qemu/msi: clean used vectors state on load

Clean up msix vector usage state on load. Since guest might have control over it through the device, the device will have to load this state from file. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

qemu/msi: clean used vectors state on load
Clean up msix vector usage state on load. Since guest might have control over it through the device, the device will have to load this state from file. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Michael S. Tsirkin · Anthony Liguori
1 parent 3f6a3ee5
Showing 1 changed file with 1 additions and 0 deletions
hw/msix.c
@@ -302,6 +302,7 @@ void msix_load(PCIDevice *dev, QEMUFile *f)
         return;
     }
  
+    msix_free_irq_entries(dev);
     qemu_get_buffer(f, dev->msix_table_page, n * MSIX_ENTRY_SIZE);
     qemu_get_buffer(f, dev->msix_table_page + MSIX_PAGE_PENDING, (n + 7) / 8);
 }