[GIT PULL] ext4 bug fixes for 4.21

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

The following changes since commit 18f2c4fcebf2582f96cbd5f2238f4f354a0e4847:

  ext4: check for shutdown and r/o file system in ext4_write_inode() (2018-12-19 14:36:58 -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 191ce17876c9367819c4b0a25b503c0f6d9054d8:

  ext4: fix special inode number checks in __ext4_iget() (2018-12-31 22:34:31 -0500)

----------------------------------------------------------------
Fix a number of ext4 bugs.

----------------------------------------------------------------
Theodore Ts'o (6):
      ext4: make sure enough credits are reserved for dioread_nolock writes
      ext4: fix a potential fiemap/page fault deadlock w/ inline_data
      ext4: avoid kernel warning when writing the superblock to a dead device
      ext4: use ext4_write_inode() when fsyncing w/o a journal
      ext4: track writeback errors using the generic tracking infrastructure
      ext4: fix special inode number checks in __ext4_iget()

 fs/ext4/fsync.c  | 16 ++++++++++++----
 fs/ext4/inline.c |  6 +++---
 fs/ext4/inode.c  |  5 +++--
 fs/ext4/super.c  |  2 +-
 4 files changed, 19 insertions(+), 10 deletions(-)