LU-8559 llite: fix ll_create_nd for non HAVE_IOP_ATOMIC_OPEN

LU-8559 llite: fix ll_create_nd for non HAVE_IOP_ATOMIC_OPEN

Invoke ll_new_node() with LUSTRE_OPC_CREATE for non
HAVE_IOP_ATOMIC_OPEN case so that it can recognize volatile
file name.

Signed-off-by: Jinshan Xiong <jinshan.xiong@intel.com>
Change-Id: Ia38d353844dc4852dbaa308fe26f450108a009ea
Reviewed-on: http://review.whamcloud.com/23758
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: wangdi <di.wang@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>