -> btrfs inspect-internal dump-tree
235 * btrfs fi du - calculate disk usage, including shared extents
238 * device delete - delete by id (needs kernel support, not merged to
240 * check - new option to specify chunk root
241 * debug-tree/dump-tree - option -t understands human readable name of
242 the tree (along numerical ids)
243 * btrfs-debugfs - can dump block group information
246 * all commands should accept the option separator "--"
247 * several fixes in device scan
248 * restore works on filesystems with sectorsize > 4k
249 * debug-tree/dump-tree - print compression type as string
250 * subvol sync: fix crash, memory corruption
251 * argument parsing fixes: subvol get-default, qgroup create/destroy/
252 assign, inspect subvolid-resolve
253 * check for block device or regular file in several commands
256 * documentation updates
257 * manual pages for the moved tools now point to btrfs-filesystem
260 btrfs-progs-4.4.1 (2016-02-26)
261 * find-root: don't skip the first chunk
262 * free-space-tree compat bits fix
263 * build: target symlinks
264 * documentation updates
267 btrfs-progs-4.4 (2016-01-18)
268 User visible changes:
269 * mkfs.btrfs --data dup
271 People asked about duplicating data on a single device for a long time. There
272 are no technical obstacles preventing that, so it got enabled with a warning
273 about potential dangers when the device will not do the duplicated copies. See
274 mkfs.btrfs section DUP PROFILES ON A SINGLE DEVICE.
276 * support balance filters added/enhanced in linux 4.4
277 * usage=min..max -- enhanced to take range
278 * stripes=min..max -- new, filter by stripes for raid0/10/5/6
279 * limit=min..max -- enhanced to take range
280 Note: due to backward compatibility, the range maximum for 'usage' is not
281 inclusive as for the others, to keep the same behaviour as usage=N .
283 * manual pages enhanced (btrfs, mkfs, mount, filesystem, balance)
284 * error messages updates, rewordings -- some fstests may break due to that
285 * added support for free-space-tree implementation of space cache -- this
286 requires kernel 4.5 and is not recommended for non-developers yet
287 * btrfs filesystem usage works with mixed blockgroups
290 * installation to /usr/local -- this has unintentionally changed during
291 conversion to autotools in 3.19
292 * check: fix a false alert where extent record has wrong metadata flag
293 * improved stability on fuzzed/crafted images when reading sys array in
295 * build: the 'ar' tool is properly detected during cross-compilation
296 * debug-tree: option -t understands ids for tree root and chunk tree
297 * preparatory work for btrfs-convert rewrite
298 * sparse, gcc warning fixes
299 * more memory allocation failure handling
304 * chunk recovery: fix floating point exception
305 * chunk recovery: endianity bugfix during rebuild
306 * mkfs with 64K pages and nodesize reported superblock checksum mismatch
307 * check: properly reset nlink of multi-linked file
309 btrfs-progs-4.3.1 (2015-11-16)
311 * device delete: recognize 'missing' again
312 * mkfs: long names are not trimmed when doing ssd check
313 * support partitioned loop devices
315 * replace several mallocs with on-stack variables
316 * more memory allocation failure handling
317 * add tests for bugs fixed
318 * cmd-device: switch to new message printing helpers
319 * minor code cleanups
321 btrfs-progs-4.3 (2015-11-06)
323 * mixed mode is not forced for filesystems smaller than 1GiB
324 * mixed mode broken with mismatching sectorsize and nodesize, fixed
325 * print version info earlier
326 * print devices sorted by id
327 * do not truncate target image with --rootsize
329 * don't print global block reserve
331 * minor output tuning
334 * div-by-zero fix on an empty filesystem
337 * more superblock sanity checks
338 * consistently round size of all devices down to sectorsize
340 * convert: don't try to rollback with a half-deleted ext2_saved
343 * check: add progress indicator
344 * scrub: enhanced error message
345 * show-super: read superblock from a given offset
347 * docs: update manual page for mkfs.btrfs, btrfstune, balance,
348 convert and inspect-internal
349 * build: optional build with more warnings (W=...)
