Re: [Qemu-devel] [PATCH 5/6] tests: Add qvirtio_(un)plug_device_test wrapper functions

[Cornelia Huck <cohuck@redhat.com>]

On Thu, 17 Aug 2017 08:25:12 +0200
Thomas Huth <thuth@redhat.com> wrote:

> To support hot-plugging tests with virtio-ccw later, the current
> tests should become independent from PCI specific functions. Thus
> let's add some proper wrapper function for virtio device hot-plugging
> and -unplugging first.
> It also seems like device unplugging works fine on ppc64 when using
> the generic qtest_hot_unplug_device() function, so hot-unplugging
> is now tested on ppc64, too.

Yeah for more coverage!

> 
> Signed-off-by: Thomas Huth <thuth@redhat.com>
> ---
>  tests/Makefile.include  |  4 ++--
>  tests/libqos/virtio.c   | 27 +++++++++++++++++++++++++++
>  tests/libqos/virtio.h   |  5 +++++
>  tests/virtio-net-test.c |  8 ++------
>  tests/virtio-rng-test.c |  9 +++------
>  5 files changed, 39 insertions(+), 14 deletions(-)

> diff --git a/tests/virtio-net-test.c b/tests/virtio-net-test.c
> index 635b942..49e733d 100644
> --- a/tests/virtio-net-test.c
> +++ b/tests/virtio-net-test.c
> @@ -241,15 +241,11 @@ static void pci_basic(gconstpointer data)
>  
>  static void hotplug(void)
>  {
> -    const char *arch = qtest_get_arch();
> -
>      qtest_start("-device virtio-net-pci");
>  
> -    qpci_plug_device_test("virtio-net-pci", "net1", PCI_SLOT_HP, NULL);
> +    qvirtio_plug_device_test("virtio-net", "net1", PCI_SLOT_HP, NULL);

Same comment as for a previous patch regarding implicit aliasing.

Also, 'PCI_SLOT_HP' sounds a bit pci-y to me?

>  
> -    if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
> -        qpci_unplug_acpi_device_test("net1", PCI_SLOT_HP);
> -    }
> +    qvirtio_unplug_device_test("net1", PCI_SLOT_HP);
>  
>      test_end();
>  }
> diff --git a/tests/virtio-rng-test.c b/tests/virtio-rng-test.c
> index dcecf77..04c4279 100644
> --- a/tests/virtio-rng-test.c
> +++ b/tests/virtio-rng-test.c
> @@ -10,6 +10,7 @@
>  #include "qemu/osdep.h"
>  #include "libqtest.h"
>  #include "libqos/pci.h"
> +#include "libqos/virtio.h"
>  
>  #define PCI_SLOT_HP             0x06
>  
> @@ -20,13 +21,9 @@ static void pci_nop(void)
>  
>  static void hotplug(void)
>  {
> -    const char *arch = qtest_get_arch();
> +    qvirtio_plug_device_test("virtio-rng-pci", "rng1", PCI_SLOT_HP, NULL);

Dito.

>  
> -    qpci_plug_device_test("virtio-rng-pci", "rng1", PCI_SLOT_HP, NULL);
> -
> -    if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
> -        qpci_unplug_acpi_device_test("rng1", PCI_SLOT_HP);
> -    }
> +    qvirtio_unplug_device_test("rng1", PCI_SLOT_HP);
>  }
>  
>  int main(int argc, char **argv)