Changeset 19382 in vbox for trunk/src

Timestamp:

May 5, 2009 2:56:15 PM (16 years ago)

Author:

vboxsync

Message:

Introduced GVMMR0RegisterVCpu. (not used yet; untested)

Location:

trunk/src/VBox/VMM/VMMR0

Files:

• GVMMR0.cpp (modified) (1 diff)
• VMMR0.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMR0/GVMMR0.cpp

@@ -1054 +1054 @@
 }
 
+/**
+ * Register a new VCPU EMT thread (VCPU 0 is automatically registered during VM creation)
+ *
+ * @returns VBox status code
+ * @param   pVM             The shared VM structure (the ring-0 mapping).
+ * @param   idCpu           VCPU id
+ */
+GVMMR0DECL(int) GVMMR0RegisterVCpu(PVM pVM, unsigned idCpu)
+{
+    AssertReturn(idCpu < pVM->cCPUs, VERR_INVALID_CPU_ID);
+
+    /*
+     * Validate the VM structure, state and handle.
+     */
+    PGVMM   pGVMM;
+    PGVM    pGVM;
+    PGVMCPU pCurGVCpu;
+
+    int rc = gvmmR0ByVMAndEMT(pVM, idCpu, &pGVM, &pGVMM);
+    if (RT_FAILURE(rc))
+        return rc;
+
+    AssertReturn(!pGVM->aCpus[idCpu].hEMT, VERR_ACCESS_DENIED);
+
+    pGVM->aCpus[idCpu].hEMT = RTThreadNativeSelf();
+    return VINF_SUCCESS;
+}
 
 /**

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

@@ -743 +743 @@
             return GVMMR0DestroyVM(pVM);
 
+        case VMMR0_DO_GVMM_REGISTER_VMCPU:
+            if (!pVM)
+                return VERR_INVALID_PARAMETER;
+            return GVMMR0RegisterVCpu(pVM, idCpu);
+
         case VMMR0_DO_GVMM_SCHED_HALT:
             if (pReqHdr)