350 * build: better support for static checkers
351 * build: html output of documentation
352 * pretty-print: last_snapshot for root_item
353 * pretty-print: stripe dev uuid
354 * error reporting wrappers, introduced and example use
355 * refactor open_file_or_dir
356 * other docs and help updates
358 * test for nodes crossing stripes
359 * test for broken 'subvolume sync'
360 * basic tests for mkfs, raid option combinations
361 * basic tests for fuzzed images (check)
362 * command intrumentation (eg valgrind)
363 * print commands if requested
364 * add README for tests
366 btrfs-progs-4.2.3 (2015-10-19)
367 * subvol sync: make it actually work again: it's been broken since 4.1.2,
368 due to a reversed condition it returned immediately instead of waiting
369 * scanning: do not scan already discovered filesystems (minor optimization)
370 * convert: better error message in case the filesystem is not finalized
371 * restore: off-by-one symlink path check fix
373 btrfs-progs-4.2.2 (2015-10-05)
374 * fi label: use fallback if the label ioctl is not available
375 * convert: check nodesize constraints against commandline features (-O)
376 * scrub: report status 'running' until all devices are finished
377 * device scanning might crash in some scenarios
378 * fi usage: print summary for non-root users
380 btrfs-progs-4.2.1 (2015-09-20)
381 * fix an off-by-one error in cross-stripe boundary check
382 * if nodesize was 64k, any metadata block was reported as crossing,
383 this leads to mkfs failure for example due to "no free blocks
385 * for other nodesizes, if the end of the metadata block was 64k
386 aligned, it was incorrectly reported by fsck
387 * convert: don't write uninitialized data to image
389 * don't loop with option -t0
390 * don't create threads if compression is not requested
391 * other: minor cleanups
393 btrfs-progs-4.2 (2015-09-03)
395 * mkfs: do not create extra single chunks on multiple devices
396 * resize: try to guess the minimal size, 'inspect min-dev-size'
397 * qgroup assign: add option to schedule rescan
398 * chunk-recover: be more verbose about the scanning process
401 * find stripes crossing stripe boundary -- created by convert
402 * print correct range for file hole when there are no extents
403 and learn how to fix it
404 * replace: more sanity checks
405 * convert: concurrency fixes related to reporting progress
406 * find-root: option -a will not skip the current root anymore
407 * subvol list: fix occasional crash
408 * do not create stripes crossing stripe boundary
410 * fixes for musl libc
411 * preliminary support for android (not working yet, more code changes
413 * new EXTRA_CFLAGS and EXTRA_LDFLAGS
416 * tests: lots of updates, new tests, framework improvements
417 * documentation updates
418 * debugging: print-tree shows stripe length
420 btrfs-progs-4.1.2 (2015-07-14)
421 * urgent bugfix: mkfs creates invalid filesystem, must be recreated
423 btrfs-progs-4.1.1 (2015-07-10) -- Do not use this version!
425 * defrag: threshold overflow fix
427 * check if items fit into the leaf space
430 * create only desired block groups for single device
431 * preparatory work for fix on multiple devices
433 * new alias for 'device delete': 'device remove'
435 * fix compilation on old gcc (4.3)
436 * documentation updates
437 * debug-tree: print nbytes
438 * test: image for corrupted nbytes
439 * corrupt-block: let it kill nbytes
441 btrfs-progs-4.1 (2015-06-22)
443 * fsck.btrfs: no bash-isms
444 * bugzilla 97171: invalid memory access (with tests)
446 * cloning works with --chroot
447 * capabilities not lost
448 * mkfs: do not try to register bare file images
449 * option --help accepted by the standalone utilities
452 * corrupt block: ability to remove csums
454 * warn if metadata redundancy is lower than for data
455 * options to make the output quiet (only errors)
456 * mixed case names of raid profiles accepted
458 * more comprehensive, 'key: value' format
461 * print received uuid
463 * new options to specify size units
464 * sync: grab all deleted ids and print them as they're removed,
465 previous implementation only checked if there are any to be
466 deleted - change in command semantics
467 * scrub: print timestamps in days HMS format
469 * can specify mount point, do not rely on /proc
470 * can work inside subvolumes
471 * send: new option to send stream without data (NO_FILE_DATA)
472 * convert: specify incompat features on the new fs
474 * show: distinguish no limits and 0 limit value
475 * limit: ability to clear the limit
476 * help for 'btrfs' is shorter, 1st level command overview
477 * debug tree: print key names according to their C name
482 * rewrite uuid on a filesystem image
483 * new option to turn on NO_HOLES incompat feature
486 * standalone btrfs-zero-log
489 * testing framework updates
491 * btrfstune feature setting test
493 * more testing image formats
494 * manual page updates
495 * ioctl.h synced with current kernel uapi version
496 * convert: preparatory works for more filesystems (reiserfs pending)
497 * use static buffers for path handling where possible
498 * add new helpers for send uilts that check memory allocations,
499 switch all users, deprecate old helpers
500 * Makefile: fix build dependency generation
501 * map-logical: make it work again
503 btrfs-progs-4.0.1 (2015-05-20)
505 * can restore symlinks, new option --symlinks
506 * long option variants added
507 * convert: dropped dependency on acl.h header and libacl is not required
509 * fix for 'check' crash
510 * device remove error message fix
511 * preparatory works for fsid change
513 btrfs-progs-4.0 (2015-04-29)
515 * don't accept file as an argument (it's confusing)
