Lines Matching refs:read_off
825 if (count > buf->size - q->read_off)
826 count = buf->size - q->read_off;
828 if (copy_to_user(data, vaddr + q->read_off, count))
908 q->read_off = 0;
932 q->read_off += retval;
933 if (q->read_off == q->read_buf->size) {
1060 q->read_off = 0;
1078 q->read_off += rc;
1081 q->read_off = q->read_buf->size;
1087 if (q->read_off == q->read_buf->size) {
1127 q->read_off = 0;