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Subject[GIT PULL] Btrfs fixes for 5.10-rc6

a few fixes for various warnings that accumulated over past two weeks.

- tree-checker: add missing return values for some errors

- lockdep fixes
- when reading qgroup config and starting quota rescan
- reverse order of quota ioctl lock and VFS freeze lock

- avoid accessing potentially stale fs info during device scan,
reported by syzbot

- add scope NOFS protection around qgroup relation changes

- check for running transaction before flushing qgroups

- fix tracking of new delalloc ranges for some cases

Please pull, thanks.

The following changes since commit 468600c6ec28613b756193c5f780aac062f1acdf:

btrfs: ref-verify: fix memory leak in btrfs_ref_tree_mod (2020-11-05 13:03:39 +0100)

are available in the Git repository at:

git:// for-5.10-rc5-tag

for you to fetch changes up to a855fbe69229078cd8aecd8974fb996a5ca651e6:

btrfs: fix lockdep splat when enabling and disabling qgroups (2020-11-23 21:16:43 +0100)

Daniel Xu (1):
btrfs: tree-checker: add missing return after error in root_item

David Sterba (1):
btrfs: tree-checker: add missing returns after data_ref alignment checks

Filipe Manana (4):
btrfs: fix missing delalloc new bit for new delalloc ranges
btrfs: fix lockdep splat when reading qgroup config on mount
btrfs: do nofs allocations when adding and removing qgroup relations
btrfs: fix lockdep splat when enabling and disabling qgroups

Johannes Thumshirn (1):
btrfs: don't access possibly stale fs_info data for printing duplicate device

Qu Wenruo (1):
btrfs: qgroup: don't commit transaction when we already hold the handle

fs/btrfs/ctree.h | 5 ++-
fs/btrfs/file.c | 57 ----------------------------
fs/btrfs/inode.c | 58 +++++++++++++++++++++++++++++
fs/btrfs/qgroup.c | 88 +++++++++++++++++++++++++++++++++++++++-----
fs/btrfs/tests/inode-tests.c | 12 ++++--
fs/btrfs/tree-checker.c | 3 ++
fs/btrfs/volumes.c | 8 +++-
7 files changed, 158 insertions(+), 73 deletions(-)

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