[GIT PULL] ext4 updates for 4.20-rc1

["Theodore Y. Ts'o" <tytso@mit.edu>]

The following changes since commit 17b57b1883c1285f3d0dc2266e8f79286a7bef38:

  Linux 4.19-rc6 (2018-09-30 07:15:35 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git tags/ext4_for_linus

for you to fetch changes up to 33458eaba4dfe778a426df6a19b7aad2ff9f7eec:

  ext4: fix use-after-free race in ext4_remount()'s error path (2018-10-12 09:28:09 -0400)

(The documentation restructuring changes were ack'ed by Jon Corbet)

----------------------------------------------------------------
Further restructure ext4 documentation; fix up ext4's delayed
allocation for bigalloc file systems; fix up some syzbot-detected
races in EXT4_IOC_MOVE_EXT, EXT4_IOC_SWAP_BOOT, and ext4_remount; and
a few other miscellaneous bugs and optimizations.

----------------------------------------------------------------
Chengguang Xu (1):
      ext4: cache NULL when both default_acl and acl are NULL

Darrick J. Wong (5):
      docs: generate a separate ext4 pdf file from the documentation
      docs: fix ext4 documentation table formatting problems
      docs: make ext4 readme tables readable
      docs: move ext4 administrative docs to admin-guide/
      docs: promote the ext4 data structures book to top level

Eric Whitney (6):
      ext4: generalize extents status tree search functions
      ext4: add new pending reservation mechanism
      ext4: fix reserved cluster accounting at delayed write time
      ext4: reduce reserved cluster count by number of allocated clusters
      ext4: adjust reserved cluster count when removing extents
      ext4: fix reserved cluster accounting at page invalidation time

Gabriel Krisman Bertazi (1):
      ext4: fix build error when DX_DEBUG is defined

Jan Kara (1):
      jbd2: fix use after free in jbd2_log_do_checkpoint()

Lukas Czerner (1):
      ext4: initialize retries variable in ext4_da_write_inline_data_begin()

Souptick Joarder (1):
      ext4: convert fault handler to use vm_fault_t type

Theodore Ts'o (3):
      ext4: fix argument checking in EXT4_IOC_MOVE_EXT
      ext4: fix EXT4_IOC_SWAP_BOOT
      ext4: fix use-after-free race in ext4_remount()'s error path

Wang Shilong (2):
      ext4: fix setattr project check in fssetxattr ioctl
      ext4: propagate error from dquot_initialize() in EXT4_IOC_FSSETXATTR

