On Fri, Nov 30, 2018 at 09:56:43AM -0700, Jens Axboe wrote: > For an ITER_KVEC, we can just iterate the iov and add the pages > to the bio directly. > + page = virt_to_page(kv->iov_base); > + size = bio_add_page(bio, page, kv->iov_len, > + offset_in_page(kv->iov_base)); Who said that you *can* do virt_to_page() on those? E.g. vmalloc()'ed addresses are fine for ITER_KVEC, etc.
