iov_iter_npages
nr_vecs = iov_iter_npages(iter, BIO_MAX_VECS + 1);
unsigned int nr_vecs = iov_iter_npages(iter, BIO_MAX_VECS);
npages = iov_iter_npages(&msg->msg_iter, max_pages);
if (iov_iter_npages(&i, INT_MAX) <= MAX_SKB_FRAGS)
if (iov_iter_npages(&i, INT_MAX) <= MAX_SKB_FRAGS)
num_pages = iov_iter_npages(iter, INT_MAX);
sgl_count = iov_iter_npages(iter, 0xffff);
npages = iov_iter_npages(iter, INT_MAX);
sdio.pages_in_io += iov_iter_npages(iter, INT_MAX);
max_pages = iov_iter_npages(iter, fc->max_pages);
max_pages = iov_iter_npages(iter, fc->max_pages);
max_pages = iov_iter_npages(orig, INT_MAX);
nents += iov_iter_npages(&rqst[i].rq_iter, INT_MAX);
num_pages = iov_iter_npages(iter, sp->max_frmr_depth + 1);
return iov_iter_npages(iter, max_segs);
return iov_iter_npages(iter, BIO_MAX_VECS);
return iov_iter_npages(iter, BIO_MAX_VECS - 1) + 1;
int iov_iter_npages(const struct iov_iter *i, int maxpages);
npages = iov_iter_npages(i, maxpages);
EXPORT_SYMBOL(iov_iter_npages);
num_sgs = iov_iter_npages(&msg->msg_iter, INT_MAX);
int pages_to_send = iov_iter_npages(iov_iter, MAX_SKB_FRAGS);