650 	struct iova_magazine *mag;  in iova_magazine_alloc()  local
652 	mag = kmalloc(sizeof(*mag), flags);  in iova_magazine_alloc()
653 	if (mag)  in iova_magazine_alloc()
654 		mag->size = 0;  in iova_magazine_alloc()
656 	return mag;  in iova_magazine_alloc()
659 static void iova_magazine_free(struct iova_magazine *mag)  in iova_magazine_free()  argument
661 	kfree(mag);  in iova_magazine_free()
665 iova_magazine_free_pfns(struct iova_magazine *mag, struct iova_domain *iovad)  in iova_magazine_free_pfns()  argument
672 	for (i = 0 ; i < mag->size; ++i) {  in iova_magazine_free_pfns()
673 		struct iova *iova = private_find_iova(iovad, mag->pfns[i]);  in iova_magazine_free_pfns()
684 	mag->size = 0;  in iova_magazine_free_pfns()
687 static bool iova_magazine_full(struct iova_magazine *mag)  in iova_magazine_full()  argument
689 	return mag->size == IOVA_MAG_SIZE;  in iova_magazine_full()
692 static bool iova_magazine_empty(struct iova_magazine *mag)  in iova_magazine_empty()  argument
694 	return mag->size == 0;  in iova_magazine_empty()
697 static unsigned long iova_magazine_pop(struct iova_magazine *mag,  in iova_magazine_pop()  argument
704 	for (i = mag->size - 1; mag->pfns[i] > limit_pfn; i--)  in iova_magazine_pop()
709 	pfn = mag->pfns[i];  in iova_magazine_pop()
710 	mag->pfns[i] = mag->pfns[--mag->size];  in iova_magazine_pop()
715 static void iova_magazine_push(struct iova_magazine *mag, unsigned long pfn)  in iova_magazine_push()  argument
717 	mag->pfns[mag->size++] = pfn;  in iova_magazine_push()