ext4 bug fixes for 4.21

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)

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Fix a number of ext4 bugs.

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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(-)