Re: [Qemu-devel] [PATCH v3 06/16] virtio: split virtio 9p bits from virtio-pci

[Greg Kurz <groug@kaod.org>]

On Thu, 13 Dec 2018 22:00:47 +0100
Juan Quintela <quintela@redhat.com> wrote:

> Reviewed-by: Laurent Vivier <lvivier@redhat.com>
> Signed-off-by: Juan Quintela <quintela@redhat.com>
> 
> ---
> 

Acked-by: Greg Kurz <groug@kaod.org>

> Also disable virtio9p test (lvivier)
> ---
>  hw/virtio/Makefile.objs   |  1 +
>  hw/virtio/virtio-9p-pci.c | 86 +++++++++++++++++++++++++++++++++++++++
>  hw/virtio/virtio-pci.c    | 52 -----------------------
>  hw/virtio/virtio-pci.h    | 20 ---------
>  tests/Makefile.include    |  2 +-
>  5 files changed, 88 insertions(+), 73 deletions(-)
>  create mode 100644 hw/virtio/virtio-9p-pci.c
> 
> diff --git a/hw/virtio/Makefile.objs b/hw/virtio/Makefile.objs
> index 9e33104ce6..3e655fdce6 100644
> --- a/hw/virtio/Makefile.objs
> +++ b/hw/virtio/Makefile.objs
> @@ -17,6 +17,7 @@ obj-$(CONFIG_VIRTIO_INPUT_HOST) += virtio-input-host-pci.o
>  obj-$(CONFIG_VIRTIO_INPUT) += virtio-input-pci.o
>  obj-$(CONFIG_VIRTIO_RNG) += virtio-rng-pci.o
>  obj-$(CONFIG_VIRTIO_BALLOON) += virtio-balloon-pci.o
> +obj-$(CONFIG_VIRTIO_9P) += virtio-9p-pci.o
>  endif
>  endif
>  
> diff --git a/hw/virtio/virtio-9p-pci.c b/hw/virtio/virtio-9p-pci.c
> new file mode 100644
> index 0000000000..74c6ca2ddb
> --- /dev/null
> +++ b/hw/virtio/virtio-9p-pci.c
> @@ -0,0 +1,86 @@
> +/*
> + * Virtio 9p PCI Bindings
> + *
> + * Copyright IBM, Corp. 2010
> + *
> + * Authors:
> + *  Anthony Liguori   <aliguori@us.ibm.com>
> + *
> + * This work is licensed under the terms of the GNU GPL, version 2.  See
> + * the COPYING file in the top-level directory.
> + *
> + * Contributions after 2012-01-13 are licensed under the terms of the
> + * GNU GPL, version 2 or (at your option) any later version.
> + */
> +
> +#include "qemu/osdep.h"
> +
> +#include "virtio-pci.h"
> +#include "hw/9pfs/virtio-9p.h"
> +
> +/*
> + * virtio-9p-pci: This extends VirtioPCIProxy.
> + */
> +
> +#define TYPE_VIRTIO_9P_PCI "virtio-9p-pci"
> +#define VIRTIO_9P_PCI(obj) \
> +        OBJECT_CHECK(V9fsPCIState, (obj), TYPE_VIRTIO_9P_PCI)
> +
> +typedef struct V9fsPCIState {
> +    VirtIOPCIProxy parent_obj;
> +    V9fsVirtioState vdev;
> +} V9fsPCIState;
> +
> +static void virtio_9p_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
> +{
> +    V9fsPCIState *dev = VIRTIO_9P_PCI(vpci_dev);
> +    DeviceState *vdev = DEVICE(&dev->vdev);
> +
> +    qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
> +    object_property_set_bool(OBJECT(vdev), true, "realized", errp);
> +}
> +
> +static Property virtio_9p_pci_properties[] = {
> +    DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags,
> +                    VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
> +    DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2),
> +    DEFINE_PROP_END_OF_LIST(),
> +};
> +
> +static void virtio_9p_pci_class_init(ObjectClass *klass, void *data)
> +{
> +    DeviceClass *dc = DEVICE_CLASS(klass);
> +    PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
> +    VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
> +
> +    k->realize = virtio_9p_pci_realize;
> +    pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
> +    pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_9P;
> +    pcidev_k->revision = VIRTIO_PCI_ABI_VERSION;
> +    pcidev_k->class_id = 0x2;
> +    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
> +    dc->props = virtio_9p_pci_properties;
> +}
> +
> +static void virtio_9p_pci_instance_init(Object *obj)
> +{
> +    V9fsPCIState *dev = VIRTIO_9P_PCI(obj);
> +
> +    virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
> +                                TYPE_VIRTIO_9P);
> +}
> +
> +static const TypeInfo virtio_9p_pci_info = {
> +    .name          = TYPE_VIRTIO_9P_PCI,
> +    .parent        = TYPE_VIRTIO_PCI,
> +    .instance_size = sizeof(V9fsPCIState),
> +    .instance_init = virtio_9p_pci_instance_init,
> +    .class_init    = virtio_9p_pci_class_init,
> +};
> +
> +static void virtio_9p_pci_register(void)
> +{
> +    type_register_static(&virtio_9p_pci_info);
> +}
> +
> +type_init(virtio_9p_pci_register)
> diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
> index 855a7fdd40..bad9279f19 100644
> --- a/hw/virtio/virtio-pci.c
> +++ b/hw/virtio/virtio-pci.c
> @@ -1077,55 +1077,6 @@ static void virtio_pci_vmstate_change(DeviceState *d, bool running)
>      }
>  }
>  
> -#ifdef CONFIG_VIRTFS
> -static void virtio_9p_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
> -{
> -    V9fsPCIState *dev = VIRTIO_9P_PCI(vpci_dev);
> -    DeviceState *vdev = DEVICE(&dev->vdev);
> -
> -    qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
> -    object_property_set_bool(OBJECT(vdev), true, "realized", errp);
> -}
> -
> -static Property virtio_9p_pci_properties[] = {
> -    DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags,
> -                    VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
> -    DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2),
> -    DEFINE_PROP_END_OF_LIST(),
> -};
> -
> -static void virtio_9p_pci_class_init(ObjectClass *klass, void *data)
> -{
> -    DeviceClass *dc = DEVICE_CLASS(klass);
> -    PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
> -    VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
> -
> -    k->realize = virtio_9p_pci_realize;
> -    pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
> -    pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_9P;
> -    pcidev_k->revision = VIRTIO_PCI_ABI_VERSION;
> -    pcidev_k->class_id = 0x2;
> -    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
> -    dc->props = virtio_9p_pci_properties;
> -}
> -
> -static void virtio_9p_pci_instance_init(Object *obj)
> -{
> -    V9fsPCIState *dev = VIRTIO_9P_PCI(obj);
> -
> -    virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
> -                                TYPE_VIRTIO_9P);
> -}
> -
> -static const TypeInfo virtio_9p_pci_info = {
> -    .name          = TYPE_VIRTIO_9P_PCI,
> -    .parent        = TYPE_VIRTIO_PCI,
> -    .instance_size = sizeof(V9fsPCIState),
> -    .instance_init = virtio_9p_pci_instance_init,
> -    .class_init    = virtio_9p_pci_class_init,
> -};
> -#endif /* CONFIG_VIRTFS */
> -
>  /*
>   * virtio-pci: This is the PCIDevice which has a virtio-pci-bus.
>   */
> @@ -2413,9 +2364,6 @@ static void virtio_pci_register_types(void)
>  {
>      type_register_static(&virtio_pci_bus_info);
>      type_register_static(&virtio_pci_info);
> -#ifdef CONFIG_VIRTFS
> -    type_register_static(&virtio_9p_pci_info);
> -#endif
>      type_register_static(&virtio_blk_pci_info);
>  #if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX)
>      type_register_static(&vhost_user_blk_pci_info);
> diff --git a/hw/virtio/virtio-pci.h b/hw/virtio/virtio-pci.h
> index 093fde7f4f..200950de0a 100644
> --- a/hw/virtio/virtio-pci.h
> +++ b/hw/virtio/virtio-pci.h
> @@ -28,9 +28,6 @@
>  #include "hw/virtio/vhost-user-blk.h"
>  #endif
>  
> -#ifdef CONFIG_VIRTFS
> -#include "hw/9pfs/virtio-9p.h"
> -#endif
>  #ifdef CONFIG_VHOST_SCSI
>  #include "hw/virtio/vhost-scsi.h"
>  #endif
> @@ -286,23 +283,6 @@ struct VirtIONetPCI {
>      VirtIONet vdev;
>  };
>  
> -/*
> - * virtio-9p-pci: This extends VirtioPCIProxy.
> - */
> -
> -#ifdef CONFIG_VIRTFS
> -
> -#define TYPE_VIRTIO_9P_PCI "virtio-9p-pci"
> -#define VIRTIO_9P_PCI(obj) \
> -        OBJECT_CHECK(V9fsPCIState, (obj), TYPE_VIRTIO_9P_PCI)
> -
> -typedef struct V9fsPCIState {
> -    VirtIOPCIProxy parent_obj;
> -    V9fsVirtioState vdev;
> -} V9fsPCIState;
> -
> -#endif
> -
>  /*
>   * virtio-input-pci: This extends VirtioPCIProxy.
>   */
> diff --git a/tests/Makefile.include b/tests/Makefile.include
> index dd7c882cc5..90d33bb058 100644
> --- a/tests/Makefile.include
> +++ b/tests/Makefile.include
> @@ -151,7 +151,7 @@ check-qtest-virtio-y += tests/virtio-blk-test$(EXESUF)
>  check-qtest-virtio-$(CONFIG_VIRTIO_RNG) += tests/virtio-rng-test$(EXESUF)
>  check-qtest-virtio-y += tests/virtio-scsi-test$(EXESUF)
>  ifeq ($(CONFIG_VIRTIO)$(CONFIG_VIRTFS)$(CONFIG_PCI),yyy)
> -check-qtest-virtio-y += tests/virtio-9p-test$(EXESUF)
> +check-qtest-virtio-$(CONFIG_VIRTIO_9P) += tests/virtio-9p-test$(EXESUF)
>  endif
>  check-qtest-virtio-y += tests/virtio-serial-test$(EXESUF)
>  check-qtest-virtio-y += $(check-qtest-virtioserial-y)