8261646: Crash in MTLBlitLoops when Metal API Validation enabled

Co-authored-by: Jayathirth D V <jdv@openjdk.org>
openjdk · Feb 19, 2021 · c2a26224d99ea99d7c8b071717d81114720d93ac · c2a2622
1 parent 495aeb4
commit c2a26224d99ea99d7c8b071717d81114720d93ac
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLBlitLoops.m b/src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLBlitLoops.m
@@ -214,6 +214,14 @@ void drawTex2Tex(MTLContext *mtlc,
                           toTexture:dest
                    destinationSlice:0 destinationLevel:0 destinationOrigin:MTLOriginMake(dx1, dy1, 0)];
         [blitEncoder endEncoding];
+        [mtlc.encoderManager endEncoder];
+
+        MTLCommandBufferWrapper * cbwrapper = [mtlc pullCommandBufferWrapper];
+        id<MTLCommandBuffer> commandbuf = [cbwrapper getCommandBuffer];
+        [commandbuf addCompletedHandler:^(id <MTLCommandBuffer> commandbuf) {
+            [cbwrapper release];
+        }];
+        [commandbuf commit];
     }
 }