Cross Reference: /illumos-gate/usr/src/uts/common/io/sysmsg.c

Lines Matching defs:sysmcache
144 static devicecache_t sysmcache[MAXDEVS];
209 			rw_init(&sysmcache[i].dca_lock, NULL, RW_DRIVER, NULL);
232 			rw_destroy(&sysmcache[i].dca_lock);
397 		rw_enter(&sysmcache[i].dca_lock, RW_WRITER);
398 		if ((sysmcache[i].dca_flags & SYSM_ENABLED) &&
399 		    sysmcache[i].dca_vp == NULL) {
413 			if (vn_open(sysmcache[i].dca_name, UIO_SYSSPACE,
415 				sysmcache[i].dca_vp = vp;
417 		rw_exit(&sysmcache[i].dca_lock);
458 		rw_enter(&sysmcache[i].dca_lock, RW_WRITER);
459 		if (sysmcache[i].dca_vp != NULL) {
460 			(void) VOP_CLOSE(sysmcache[i].dca_vp, flag,
462 			VN_RELE(sysmcache[i].dca_vp);
463 			sysmcache[i].dca_vp = NULL;
465 		rw_exit(&sysmcache[i].dca_lock);
493 		rw_enter(&sysmcache[i].dca_lock, RW_READER);
494 		if (sysmcache[i].dca_vp != NULL &&
495 		    (sysmcache[i].dca_flags & SYSM_ENABLED)) {
499 			(void) VOP_WRITE(sysmcache[i].dca_vp, &tuio, 0, cred,
502 		rw_exit(&sysmcache[i].dca_lock);
524 			if (sysmcache[i].dca_flags & SYSM_ENABLED)
526 				size += strlen(sysmcache[i].dca_name) + 1;
533 		size = sizeof (sysmcache[0].dca_name);
614 			rw_enter(&sysmcache[i].dca_lock, RW_READER);
615 			if (sysmcache[i].dca_flags & SYSM_ENABLED) {
618 				(void) strcat(infop, sysmcache[i].dca_name);
620 			rw_exit(&sysmcache[i].dca_lock);
634 			rw_enter(&sysmcache[i].dca_lock, RW_WRITER);
635 			if (sysmcache[i].dca_devt == newdevt &&
636 			    (sysmcache[i].dca_flags & SYSM_ENABLED)) {
637 				(void) strcpy(sysmcache[i].dca_name, infop);
639 				rw_exit(&sysmcache[i].dca_lock);
641 			} else if (sysmcache[i].dca_devt == newdevt &&
642 			    sysmcache[i].dca_flags == SYSM_DISABLED) {
643 				sysmcache[i].dca_flags |= SYSM_ENABLED;
644 				(void) strcpy(sysmcache[i].dca_name, infop);
645 				rw_exit(&sysmcache[i].dca_lock);
648 			} else if (sysmcache[i].dca_devt == 0) {
649 				ASSERT(sysmcache[i].dca_vp == NULL &&
650 				    sysmcache[i].dca_flags == SYSM_DISABLED);
651 				(void) strcpy(sysmcache[i].dca_name, infop);
652 				sysmcache[i].dca_flags = SYSM_ENABLED;
653 				sysmcache[i].dca_devt = newdevt;
654 				rw_exit(&sysmcache[i].dca_lock);
658 			rw_exit(&sysmcache[i].dca_lock);
666 			rw_enter(&sysmcache[i].dca_lock, RW_WRITER);
667 			if (sysmcache[i].dca_devt == newdevt) {
668 				sysmcache[i].dca_flags = SYSM_DISABLED;
669 				sysmcache[i].dca_name[0] = '\0';
670 				rw_exit(&sysmcache[i].dca_lock);
674 			rw_exit(&sysmcache[i].dca_lock);