 Documentation/admin-guide/ext4.rst                      | 574 +++++++++++++++++++++
 Documentation/admin-guide/index.rst                     |   1 +
 Documentation/conf.py                                   |   4 +
 Documentation/filesystems/ext4/{ondisk => }/about.rst   |   0
 .../filesystems/ext4/{ondisk => }/allocators.rst        |   0
 .../filesystems/ext4/{ondisk => }/attributes.rst        |   8 +-
 .../filesystems/ext4/{ondisk => }/bigalloc.rst          |   0
 Documentation/filesystems/ext4/{ondisk => }/bitmaps.rst |   0
 .../filesystems/ext4/{ondisk => }/blockgroup.rst        |   0
 .../filesystems/ext4/{ondisk => }/blockmap.rst          |   0
 Documentation/filesystems/ext4/{ondisk => }/blocks.rst  |   0
 .../filesystems/ext4/{ondisk => }/checksums.rst         |   2 +-
 .../filesystems/ext4/{ondisk => }/directory.rst         |  18 +-
 Documentation/filesystems/ext4/{ondisk => }/dynamic.rst |   0
 Documentation/filesystems/ext4/{ondisk => }/eainode.rst |   0
 Documentation/filesystems/ext4/ext4.rst                 | 613 ----------------------
 Documentation/filesystems/ext4/{ondisk => }/globals.rst |   0
 .../filesystems/ext4/{ondisk => }/group_descr.rst       |   4 +-
 Documentation/filesystems/ext4/{ondisk => }/ifork.rst   |   8 +-
 Documentation/filesystems/ext4/index.rst                |  19 +-
 .../filesystems/ext4/{ondisk => }/inlinedata.rst        |   0
 Documentation/filesystems/ext4/{ondisk => }/inodes.rst  |  19 +-
 Documentation/filesystems/ext4/{ondisk => }/journal.rst |  32 +-
 Documentation/filesystems/ext4/{ondisk => }/mmp.rst     |   2 +-
 Documentation/filesystems/ext4/ondisk/index.rst         |   9 -
 .../filesystems/ext4/{ondisk => }/overview.rst          |   0
 .../filesystems/ext4/{ondisk => }/special_inodes.rst    |   2 +-
 Documentation/filesystems/ext4/{ondisk => }/super.rst   |  24 +-
 fs/ext4/acl.c                                           |   4 +
 fs/ext4/ext4.h                                          |  17 +-
 fs/ext4/ext4_extents.h                                  |  13 +
 fs/ext4/extents.c                                       | 595 +++++++++++----------
 fs/ext4/extents_status.c                                | 654 +++++++++++++++++++++++-
 fs/ext4/extents_status.h                                |  80 ++-
 fs/ext4/inline.c                                        |   2 +-
 fs/ext4/inode.c                                         | 142 +++--
 fs/ext4/ioctl.c                                         |  97 ++--
 fs/ext4/mballoc.c                                       |  14 +-
 fs/ext4/move_extent.c                                   |   8 +-
 fs/ext4/namei.c                                         |   2 +-
 fs/ext4/super.c                                         |  81 ++-
 fs/jbd2/checkpoint.c                                    |   4 +-
 include/linux/buffer_head.h                             |   2 +-
 include/trace/events/ext4.h                             |  99 +++-
 44 files changed, 1984 insertions(+), 1169 deletions(-)
 create mode 100644 Documentation/admin-guide/ext4.rst
 rename Documentation/filesystems/ext4/{ondisk => }/about.rst (100%)
 rename Documentation/filesystems/ext4/{ondisk => }/allocators.rst (100%)
 rename Documentation/filesystems/ext4/{ondisk => }/attributes.rst (98%)
 rename Documentation/filesystems/ext4/{ondisk => }/bigalloc.rst (100%)
 rename Documentation/filesystems/ext4/{ondisk => }/bitmaps.rst (100%)
 rename Documentation/filesystems/ext4/{ondisk => }/blockgroup.rst (100%)
 rename Documentation/filesystems/ext4/{ondisk => }/blockmap.rst (100%)
 rename Documentation/filesystems/ext4/{ondisk => }/blocks.rst (100%)
 rename Documentation/filesystems/ext4/{ondisk => }/checksums.rst (99%)
 rename Documentation/filesystems/ext4/{ondisk => }/directory.rst (98%)
 rename Documentation/filesystems/ext4/{ondisk => }/dynamic.rst (100%)
 rename Documentation/filesystems/ext4/{ondisk => }/eainode.rst (100%)
 delete mode 100644 Documentation/filesystems/ext4/ext4.rst
 rename Documentation/filesystems/ext4/{ondisk => }/globals.rst (100%)
 rename Documentation/filesystems/ext4/{ondisk => }/group_descr.rst (99%)
 rename Documentation/filesystems/ext4/{ondisk => }/ifork.rst (98%)
 rename Documentation/filesystems/ext4/{ondisk => }/inlinedata.rst (100%)
 rename Documentation/filesystems/ext4/{ondisk => }/inodes.rst (98%)
 rename Documentation/filesystems/ext4/{ondisk => }/journal.rst (98%)
 rename Documentation/filesystems/ext4/{ondisk => }/mmp.rst (99%)
 delete mode 100644 Documentation/filesystems/ext4/ondisk/index.rst
 rename Documentation/filesystems/ext4/{ondisk => }/overview.rst (100%)
 rename Documentation/filesystems/ext4/{ondisk => }/special_inodes.rst (97%)
 rename Documentation/filesystems/ext4/{ondisk => }/super.rst (99%)