[GIT PULL] Btrfs fixes for 5.15-rc6

[David Sterba <dsterba@suse.com>]

Hi,

a few more error handling fixes, stemming from code inspection, error
injection or fuzzing. Please pull, thanks.

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The following changes since commit 0619b7901473c380abc05d45cf9c70bee0707db3:

  btrfs: prevent __btrfs_dump_space_info() to underflow its free space (2021-09-17 19:29:54 +0200)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git for-5.15-rc5-tag

for you to fetch changes up to 4afb912f439c4bc4e6a4f3e7547f2e69e354108f:

  btrfs: fix abort logic in btrfs_replace_file_extents (2021-10-07 22:08:06 +0200)

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Filipe Manana (5):
      btrfs: deal with errors when checking if a dir entry exists during log replay
      btrfs: deal with errors when replaying dir entry during log replay
      btrfs: deal with errors when adding inode reference during log replay
      btrfs: unify lookup return value when dir entry is missing
      btrfs: check for error when looking up inode during dir entry replay

Josef Bacik (2):
      btrfs: update refs for any root except tree log roots
      btrfs: fix abort logic in btrfs_replace_file_extents

Qu Wenruo (1):
      btrfs: unlock newly allocated extent buffer after error

 fs/btrfs/ctree.h       |  2 +-
 fs/btrfs/dir-item.c    | 48 +++++++++++++++++++++++-------
 fs/btrfs/extent-tree.c |  1 +
 fs/btrfs/file.c        | 19 ++++++------
 fs/btrfs/tree-log.c    | 79 ++++++++++++++++++++++++++++++--------------------
 5 files changed, 97 insertions(+), 52 deletions(-)