Changeset 96991 in vbox

Timestamp:

Oct 5, 2022 6:36:04 AM (2 years ago)

Author:

vboxsync

Message:

VMM/HMVMXR0: Let the MSR-read/write bitmap pointer passed to ASMBit[Set|Clear] be aligned.

File:

• trunk/src/VBox/VMM/VMMR0/HMVMXR0.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/VMMR0/HMVMXR0.cpp

@@ -1152 +1152 @@
 #endif
         if (fClear)
-            ASMBitClear(pbMsrBitmap + offMsrRead, iBit);
+            ASMBitClear(pbMsrBitmap, (offMsrRead << 3) + iBit);
     }
     else
-        ASMBitSet(pbMsrBitmap + offMsrRead, iBit);
+        ASMBitSet(pbMsrBitmap, (offMsrRead << 3) + iBit);
 
     /*
@@ -1172 +1172 @@
 #endif
         if (fClear)
-            ASMBitClear(pbMsrBitmap + offMsrWrite, iBit);
+            ASMBitClear(pbMsrBitmap, (offMsrWrite << 3) + iBit);
     }
     else
-        ASMBitSet(pbMsrBitmap + offMsrWrite, iBit);
+        ASMBitSet(pbMsrBitmap, (offMsrWrite << 3) + iBit);
 }