Changeset 77910 in vbox for trunk/src/VBox/Main/src-client

Timestamp:

Mar 27, 2019 11:33:01 AM (6 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

129623

Message:

Main: bugref:7929: Added ability to change the priority of the VM process

Location:

trunk/src/VBox/Main/src-client

Files:

• ConsoleImpl.cpp (modified) (3 diffs)
• SessionImpl.cpp (modified) (1 diff)

trunk/src/VBox/Main/src-client/ConsoleImpl.cpp

@@ -6552 +6552 @@
 }
 
+HRESULT Console::i_onVMProcessPriorityChange(VMProcPriority_T priority)
+{
+    HRESULT rc = S_OK;
+
+    AutoCaller autoCaller(this);
+    if (FAILED(autoCaller.rc()))
+        return autoCaller.rc();
+
+    RTPROCPRIORITY enmProcPriority = RTPROCPRIORITY_DEFAULT;
+    switch(priority)
+    {
+        case VMProcPriority_Default:
+            enmProcPriority = RTPROCPRIORITY_DEFAULT;
+            break;
+        case VMProcPriority_Flat:
+            enmProcPriority = RTPROCPRIORITY_FLAT;
+            break;
+        case VMProcPriority_Low:
+            enmProcPriority = RTPROCPRIORITY_LOW;
+            break;
+        case VMProcPriority_Normal:
+            enmProcPriority = RTPROCPRIORITY_NORMAL;
+            break;
+        case VMProcPriority_High:
+            enmProcPriority = RTPROCPRIORITY_HIGH;
+            break;
+        default:
+            return setError(E_INVALIDARG, tr("Unsupported priority type (%d)"), priority);
+    }
+    int vrc = RTProcSetPriority(enmProcPriority);
+    if (RT_FAILURE(vrc))
+        rc = setErrorBoth(VBOX_E_VM_ERROR, vrc, tr("Could not set the priority of the process (%Rrc). Try to set it when VM is not started."), vrc);
+
+    return rc;
+}
 
 /**
@@ -10122 +10157 @@
         pMachine->COMGETTER(CPUCount)(&cCpus);
 
+        VMProcPriority_T enmVMPriority = VMProcPriority_Default;
+        pMachine->COMGETTER(VMProcessPriority)(&enmVMPriority);
+
         /*
          * Create the VM
@@ -10129 +10167 @@
          */
         alock.release();
+
+        if (enmVMPriority != VMProcPriority_Default)
+            pConsole->i_onVMProcessPriorityChange(enmVMPriority);
 
         PVM pVM;

trunk/src/VBox/Main/src-client/SessionImpl.cpp

@@ -674 +674 @@
 }
 
+HRESULT Session::onVMProcessPriorityChange(VMProcPriority_T priority)
+{
+    LogFlowThisFunc(("\n"));
+
+    AutoReadLock alock(this COMMA_LOCKVAL_SRC_POS);
+    AssertReturn(mState == SessionState_Locked, VBOX_E_INVALID_VM_STATE);
+    AssertReturn(mType == SessionType_WriteLock, VBOX_E_INVALID_OBJECT_STATE);
+#ifndef VBOX_COM_INPROC_API_CLIENT
+    AssertReturn(mConsole, VBOX_E_INVALID_OBJECT_STATE);
+
+    return mConsole->i_onVMProcessPriorityChange(priority);
+#else
+    RT_NOREF(priority);
+    return S_OK;
+#endif
+}
+
 HRESULT Session::onCPUChange(ULONG aCpu, BOOL aAdd)
 {