Re: [PATCH 7/9] tests/acpi: unit test for 'acpi-pci-hotplug-with-bridge-support' bridge flag

[Igor Mammedov <imammedo@redhat.com>]

On Fri, 11 Sep 2020 23:37:53 +0530
Ani Sinha <ani@anisinha.ca> wrote:

> This change adds a new unit test for the global flag
> 'acpi-pci-hotplug-with-bridge-support' which is available for cold plugged pci
> bridges in i440fx. The flag can be used to turn off acpi based hotplug support
> for all the slots of the pci bus.
not true or not clear,
should be 
 "turn off acpi based hotplug support on all PCI bridges"

> Tested on the upstream qemu master branch.
Doesn't belong to commit message

> 
> Signed-off-by: Ani Sinha <ani@anisinha.ca>
> ---
>  tests/qtest/bios-tables-test.c | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/tests/qtest/bios-tables-test.c b/tests/qtest/bios-tables-test.c
> index d8c7d57557..7632cfe1be 100644
> --- a/tests/qtest/bios-tables-test.c
> +++ b/tests/qtest/bios-tables-test.c
> @@ -754,6 +754,20 @@ static void test_acpi_piix4_root_hotplug(void)
>      free_test_data(&data);
>  }
>  
> +static void test_acpi_piix4_bridge_hotplug(void)
> +{
> +    test_data data;
> +
> +    memset(&data, 0, sizeof(data));
> +    data.machine = MACHINE_PC;
> +    data.variant = ".hpbridge";
> +    data.required_struct_types = base_required_struct_types;
> +    data.required_struct_types_len = ARRAY_SIZE(base_required_struct_types);
> +    test_acpi_one("-global PIIX4_PM.acpi-pci-hotplug-with-bridge-support=off "
> +                  "-device pci-bridge,chassis_nr=1", &data);
> +    free_test_data(&data);
> +}
> +
>  static void test_acpi_q35_tcg(void)
>  {
>      test_data data;
> @@ -1159,6 +1173,7 @@ int main(int argc, char *argv[])
>          qtest_add_func("acpi/piix4", test_acpi_piix4_tcg);
>          qtest_add_func("acpi/piix4/bridge", test_acpi_piix4_tcg_bridge);
>          qtest_add_func("acpi/piix4/hotplug", test_acpi_piix4_root_hotplug);
> +        qtest_add_func("acpi/piix4/brhotplug", test_acpi_piix4_bridge_hotplug);
>          qtest_add_func("acpi/q35", test_acpi_q35_tcg);
>          qtest_add_func("acpi/q35/bridge", test_acpi_q35_tcg_bridge);
>          qtest_add_func("acpi/q35/mmio64", test_acpi_q35_tcg_mmio64);