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Re: [PATCH 1/2] tests/acceptance: Add PVH boot test
From: |
Willian Rampazzo |
Subject: |
Re: [PATCH 1/2] tests/acceptance: Add PVH boot test |
Date: |
Fri, 6 Dec 2019 12:04:28 -0300 |
On Fri, Dec 6, 2019 at 11:00 AM Wainer dos Santos Moschetta
<address@hidden> wrote:
>
> QEMU 4.0 onward is able to boot an uncompressed kernel
> image by using the x86/HVM direct boot ABI. It needs
> Linux >= 4.21 built with CONFIG_PVH=y.
>
> This introduces an acceptance test which checks an
> uncompressed Linux kernel image boots properly.
>
> Signed-off-by: Wainer dos Santos Moschetta <address@hidden>
> ---
> tests/acceptance/pvh.py | 48 +++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 48 insertions(+)
> create mode 100644 tests/acceptance/pvh.py
>
> diff --git a/tests/acceptance/pvh.py b/tests/acceptance/pvh.py
> new file mode 100644
> index 0000000000..c68489c273
> --- /dev/null
> +++ b/tests/acceptance/pvh.py
> @@ -0,0 +1,48 @@
> +# Copyright (c) 2019 Red Hat, Inc.
> +#
> +# Author:
> +# Wainer dos Santos Moschetta <address@hidden>
> +#
> +# This work is licensed under the terms of the GNU GPL, version 2 or
> +# later. See the COPYING file in the top-level directory.
> +
> +"""
> +x86/HVM direct boot acceptance tests.
> +"""
> +
> +from avocado.utils.kernel import KernelBuild
> +from avocado_qemu import Test
> +from avocado_qemu import wait_for_console_pattern
> +
> +
> +class Pvh(Test):
> + """
> + Test suite for x86/HVM direct boot feature.
> +
> + :avocado: tags=slow,arch=x86_64,machine=q35
> + """
> + def test_boot_vmlinux(self):
> + """
> + Boot uncompressed kernel image.
> + """
> + # QEMU can boot a vmlinux image for kernel >= 4.21 built
> + # with CONFIG_PVH=y
> + kernel_version = '5.4.1'
> + kbuild = KernelBuild(kernel_version, work_dir=self.workdir)
> + try:
> + kbuild.download()
> + kbuild.uncompress()
> + kbuild.configure(targets=['defconfig', 'kvmconfig'],
> + extra_configs=['CONFIG_PVH=y'])
> + kbuild.build()
> + except:
> + self.cancel("Unable to build vanilla kernel %s" % kernel_version)
> +
> + self.vm.set_machine('q35')
> + self.vm.set_console()
> + kernel_command_line = 'printk.time=0 console=ttyS0'
> + self.vm.add_args('-kernel', kbuild.vmlinux,
> + '-append', kernel_command_line)
> + self.vm.launch()
> + wait_for_console_pattern(self, 'Kernel command line: %s' %
> + kernel_command_line)
> --
> 2.21.0
>
Tested-by: Willian Rampazzo <address@hidden>