OpenCloudOS-Kernel/Documentation/filesystems/ext4
Linus Torvalds a6ecc2a491 In addition to bug fixes and cleanups, there are two new features for
ext4 in 5.14:
  - Allow applications to poll on changes to /sys/fs/ext4/*/errors_count
  - Add the ioctl EXT4_IOC_CHECKPOINT which allows the journal to be
    checkpointed, truncated and discarded or zero'ed.
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Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

Pull ext4 updates from Ted Ts'o:
 "In addition to bug fixes and cleanups, there are two new features for
  ext4 in 5.14:

   - Allow applications to poll on changes to
     /sys/fs/ext4/*/errors_count

   - Add the ioctl EXT4_IOC_CHECKPOINT which allows the journal to be
     checkpointed, truncated and discarded or zero'ed"

* tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (32 commits)
  jbd2: export jbd2_journal_[un]register_shrinker()
  ext4: notify sysfs on errors_count value change
  fs: remove bdev_try_to_free_page callback
  ext4: remove bdev_try_to_free_page() callback
  jbd2: simplify journal_clean_one_cp_list()
  jbd2,ext4: add a shrinker to release checkpointed buffers
  jbd2: remove redundant buffer io error checks
  jbd2: don't abort the journal when freeing buffers
  jbd2: ensure abort the journal if detect IO error when writing original buffer back
  jbd2: remove the out label in __jbd2_journal_remove_checkpoint()
  ext4: no need to verify new add extent block
  jbd2: clean up misleading comments for jbd2_fc_release_bufs
  ext4: add check to prevent attempting to resize an fs with sparse_super2
  ext4: consolidate checks for resize of bigalloc into ext4_resize_begin
  ext4: remove duplicate definition of ext4_xattr_ibody_inline_set()
  ext4: fsmap: fix the block/inode bitmap comment
  ext4: fix comment for s_hash_unsigned
  ext4: use local variable ei instead of EXT4_I() macro
  ext4: fix avefreec in find_group_orlov
  ext4: correct the cache_nr in tracepoint ext4_es_shrink_exit
  ...
2021-06-30 19:37:39 -07:00
..
about.rst ext4: replace HTTP links with HTTPS ones 2020-08-06 01:01:57 -04:00
allocators.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
attributes.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
bigalloc.rst ext4: add missing bigalloc documentation. 2019-09-07 11:56:47 -04:00
bitmaps.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
blockgroup.rst docs: filesystems: ext4: blockgroup.rst: replace some characters 2021-06-17 13:22:33 -06:00
blockmap.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
blocks.rst ext4: documentation fixes 2019-08-22 23:18:33 -04:00
checksums.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
directory.rst ext4: handle casefolding with encryption 2021-04-05 22:04:20 -04:00
dynamic.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
eainode.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
globals.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
group_descr.rst ext4: documentation fixes 2019-08-22 23:18:33 -04:00
ifork.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
index.rst docs: filesystems: Remove uneeded .rst extension on toctables 2019-06-26 16:08:22 -06:00
inlinedata.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
inodes.rst Added new ext4 debugging ioctls to allow userspace to get information 2019-09-21 13:37:39 -07:00
journal.rst ext4: update journal documentation 2021-06-22 21:34:17 -04:00
mmp.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
overview.rst ext4: update on-disk format documentation for fs-verity 2019-08-12 19:33:51 -07:00
special_inodes.rst docs: promote the ext4 data structures book to top level 2018-10-05 19:20:08 -04:00
super.rst ext4: describe fast_commit feature flags 2020-11-06 23:01:01 -05:00
verity.rst fs/ext4: Disallow verity if inode is DAX 2020-05-28 22:09:47 -04:00