516 * print better error message in case of an error
517 * restore: optionally restore metadata (time, mode, uid/gid)
518 * receive: optionally enforce chroot
519 * new rescue subcommand 'zero-log', same as btrfs-zero-log, but now also
520 part of the main utility
522 * free space checks match kernel, fixes incorrect reports
523 * convert: fix setting of checksum bit if --no-datasum is used
524 * fsck.btrfs: don't print messages
525 * fix quota rescan on PPC64 (mangled ioctl number)
527 * documentation: files renamed to .asciidoc, misc fixups
529 btrfs-progs-3.19.1 (2015-03-25)
531 * new option to specify metadata block size
532 * --no-progress actually works
533 * restore: properly handle the page boundary corner case
535 * missing macro from public header, BTRFS_BUILD_VERSION
536 * wrong handling of --enable-convert
537 * fi usage: reports correct space for degraded mounts
539 * mkfs: help string updates
540 * completion: added 'usage' subcommands
541 * cleanups in qgroup code, preparatory work
543 btrfs-progs-3.19 (2015-03-11)
544 * build converted to autotools
546 * restore can now run in parallel threads
547 * fixed restore of multiple image from multiple devices onto a single
549 * introduced metadump v2
550 * check: make --init-csum-tree and --init-extent-tree work together
551 * find-new: option to search through all metadata even if a root was
553 * convert: show progress by default, can be turned off
554 * corrupt-block: option to work on a specific root
555 * bash completion script for all subcommands
557 btrfs-progs-3.18.2 (2015-01-27)
558 * qgroup show: print human readable sizes, options to say otherwise
559 * check: new option to explicitly say no to writes
560 * mkfs: message about trimming is not printed to stderr
561 * fi show: fixed return value
562 * tests: new infrastructure
563 * btrfstune: force flag can be used together with seeding option
564 * backtrace support is back
566 * doc and help updates
568 btrfs-progs-3.18.1 (2015-01-09)
570 * documentation updates
572 btrfs-progs-3.18 (2014-12-30)
573 * mkfs - skinny-metadata feature is now on by default, first introduced in
575 * filesystem usage - give an overview of fs usage in a way that's more
576 comprehensible than existing 'fi df'
577 * device usage - more detailed information about per-device allocations
579 * option to set a different tree root byte number
580 * ability to link lost files to lost+found, caused by a recent kernel
582 * repair of severely corrupted fs (use with care)
583 * convert - option to show progress
584 * subvol create - print the commit mode inline, print the global mode only
586 * other updates: musl-libc support, coverity bugfixes, new test images,
589 btrfs-progs-3.17.3 (2014-12-04)
590 * convert: fix conversion of sparse ext* filesystems
591 * show: resolve to the correct path
592 * fsck: more verbose error for root dir problems
594 btrfs-progs-3.17.2 (2014-11-19)
596 * add ability to replace missing dir item/dir indexes
597 * fix missing inode items
598 * create missing root dirid
599 * corrupt block: enhancements for testing fsck
600 * zero-log: able to reset a fs with bogus log tree pointer (bug_72151)
602 btrfs-progs-3.17.1 (2014-11-04)
603 * fi df: argument handling
604 * fix linking with libbtrfs
605 * replace: better error reporting
606 * fi show: fixed stall if run concurrently with balance
607 * check: fixed argument parsing for --subvol-extents
608 * fi df: SI prefixes corrected
610 btrfs-progs-3.17 (2014-10-17)
611 * check: --init-csum-tree actually does something useful, rebuilds the
613 * /dev scanning for btrfs devices is gone
614 * /proc/partitions scanning is gone, blkid is used exclusively
615 * new subcommand subvolume sync
616 * filesystem df: new options to set unit format
617 * convert: allow to copy label from the origin, or specify a new one
619 btrfs-progs-3.16.2 (2014-10-01)
620 * a few fixes in fsck and image tools
622 btrfs-progs-3.16.1 (2014-09-15)
623 * print GlobalReserve in fi df output
624 * new option -R in subvol list
625 * library version defines
626 * static build is fixed
627 * build without documentation is possible
629 btrfs-progs-3.16 (2014-08-26)
630 * mkfs: new option to specify UUID, drop experimental notice
631 * check: new option to verify quotas, reduced memory requirements, new
632 option to print extent sharing
633 * restore: check length before decompression, more error handling, option
634 to loop during restoring
635 * balance: new filter 'limit'
636 * recover: allow to read all sb copies
637 * btrfstune: new option to force dangerous changes
638 * receive: new option to limit number of errors
639 * show-super: skip unrecognized sb, add option to force
640 * debug-tree: print tree by id
641 * documentation updates
643 btrfs-progs-3.14.2 (2014-05-29)
644 * documentation is now written in asciidoc and there are manpages for each
648 btrfs-progs-3.14.1 (2014-04-18)
649 * properties: fix handling of option -t
650 * restore: fix reading of compressed extents
651 * minor code and doc updates
653 btrfs-progs-3.14 (2014-04-06)
654 * fsck: fixes and enhancements to --init-extent-tree mode
655 * fsck: chunk-recover updates
656 * scrub: add force option -f
657 * send: check if subvolumes are read-only
658 * subvol delete: add options to affect commit behaviour
659 * btrfs: add property command group
660 * restore: add dry-run option
661 * restore: fix restoring of compressed files
662 * mkfs: support for no-holes feature
663 * mkfs: option -r deals with hardlinks and relative paths
664 * mkfs: discard phase is interruptible
665 * documentation updates
667 btrfs-progs-3.12 (2013-11-25)
668 * announcement, tarballs
669 * first release after 0.19 (2009/06) with a lot of changes