__u32 ei_type; /** Type of the lock being enqueued. */
__u32 ei_mode; /** Mode of the lock being enqueued. */
void *ei_cb_bl; /** blocking lock callback */
+ void *ei_cb_local_bl; /** blocking local lock callback */
void *ei_cb_cp; /** lock completion callback */
void *ei_cb_gl; /** lock glimpse callback */
void *ei_cbdata; /** Data to be passed into callbacks. */
+ void *ei_namespace; /** lock namespace **/
unsigned int ei_enq_slave:1; /* whether enqueue slave stripes */
};