[GR-52921] Mark installDeoptimizedFrame() as @Uninterruptible.

christianhaeubl · christianhaeubl · commit 1a1990247ef0 · 2024-03-26T11:59:42.000+01:00
diff --git a/substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/deopt/Deoptimizer.java b/substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/deopt/Deoptimizer.java
@@ -257,6 +257,7 @@ private static RuntimeException checkDeoptimizedError0(Pointer sourceSp) {
         throw VMError.shouldNotReachHere("Unable to retrieve Deoptimized frame");
     }
 
+    @Uninterruptible(reason = "Prevent stack walks from seeing an inconsistent stack.")
     private static void installDeoptimizedFrame(Pointer sourceSp, DeoptimizedFrame deoptimizedFrame) {
         /*
          * Replace the return address to the deoptimized method with a pointer to the deoptStub.

Original file line number	Diff line number	Diff line change
`@@ -257,6 +257,7 @@ private static RuntimeException checkDeoptimizedError0(Pointer sourceSp) {`
`257`	`257`	`throw VMError.shouldNotReachHere("Unable to retrieve Deoptimized frame");`
`258`	`258`	`}`
`259`	`259`
	`260`	`+ @Uninterruptible(reason = "Prevent stack walks from seeing an inconsistent stack.")`
`260`	`261`	`private static void installDeoptimizedFrame(Pointer sourceSp, DeoptimizedFrame deoptimizedFrame) {`
`261`	`262`	`/*`
`262`	`263`	`* Replace the return address to the deoptimized method with a pointer to the deoptStub.`