Changeset 2243 in vbox for trunk/src/VBox

Timestamp:

Apr 19, 2007 8:58:10 PM (18 years ago)

Author:

vboxsync

Message:

lower the valid IDT address from 2GB to 1GB

File:

• trunk/src/VBox/HostDrivers/Support/SUPDRVShared.c (modified) (1 diff)

trunk/src/VBox/HostDrivers/Support/SUPDRVShared.c

@@ -2738 +2738 @@
     ASMGetIDTR(&Idtr);
     paIdt = (PSUPDRVIDTE)Idtr.pIdt;
-    if ((uintptr_t)paIdt < 0x80000000)
+    /*
+     * Recent Linux kernels can be configured to 1G user /3G kernel.
+     */
+    if ((uintptr_t)paIdt < 0x40000000)
     {
         AssertMsgFailed(("bad paIdt=%p\n", paIdt));