autotest/virt-test — pull request #1715 by ypu (2014-06-18 09:31:41+00:00)
Title: virttest: Update the kernel command line update part of code in env_proc...

...ess

As the original code for msi setup and extra_kernel_params setup are both
update the guest kernel command line. So remove some duplicate code. And
add the kernel command line restore code in post_process to restore the default
kernel command line in guest.