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Lines Matching refs:mc_free

452 	while (mc->mc_free-- > 0) {
453 		KASSERT(mc->mc_maps[mc->mc_free] != NULL);
454 		bus_dmamap_destroy(mc->mc_dmat, mc->mc_maps[mc->mc_free]);
455 		mc->mc_maps[mc->mc_free] = NULL;
469 	    mc, limit, mc->mc_used, mc->mc_free);
471 	for (error = 0; mc->mc_free + mc->mc_used < limit; mc->mc_free++) {
472 		KASSERT(mc->mc_maps[mc->mc_free] == NULL);
476 		    &mc->mc_maps[mc->mc_free]);
481 	    mc, limit, mc->mc_used, mc->mc_free);
493 	if (mc->mc_free == 0) {
503 		KASSERT(mc->mc_maps[mc->mc_free] == NULL);
505 		KASSERT(mc->mc_free <= mc->mc_max);
506 		map = mc->mc_maps[--mc->mc_free];
507 		mc->mc_maps[mc->mc_free] = NULL;
518 	KASSERT(mc->mc_free + mc->mc_used < mc->mc_max);
519 	KASSERT(mc->mc_maps[mc->mc_free] == NULL);
521 	mc->mc_maps[mc->mc_free++] = map;