Lines Matching refs:wm_read
80 if (bufev->wm_read.high == 0 || now < bufev->wm_read.high) {
106 if (bufev->wm_read.high != 0)
107 howmuch = bufev->wm_read.high;
127 if (bufev->wm_read.low != 0 && len < bufev->wm_read.low)
129 if (bufev->wm_read.high != 0 && len > bufev->wm_read.high) {
388 bufev->wm_read.low = lowmark;
389 bufev->wm_read.high = highmark;