ext4 fixes for 5.5-rc3

The following changes since commit dfdeeb41fb08fbe11d3cfefba9c0fcd00c95a36d:

Merge branch 'tt/misc' into dev (2019-11-19 12:25:42 -0500)

are available in the Git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git tags/ext4_for_linus_stable

for you to fetch changes up to 23f6b02405343103791c6a9533d73716cdf0c672:

ext4: clarify impact of 'commit' mount option (2019-12-21 21:36:53 -0500)

----------------------------------------------------------------
Ext4 bug fixes (including a regression fix) for 5.5

----------------------------------------------------------------
Dan Carpenter (1):
ext4: unlock on error in ext4_expand_extra_isize()

Jan Kara (3):
ext4: fix ext4_empty_dir() for directories with holes
ext4: check for directory entries too close to block end
ext4: clarify impact of 'commit' mount option

Phong Tran (1):
ext4: use RCU API in debug_print_tree

Randy Dunlap (1):
jbd2: fix kernel-doc notation warning

Theodore Ts'o (2):
ext4: optimize __ext4_check_dir_entry()
ext4: validate the debug_want_extra_isize mount option at parse time

Yunfeng Ye (1):
ext4: fix unused-but-set-variable warning in ext4_add_entry()

yangerkun (1):
ext4: reserve revoke credits in __ext4_new_inode

 Documentation/admin-guide/ext4.rst |  19 +++++----
 fs/ext4/block_validity.c           |   6 ++-
 fs/ext4/dir.c                      |   6 ++-
 fs/ext4/ialloc.c                   |   4 +-
 fs/ext4/inode.c                    |   4 +-
 fs/ext4/namei.c                    |  36 +++++++++--------
 fs/ext4/super.c                    | 143 +++++++++++++++++++++++++++++++++-----------------------------------
 include/linux/jbd2.h               |   2 +-
 8 files changed, 116 insertions(+), 104 deletions(-)