[GIT PULL] Btrfs fixes for 4.16-rc1

[David Sterba]

Hi,

we have a few assorted fixes, some of them show up during fstests so
I gave them more testing. Please pull, thanks.

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The following changes since commit 3acbcbfc8f06d4ade2aab2ebba0a2542a05ce90c:

  btrfs: drop devid as device_list_add() arg (2018-01-29 19:31:16 +0100)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git for-4.16-rc1-tag

for you to fetch changes up to fd649f10c3d21ee9d7542c609f29978bdf73ab94:

  btrfs: Fix use-after-free when cleaning up fs_devs with a single stale device (2018-02-05 17:15:14 +0100)

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Filipe Manana (1):
      Btrfs: fix null pointer dereference when replacing missing device

Liu Bo (6):
      Btrfs: fix deadlock in run_delalloc_nocow
      Btrfs: fix crash due to not cleaning up tree log block's dirty bits
      Btrfs: fix extent state leak from tree log
      Btrfs: fix btrfs_evict_inode to handle abnormal inodes correctly
      Btrfs: fix use-after-free on root->orphan_block_rsv
      Btrfs: fix unexpected -EEXIST when creating new inode

Nikolay Borisov (2):
      btrfs: Ignore errors from btrfs_qgroup_trace_extent_post
      btrfs: Fix use-after-free when cleaning up fs_devs with a single stale device

Zygo Blaxell (1):
      btrfs: remove spurious WARN_ON(ref->count < 0) in find_parent_nodes

 fs/btrfs/backref.c     | 11 ++++++++++-
 fs/btrfs/delayed-ref.c |  3 ++-
 fs/btrfs/extent-tree.c |  4 ++++
 fs/btrfs/inode.c       | 41 ++++++++++++++++++++++++++---------------
 fs/btrfs/qgroup.c      |  9 +++++++--
 fs/btrfs/tree-log.c    | 32 ++++++++++++++++++++++++++++++--
 fs/btrfs/volumes.c     |  1 +
 7 files changed, 80 insertions(+), 21 deletions(-)