[GIT PULL] Btrfs fixes for 5.13-rc2

[David Sterba <dsterba@suse.com>]

Hi,

first batch of various fixes, here's a list of notable ones:

- fix unmountable seed device after fstrim

- fix silent data loss in zoned mode due to ordered extent splitting

- fix race leading to unpersisted data and metadata on fsync

- fix deadlock when cloning inline extents and using qgroups

Please pull, thanks.

----------------------------------------------------------------
The following changes since commit 18bb8bbf13c1839b43c9e09e76d397b753989af2:

  btrfs: zoned: automatically reclaim zones (2021-04-20 20:46:31 +0200)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux.git for-5.13-rc1-tag

for you to fetch changes up to 77364faf21b4105ee5adbb4844fdfb461334d249:

  btrfs: initialize return variable in cleanup_free_space_cache_v1 (2021-05-04 18:05:15 +0200)

----------------------------------------------------------------
Anand Jain (1):
      btrfs: fix unmountable seed device after fstrim

Filipe Manana (4):
      btrfs: zoned: fix silent data loss after failure splitting ordered extent
      btrfs: do not consider send context as valid when trying to flush qgroups
      btrfs: fix race leading to unpersisted data and metadata on fsync
      btrfs: fix deadlock when cloning inline extents and using qgroups

Naohiro Aota (1):
      btrfs: zoned: sanity check zone type

Tom Rix (1):
      btrfs: initialize return variable in cleanup_free_space_cache_v1

 fs/btrfs/ctree.h            |  2 +-
 fs/btrfs/extent-tree.c      |  6 +++++-
 fs/btrfs/file.c             | 35 +++++++++++++++++++++++++----------
 fs/btrfs/free-space-cache.c |  2 +-
 fs/btrfs/inode.c            |  4 ++--
 fs/btrfs/ioctl.c            |  2 +-
 fs/btrfs/ordered-data.c     |  2 +-
 fs/btrfs/qgroup.c           | 16 ++++++++++------
 fs/btrfs/send.c             |  4 ++--
 fs/btrfs/tree-log.c         |  3 ++-
 fs/btrfs/zoned.c            |  5 +++++
 11 files changed, 55 insertions(+), 26 deletions(-)