Function cvm_page_contiguous_segment

freebsd/opencrypto/criov.c:180–189

}

static inline void *
cvm_page_contiguous_segment(vm_page_t *pages, size_t skip, int len)
{
	if ((skip + len - 1) / PAGE_SIZE > skip / PAGE_SIZE)
		return (NULL);

	pages += (skip / PAGE_SIZE);
	skip -= rounddown(skip, PAGE_SIZE);
	return (((char *)PHYS_TO_DMAP(VM_PAGE_TO_PHYS(*pages))) + skip);
}

/*
 * Copy len bytes of data from the vm_page_t array, skipping the first off