491  * Devices are selected/deselected based upon the following criteria:
496  *   devices haven't already been selected and if the user has not
501  * - current number of devices selected (num_selected)
516  * - number of devices selected on the command line by the user
520  *        selected by the user or devices matching a pattern given by the
521  *        user will be selected in addition to devices that are already
522  *        selected.  Additional devices will be selected, up to maxshowdevs
526  *        given by the user will be selected.  No other devices will be
527  *        selected.
530  *        current selected, as only mode would, but it will also not
533  *        explicitly selected by the user or devices matching a pattern
534  *        given by the user will be de-selected.
540  * - the number of devices selected and the total number of items in the
546  *  0  -- selected devices are unchanged
547  *  1  -- selected devices changed
573 	 * In this case, we haven't selected devices before.  in devstat_selectdevs()
582 	 * In this case, we have selected devices before, but the device  in devstat_selectdevs()
583 	 * list has changed since we last selected devices, so we need to  in devstat_selectdevs()
592 	 * In this case, we've selected devices before, and the selection  in devstat_selectdevs()
609 	 * If we're in "only" mode, we want to clear out the selected  in devstat_selectdevs()
617 	 * In all cases, we want to back up the number of selected devices.  in devstat_selectdevs()
618 	 * It is a quick and accurate way to determine whether the selected  in devstat_selectdevs()
667 			(*dev_select)[i].selected = 0;  in devstat_selectdevs()
691 				 * if it hasn't already been selected.  in devstat_selectdevs()
699 				 * ones to be selected.  If we're in remove  in devstat_selectdevs()
706 					if ((*dev_select)[i].selected)  in devstat_selectdevs()
710 					(*dev_select)[i].selected =  in devstat_selectdevs()
715 					(*dev_select)[i].selected = 0;  in devstat_selectdevs()
733 	 * selected is less than the maximum number we can show.  in devstat_selectdevs()
813 				 * if it hasn't already been selected.  If  in devstat_selectdevs()
814 				 * it has already been selected, we leave  in devstat_selectdevs()
817 				 * devices have already been selected, and  in devstat_selectdevs()
821 				 * decrement the selected count.  in devstat_selectdevs()
827 					if ((*dev_select)[k].selected != 0)  in devstat_selectdevs()
829 					(*dev_select)[k].selected =  in devstat_selectdevs()
834 					(*dev_select)[k].selected = 0;  in devstat_selectdevs()
845 	 * selected (not selection number, just the fact that they are  in devstat_selectdevs()
846 	 * selected!) and the number of bytes in the "bytes" field of the  in devstat_selectdevs()
857 	 * selected, so the only criterion used to sort them will be their  in devstat_selectdevs()
859 	 * all devices will be selected, so again selection won't matter.  in devstat_selectdevs()
871 			 * isn't already selected.  Because the 'selected'  in devstat_selectdevs()
874 			 * the devices that were selected first.  in devstat_selectdevs()
877 				if ((*dev_select)[i].selected == 0) {  in devstat_selectdevs()
878 					(*dev_select)[i].selected =  in devstat_selectdevs()
886 				if ((*dev_select)[i].selected != 0) {  in devstat_selectdevs()
887 					(*dev_select)[i].selected =  in devstat_selectdevs()
896 	 * selected maxshowdevs number of devices, go through the array and  in devstat_selectdevs()
908 			if ((*dev_select)[i].selected == 0) {  in devstat_selectdevs()
909 				(*dev_select)[i].selected = ++selection_number;  in devstat_selectdevs()
915 	 * Look at the number of devices that have been selected.  If it  in devstat_selectdevs()
918 	 * selection list to see if the selected devices have changed.  in devstat_selectdevs()
937 			 && ((*dev_select)[i].selected ==   in devstat_selectdevs()
938 			     old_dev_select[i].selected))  in devstat_selectdevs()
977 					 && ((*dev_select)[i].selected ==  in devstat_selectdevs()
978 					      old_dev_select[j].selected)){  in devstat_selectdevs()
1004  * has been selected.  If one of them has, and the other one has not, the
1005  * selected device is automatically more important than the unselected
1006  * device.  If neither device is selected, we judge the devices based upon
1012 	if ((((const struct device_selection *)arg1)->selected)  in compare_select()
1013 	 && (((const struct device_selection *)arg2)->selected == 0))  in compare_select()
1015 	else if ((((const struct device_selection *)arg1)->selected == 0)  in compare_select()
1016 	      && (((const struct device_selection *)arg2)->selected))  in compare_select()