[Libguestfs] [PATCH] v2v: convert-windows: remove installation reference for prl_strg driver

[Denis Plotnikov]

There is an issue with removal of parallels disk paravirt driver.
Without the patch, the VM being migrated may not boot on the
desination with BSOD: 0x7b.

The patch is a workaround to prevent the BSOD.

Signed-off-by: Denis Plotnikov <dplotnikov at virtuozzo.com>
---
 v2v/convert_windows.ml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/v2v/convert_windows.ml b/v2v/convert_windows.ml
index 4511c53c3..706202499 100644
--- a/v2v/convert_windows.ml
+++ b/v2v/convert_windows.ml
@@ -469,6 +469,8 @@ echo uninstalling Xen PV driver
         let fb_script = "\
 @echo off
 
+REG DELETE HKLM\\System\\CurrentControlSet\\Services\\prl_strg\\DriverInfo /v RefCount /f
+
 echo uninstalling Parallels guest tools
 " ^ uninst ^
 (* ERROR_SUCCESS_REBOOT_REQUIRED == 3010 is OK too *)
-- 
2.17.0