page_diff 673 include/linux/qed/qed_chain.h u32 cur_prod, page_mask, page_cnt, page_diff; page_diff 688 include/linux/qed/qed_chain.h page_diff = (((cur_prod - 1) & page_mask) - page_diff 696 include/linux/qed/qed_chain.h page_diff + page_cnt) % page_cnt; page_diff 700 include/linux/qed/qed_chain.h page_diff + page_cnt) % page_cnt;