Pull vfs acl update from Christian Brauner:
 "This contains a single update to the internal get acl method and
  replaces an open-coded cmpxchg() comparison with with try_cmpxchg().

  It's clearer and also beneficial on some architectures"

* tag 'fs.acl.v6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/vfs/idmapping:
  posix_acl: Use try_cmpxchg in get_acl