add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/misc/sgi-gru/grufault.c
..
..
@@ -648,6 +648,7 @@
648
648
 	if ((cb & (GRU_HANDLE_STRIDE - 1)) || ucbnum >= GRU_NUM_CB)
649
649
 		return -EINVAL;
650
650
 
651
+again:
651
652
 	gts = gru_find_lock_gts(cb);
652
653
 	if (!gts)
653
654
 		return -EINVAL;
..
..
@@ -656,7 +657,11 @@
656
657
 	if (ucbnum >= gts->ts_cbr_au_count * GRU_CBR_AU_SIZE)
657
658
 		goto exit;
658
659
 
659
-	gru_check_context_placement(gts);
660
+	if (gru_check_context_placement(gts)) {
661
+		gru_unlock_gts(gts);
662
+		gru_unload_context(gts, 1);
663
+		goto again;
664
+	}
660
665
 
661
666
 	/*
662
667
 	 * CCH may contain stale data if ts_force_cch_reload is set.
..
..
@@ -874,7 +879,11 @@
874
879
 		} else {
875
880
 			gts->ts_user_blade_id = req.val1;
876
881
 			gts->ts_user_chiplet_id = req.val0;
877
-			gru_check_context_placement(gts);
882
+			if (gru_check_context_placement(gts)) {
883
+				gru_unlock_gts(gts);
884
+				gru_unload_context(gts, 1);
885
+				return ret;
886
+			}
878
887
 		}
879
888
 		break;
880
889
 	case sco_gseg_owner: