feature #1243: Add resched flag to VMs. Includes associated logic to make it work: RM methods, OCA bindings, CLI commands. LCM updated to clear the resched flag when leaving the running state Fixes VM tests

include/DispatchManager.h

@@ -219,6 +219,17 @@ public:
     int reboot(
         int vid);
 
+    /**
+     *  Set the re-scheduling flag for the VM (must be in RUNNING state)
+     *    @param vid VirtualMachine identification
+     *    @param do_resched set or unset the flag
+     *    @return 0 on success, -1 if the VM does not exits or -2 if the VM is
+     *    in a wrong a state
+     */
+    int resched(
+        int  vid,
+        bool do_resched);
+
 private:
     /**
      *  Thread id for the Dispatch Manager

include/VirtualMachine.h

@@ -586,6 +586,22 @@ public:
         lcm_state = s;
     };
 
+    /**
+     *  Sets the re-scheduling flag
+     *    @param set or unset the re-schedule flag
+     */
+    void set_resched(bool do_sched)
+    {
+        if ( do_sched == true )
+        {
+            resched = 1;
+        }
+        else
+        {
+            resched = 0;
+        }
+    };
+
     // ------------------------------------------------------------------------
     // Timers
     // ------------------------------------------------------------------------
@@ -720,6 +736,11 @@ private:
      */
     LcmState    lcm_state;
 
+    /**
+     *  Marks the VM as to be re-scheduled
+     */
+    int         resched;
+
     /**
      *  Start time, the VM enter the nebula system (in epoch)
      */