Lines Matching defs:drc_busy
118 * A single lock word (the 'drc_busy' element below) is NULL
121 * order to examine the lock word ('drc_busy'). If no other
141 drctl_cookie_t drc_busy; /* NULL if free else a unique */
462 if (drctlp->drc_busy != NULL) {
473 drctlp->drc_busy = (drctl_cookie_t)-1;
488 drctlp->drc_busy = NULL;
491 drctlp->drc_busy = ck;
512 drctlp->drc_busy = NULL;
530 if (drctlp->drc_busy != ck) {
581 drctlp->drc_busy = NULL;
709 if (!should_block && drctlp->drc_busy != NULL) {
715 while (drctlp->drc_busy != NULL)
719 drctlp->drc_busy = (drctl_cookie_t)-1;
755 drctlp->drc_busy = NULL;