search for: vhost_mdev_probe

...urn -ENODEV; return 0; } static void vfio_vhost_mdev_release(void *device_data) { module_put(THIS_MODULE); } static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { .name = "vfio-vhost-mdev", .open = vfio_vhost_mdev_open, .release = vfio_vhost_mdev_release, }; static int vhost_mdev_probe(struct device *dev) { struct mdev_device *mdev = to_mdev_device(dev); ... Check the mdev device_id proposed in ... ... https://lkml.org/lkml/2019/9/12/151 ... return vfio_add_group_dev(dev, &vfio_vhost_mdev_dev_ops, mdev); } static void vhost_mdev_remove(struct device *dev) { vfio_del_g...

...urn -ENODEV; return 0; } static void vfio_vhost_mdev_release(void *device_data) { module_put(THIS_MODULE); } static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { .name = "vfio-vhost-mdev", .open = vfio_vhost_mdev_open, .release = vfio_vhost_mdev_release, }; static int vhost_mdev_probe(struct device *dev) { struct mdev_device *mdev = to_mdev_device(dev); ... Check the mdev device_id proposed in ... ... https://lkml.org/lkml/2019/9/12/151 ... return vfio_add_group_dev(dev, &vfio_vhost_mdev_dev_ops, mdev); } static void vhost_mdev_remove(struct device *dev) { vfio_del_g...

...e_put(THIS_MODULE); > > } > > > > static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { > > .name = "vfio-vhost-mdev", > > .open = vfio_vhost_mdev_open, > > .release = vfio_vhost_mdev_release, > > }; > > > > static int vhost_mdev_probe(struct device *dev) > > { > > struct mdev_device *mdev = to_mdev_device(dev); > > > > ... Check the mdev device_id proposed in ... > > ... https://lkml.org/lkml/2019/9/12/151 ... > > > To clarify, this should be done through the id_table fields in > v...

On 2019/9/27 ??11:46, Jason Wang wrote: > + > +static struct mdev_class_id id_table[] = { > +??? { MDEV_ID_VHOST }, > +??? { 0 }, > +}; > + > +static struct mdev_driver vhost_mdev_driver = { > +??? .name??? = "vhost_mdev", > +??? .probe??? = vhost_mdev_probe, > +??? .remove??? = vhost_mdev_remove, > +??? .id_table = id_table, > +}; > + And you probably need to add MODULE_DEVICE_TABLE() as well. Thanks

...; > +static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { > > + .name = "vfio-vhost-mdev", > > + .open = vhost_mdev_open, > > + .release = vhost_mdev_release, > > + .ioctl = vhost_mdev_unlocked_ioctl, > > +}; > > + > > +static int vhost_mdev_probe(struct device *dev) > > +{ > > + struct mdev_device *mdev = mdev_from_dev(dev); > > + const struct virtio_mdev_device_ops *ops = mdev_get_dev_ops(mdev); > > + struct vhost_mdev *m; > > + int nvqs, r; > > + > > + m = kzalloc(sizeof(*m), GFP_KERNEL | __GFP_RE...

...; > +static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { > > + .name = "vfio-vhost-mdev", > > + .open = vhost_mdev_open, > > + .release = vhost_mdev_release, > > + .ioctl = vhost_mdev_unlocked_ioctl, > > +}; > > + > > +static int vhost_mdev_probe(struct device *dev) > > +{ > > + struct mdev_device *mdev = mdev_from_dev(dev); > > + const struct virtio_mdev_device_ops *ops = mdev_get_dev_ops(mdev); > > + struct vhost_mdev *m; > > + int nvqs, r; > > + > > + m = kzalloc(sizeof(*m), GFP_KERNEL | __GFP_RE...

...v_release(void *device_data) > { > module_put(THIS_MODULE); > } > > static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { > .name = "vfio-vhost-mdev", > .open = vfio_vhost_mdev_open, > .release = vfio_vhost_mdev_release, > }; > > static int vhost_mdev_probe(struct device *dev) > { > struct mdev_device *mdev = to_mdev_device(dev); > > ... Check the mdev device_id proposed in ... > ... https://lkml.org/lkml/2019/9/12/151 ... To clarify, this should be done through the id_table fields in vhost_mdev_driver, and it should claim it supp...

