Pull file locking updates from Jeff Layton:
 "The largest series of changes is from Ben who offered up a set to add
  a new helper function for setting locks based on the type set in
  fl_flags.  Dmitry also send in a fix for a potential race that he
  found with KTSAN"

* tag 'locks-v4.4-1' of git://git.samba.org/jlayton/linux:
  locks: cleanup posix_lock_inode_wait and flock_lock_inode_wait
  Move locks API users to locks_lock_inode_wait()
  locks: introduce locks_lock_inode_wait()
  locks: Use more file_inode and fix a comment
  fs: fix data races on inode->i_flctx
  locks: change tracepoint for generic_add_lease