New revertAllDevices operation in PCM.

src/modules/partition/core/PartitionCoreModule.cpp

@@ -496,6 +496,7 @@ PartitionCoreModule::setBootLoaderInstallPath( const QString& path )
 void
 PartitionCoreModule::revert()
 {
+    QMutexLocker locker( &m_revertMutex );
     qDeleteAll( m_deviceInfos );
     m_deviceInfos.clear();
     init();
@@ -504,6 +505,16 @@ PartitionCoreModule::revert()
 }
 
 
+void
+PartitionCoreModule::revertAllDevices()
+{
+    foreach ( DeviceInfo* devInfo, m_deviceInfos )
+    {
+        revertDevice( devInfo->device.data() );
+    }
+}
+
+
 void
 PartitionCoreModule::revertDevice( Device* dev )
 {

src/modules/partition/core/PartitionCoreModule.h

@@ -98,6 +98,7 @@ public:
     QList< Partition* > efiSystemPartitions() const;
 
     void revert();
+    void revertAllDevices();
     void revertDevice( Device* dev );
     void asyncRevertDevice( Device* dev, std::function< void() > callback );