Changeset 45754 in vbox for trunk/include

Timestamp:

Apr 26, 2013 1:59:29 AM (12 years ago)

Author:

vboxsync

Message:

HMIsInHwVirtNoLongJmpCtx

File:

• trunk/include/VBox/vmm/hm.h (modified) (1 diff)

trunk/include/VBox/vmm/hm.h

@@ -99 +99 @@
 #else
 # define HMIsInHwVirtCtx(a_pVCpu)       (false)
+#endif
+
+/**
+ * Checks whether we're in the special hardware virtualization context and we
+ * cannot perform long jump without guru meditating and possibly messing up the
+ * host and/or guest state.
+ *
+ * This is after we've turned interrupts off and such.
+ *
+ * @returns true / false.
+ * @param   a_pVCpu     The caller's cross context virtual CPU structure.
+ * @thread  EMT
+ */
+#ifdef IN_RING0
+# define HMIsInHwVirtNoLongJmpCtx(a_pVCpu)  (VMCPU_GET_STATE(a_pVCpu) == VMCPUSTATE_STARTED_EXEC)
+#else
+# define HMIsInHwVirtNoLongJmpCtx(a_pVCpu)  (false)
 #endif