New code for 5.17:
 - Fix log recovery with da btree buffers when metauuid is in use.
 - Fix type coercion problems in xattr buffer size validation.
 - Fix a bug in online scrub dir leaf bestcount checking.
 - Only run COW recovery when recovering the log.
 - Fix symlink target buffer UAF problems and symlink locking problems
   by not exposing xfs innards to the VFS.
 - Fix incorrect quotaoff lock usage.
 - Don't let transactions cancel cleanly if they have deferred work
   items attached.