...gt;dev, cmd, argp); + } + + mutex_unlock(&m->mutex); + return r; +} + +static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { + .name = "vfio-vhost-mdev", + .open = vhost_mdev_open, + .release = vhost_mdev_release, + .ioctl = vhost_mdev_unlocked_ioctl, +}; + +static int vhost_mdev_probe(struct device *dev) +{ + struct mdev_device *mdev = mdev_from_dev(dev); + const struct virtio_mdev_device_ops *ops = mdev_get_dev_ops(mdev); + struct vhost_mdev *m; + int nvqs, r; + + m = kzalloc(sizeof(*m), GFP_KERNEL | __GFP_RETRY_MAYFAIL); + if (!m) + return -ENOMEM; + + mutex_init(&m->m...

...gt;dev, cmd, argp); + } + + mutex_unlock(&m->mutex); + return r; +} + +static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { + .name = "vfio-vhost-mdev", + .open = vhost_mdev_open, + .release = vhost_mdev_release, + .ioctl = vhost_mdev_unlocked_ioctl, +}; + +static int vhost_mdev_probe(struct device *dev) +{ + struct mdev_device *mdev = mdev_from_dev(dev); + const struct virtio_mdev_device_ops *ops = mdev_get_dev_ops(mdev); + struct vhost_mdev *m; + int nvqs, r; + + m = kzalloc(sizeof(*m), GFP_KERNEL | __GFP_RETRY_MAYFAIL); + if (!m) + return -ENOMEM; + + mutex_init(&m->m...

...{ > > > > + .name = "vfio-vhost-mdev", > > > > + .open = vhost_mdev_open, > > > > + .release = vhost_mdev_release, > > > > + .ioctl = vhost_mdev_unlocked_ioctl, > > > > +}; > > > > + > > > > +static int vhost_mdev_probe(struct device *dev) > > > > +{ > > > > + struct mdev_device *mdev = mdev_from_dev(dev); > > > > + const struct virtio_mdev_device_ops *ops = mdev_get_dev_ops(mdev); > > > > + struct vhost_mdev *m; > > > > + int nvqs, r; > > > >...

...ex); > + return r; > +} > + > +static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { > + .name = "vfio-vhost-mdev", > + .open = vhost_mdev_open, > + .release = vhost_mdev_release, > + .ioctl = vhost_mdev_unlocked_ioctl, > +}; > + > +static int vhost_mdev_probe(struct device *dev) > +{ > + struct mdev_device *mdev = mdev_from_dev(dev); > + const struct virtio_mdev_device_ops *ops = mdev_get_dev_ops(mdev); > + struct vhost_mdev *m; > + int nvqs, r; > + > + m = kzalloc(sizeof(*m), GFP_KERNEL | __GFP_RETRY_MAYFAIL); > + if (!m) > +...

...octl(m, cmd, argp); + } + + mutex_unlock(&m->mutex); + return r; +} + +static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { + .name = "vfio-vhost-mdev", + .open = vhost_mdev_open, + .release = vhost_mdev_release, + .ioctl = vhost_mdev_unlocked_ioctl, +}; + +static int vhost_mdev_probe(struct device *dev) +{ + struct mdev_device *mdev = mdev_from_dev(dev); + const struct virtio_mdev_device_ops *ops = mdev_get_dev_ops(mdev); + struct vhost_mdev *m; + int nvqs, r; + + /* Currently, only network backend is supported. */ + if (ops->get_device_id(mdev) != VIRTIO_ID_NET) + return -...

...octl(m, cmd, argp); + } + + mutex_unlock(&m->mutex); + return r; +} + +static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { + .name = "vfio-vhost-mdev", + .open = vhost_mdev_open, + .release = vhost_mdev_release, + .ioctl = vhost_mdev_unlocked_ioctl, +}; + +static int vhost_mdev_probe(struct device *dev) +{ + struct mdev_device *mdev = mdev_from_dev(dev); + const struct virtio_mdev_device_ops *ops = mdev_get_dev_ops(mdev); + struct vhost_mdev *m; + int nvqs, r; + + /* Currently, only network backend is supported. */ + if (ops->get_device_id(mdev) != VIRTIO_ID_NET) + return -...

...vfio_vhost_mdev_open, > > .release = vfio_vhost_mdev_release, > > .ioctl = vfio_vhost_mdev_unlocked_ioctl, > > .read = vfio_vhost_mdev_read, > > .write = vfio_vhost_mdev_write, > > .mmap = vfio_vhost_mdev_mmap, > > }; > > > > static int vfio_vhost_mdev_probe(struct device *dev) > > { > > struct mdev_device *mdev = to_mdev_device(dev); > > > > /* ... */ > > return vfio_add_group_dev(dev, &vfio_vhost_mdev_dev_ops, mdev); > > } > > > > static void vfio_vhost_mdev_remove(struct device *dev) > >...

