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Re: [PATCH v2 0/6] qtests/libqos: Allow PCI tests to be run with virt-ma
From: |
Michael S. Tsirkin |
Subject: |
Re: [PATCH v2 0/6] qtests/libqos: Allow PCI tests to be run with virt-machine |
Date: |
Fri, 4 Feb 2022 20:43:48 -0500 |
On Tue, Jan 18, 2022 at 09:38:27PM +0100, Eric Auger wrote:
> Up to now the virt-machine node only contains a virtio-mmio
> driver node but no driver that eventually produces any pci-bus
> interface.
>
> Hence, PCI libqos tests cannot be run with aarch64 binary.
>
> This series brings the pieces needed to be able to run PCI tests
> with the aarch64 binary: a generic-pcihost driver node gets
> instantiated by the machine. This later contains a pci-bus-generic
> driver which produces a pci-bus interface. Then all tests
> consuming the pci-bus interface can be run with the libqos arm
> virt machine.
>
> One of the first goal was to be able to run the virtio-iommu-pci
> tests as the virtio-iommu was initially targetting ARM and it
> was awkard to be run the test with the pc machine. This is now
> possible.
>
> Only the tests doing hotplug cannot be run yet as hotplug is
> not possible on the root bus. This will be dealt with separately
> by adding a root port to the object tree.
>
> Best Regards
>
> Eric
>
> This series can be found at:
> https://github.com/eauger/qemu/tree/libqos-pci-arm-v2
>
> History
I dropped this due to make check failures. Pls make sure
to make and test all targets. Thanks!
> v1 -> v2:
> - copyright updated to 2022
> - QPCIBusARM renamed into QGenericPCIBus
> - QGenericPCIHost declarations and definitions moved in the same
> place as the generic pci implementation
> - rename pci-arm.c/h in generic-pcihost.c/h and remove any ref to
> ARM there
> - remove qos_node_produces_opts, qpci_new_arm, qpci_free_arm
> - ecam_alloc_ptr now is a field of QGenericPCIBus and not QPCIBus
> - new libqos_init to create generic-pcihost driver that contains
> pci-bus-generic
> - QGenericPCIHost moved in the same place as the generic pci
> bindings
> - collected Thomas A-b/R-b
>
>
> Eric Auger (6):
> tests/qtest/vhost-user-test.c: Use vhostforce=on
> tests/qtest/libqos/pci: Introduce pio_limit
> tests/qtest/libqos: Skip hotplug tests if pci root bus is not
> hotpluggable
> tests/qtest/vhost-user-blk-test: Setup MSIx to avoid error on aarch64
> tests/qtest/vhost-user-blk-test: Factorize vq setup code
> tests/qtest/libqos: Add generic pci host bridge in arm-virt machine
>
> tests/qtest/e1000e-test.c | 6 +
> tests/qtest/libqos/arm-virt-machine.c | 18 +-
> tests/qtest/libqos/generic-pcihost.c | 231 ++++++++++++++++++++++++++
> tests/qtest/libqos/generic-pcihost.h | 54 ++++++
> tests/qtest/libqos/meson.build | 1 +
> tests/qtest/libqos/pci-pc.c | 1 +
> tests/qtest/libqos/pci-spapr.c | 1 +
> tests/qtest/libqos/pci.c | 78 +++++----
> tests/qtest/libqos/pci.h | 6 +-
> tests/qtest/vhost-user-blk-test.c | 39 ++++-
> tests/qtest/vhost-user-test.c | 2 +-
> tests/qtest/virtio-blk-test.c | 5 +
> tests/qtest/virtio-net-test.c | 5 +
> tests/qtest/virtio-rng-test.c | 5 +
> 14 files changed, 408 insertions(+), 44 deletions(-)
> create mode 100644 tests/qtest/libqos/generic-pcihost.c
> create mode 100644 tests/qtest/libqos/generic-pcihost.h
>
> --
> 2.26.3
- Re: [PATCH v2 0/6] qtests/libqos: Allow PCI tests to be run with virt-machine,
Michael S. Tsirkin <=