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Lines Matching defs:descendant

2447 device_is_ancestor_of(device_t ancestor, device_t descendant)
2451 	for (dv = descendant; dv != NULL; dv = device_parent(dv)) {
2463 	device_t descendant;
2466 	for (descendant = deviter_first(&di, DEVITER_F_ROOT_FIRST);
2467 	     descendant != NULL;
2468 	     descendant = deviter_next(&di)) {
2469 		if (dev != descendant &&
2470 		    !device_is_ancestor_of(dev, descendant))
2473 		if ((descendant->dv_flags & DVF_ACTIVE) == 0)
2476 		ca = descendant->dv_cfattach;
2477 		oflags = descendant->dv_flags;
2479 		descendant->dv_flags &= ~DVF_ACTIVE;
2483 		rv = (*ca->ca_activate)(descendant, DVACT_DEACTIVATE);
2486 			descendant->dv_flags = oflags;