__sg_page_iter_next
if (!__sg_page_iter_next(&sg_iter))
if (!__sg_page_iter_next(&sg_iter))
if (!__sg_page_iter_next(&sg_iter)) {
if (!__sg_page_iter_next(&sg_iter))
bool __sg_page_iter_next(struct sg_page_iter *piter);
__sg_page_iter_next(piter);)
EXPORT_SYMBOL(__sg_page_iter_next);
if (!__sg_page_iter_next(&miter->piter))
__sg_page_iter_next(&iter);