...vfio_vhost_mdev_open, > > .release = vfio_vhost_mdev_release, > > .ioctl = vfio_vhost_mdev_unlocked_ioctl, > > .read = vfio_vhost_mdev_read, > > .write = vfio_vhost_mdev_write, > > .mmap = vfio_vhost_mdev_mmap, > > }; > > > > static int vfio_vhost_mdev_probe(struct device *dev) > > { > > struct mdev_device *mdev = to_mdev_device(dev); > > > > /* ... */ > > return vfio_add_group_dev(dev, &vfio_vhost_mdev_dev_ops, mdev); > > } > > > > static void vfio_vhost_mdev_remove(struct device *dev) > >...

...ex); > + return r; > +} > + > +static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { > + .name = "vfio-vhost-mdev", > + .open = vhost_mdev_open, > + .release = vhost_mdev_release, > + .ioctl = vhost_mdev_unlocked_ioctl, > +}; > + > +static int vhost_mdev_probe(struct device *dev) > +{ > + struct mdev_device *mdev = mdev_from_dev(dev); > + const struct virtio_mdev_device_ops *ops = mdev_get_dev_ops(mdev); > + struct vhost_mdev *m; > + int nvqs, r; > + > + m = kzalloc(sizeof(*m), GFP_KERNEL | __GFP_RETRY_MAYFAIL); > + if (!m) > +...

...struct vfio_device_ops vfio_vhost_mdev_dev_ops = { >>> + .name = "vfio-vhost-mdev", >>> + .open = vhost_mdev_open, >>> + .release = vhost_mdev_release, >>> + .ioctl = vhost_mdev_unlocked_ioctl, >>> +}; >>> + >>> +static int vhost_mdev_probe(struct device *dev) >>> +{ >>> + struct mdev_device *mdev = mdev_from_dev(dev); >>> + const struct virtio_mdev_device_ops *ops = mdev_get_dev_ops(mdev); >>> + struct vhost_mdev *m; >>> + int nvqs, r; >>> + >>> + m = kzalloc(sizeof(*m),...

...octl(m, cmd, argp); + } + + mutex_unlock(&m->mutex); + return r; +} + +static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { + .name = "vfio-vhost-mdev", + .open = vhost_mdev_open, + .release = vhost_mdev_release, + .ioctl = vhost_mdev_unlocked_ioctl, +}; + +static int vhost_mdev_probe(struct device *dev) +{ + struct mdev_device *mdev = mdev_from_dev(dev); + const struct virtio_mdev_device_ops *ops = mdev_get_vhost_ops(mdev); + struct vhost_mdev *m; + int nvqs, r; + + /* Currently, we only accept the network devices. */ + if (ops->get_device_id(mdev) != VIRTIO_ID_NET) + retur...

...octl(m, cmd, argp); + } + + mutex_unlock(&m->mutex); + return r; +} + +static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { + .name = "vfio-vhost-mdev", + .open = vhost_mdev_open, + .release = vhost_mdev_release, + .ioctl = vhost_mdev_unlocked_ioctl, +}; + +static int vhost_mdev_probe(struct device *dev) +{ + struct mdev_device *mdev = mdev_from_dev(dev); + const struct virtio_mdev_device_ops *ops = mdev_get_vhost_ops(mdev); + struct vhost_mdev *m; + int nvqs, r; + + /* Currently, we only accept the network devices. */ + if (ops->get_device_id(mdev) != VIRTIO_ID_NET) + retur...

...octl(m, cmd, argp); + } + + mutex_unlock(&m->mutex); + return r; +} + +static const struct vfio_device_ops vfio_vhost_mdev_dev_ops = { + .name = "vfio-vhost-mdev", + .open = vhost_mdev_open, + .release = vhost_mdev_release, + .ioctl = vhost_mdev_unlocked_ioctl, +}; + +static int vhost_mdev_probe(struct device *dev) +{ + struct mdev_device *mdev = mdev_from_dev(dev); + const struct mdev_virtio_device_ops *ops = mdev_get_vhost_ops(mdev); + struct vhost_mdev *m; + int nvqs, r; + + /* Currently, we only accept the network devices. */ + if (ops->get_device_id(mdev) != VIRTIO_ID_NET) + retur...