Lines Matching refs:history
246 * We record, very roughly, 2s worth of IO time history and if more than
885 * oscillation, the detection mechanism keeps track of history and gives
908 u16 history;
914 history = inode->i_wb_frn_history;
952 * history mask where each bit represents one sixteenth of
954 * history from @max_time.
958 history <<= slots;
960 history |= (1U << slots) - 1;
962 if (history)
963 trace_inode_foreign_history(inode, wbc, history);
972 if (hweight16(history) > WB_FRN_HIST_THR_SLOTS)
982 inode->i_wb_frn_history = history;