infiniband/core/ib_uverbs_main.c

162 	struct ib_uverbs_device *dev =
165 	cleanup_srcu_struct(&dev->disassociate_srcu);
166 	kfree(dev);
353 static void ib_uverbs_comp_dev(struct ib_uverbs_device *dev)
355 	complete(&dev->comp);
932 	struct ib_uverbs_device *dev;
939 	dev = container_of(inode->i_cdev->si_drv1, struct ib_uverbs_device, cdev);
940 	if (!atomic_inc_not_zero(&dev->refcount))
943 	srcu_key = srcu_read_lock(&dev->disassociate_srcu);
944 	mutex_lock(&dev->lists_mutex);
945 	ib_dev = srcu_dereference(dev->ib_dev,
946 				  &dev->disassociate_srcu);
973 	file->device	 = dev;
981 	kobject_get(&dev->kobj);
982 	list_add_tail(&file->list, &dev->uverbs_file_list);
983 	mutex_unlock(&dev->lists_mutex);
984 	srcu_read_unlock(&dev->disassociate_srcu, srcu_key);
992 	mutex_unlock(&dev->lists_mutex);
993 	srcu_read_unlock(&dev->disassociate_srcu, srcu_key);
994 	if (atomic_dec_and_test(&dev->refcount))
995 		ib_uverbs_comp_dev(dev);
1003 	struct ib_uverbs_device *dev = file->device;
1023 	kobject_put(&dev->kobj);
1056 	struct ib_uverbs_device *dev = dev_get_drvdata(device);
1059 	if (!dev)
1062 	srcu_key = srcu_read_lock(&dev->disassociate_srcu);
1063 	ib_dev = srcu_dereference(dev->ib_dev, &dev->disassociate_srcu);
1066 	srcu_read_unlock(&dev->disassociate_srcu, srcu_key);
1075 	struct ib_uverbs_device *dev = dev_get_drvdata(device);
1080 	if (!dev)
1082 	srcu_key = srcu_read_lock(&dev->disassociate_srcu);
1083 	ib_dev = srcu_dereference(dev->ib_dev, &dev->disassociate_srcu);
1086 	srcu_read_unlock(&dev->disassociate_srcu, srcu_key);
1126 	struct ib_uverbs_device *dev = dev_get_drvdata(device);
1128 	if (!dev || !dev->ib_dev->dma_device)
1132 	    ((struct pci_dev *)dev->ib_dev->dma_device)->device);
1139 	struct ib_uverbs_device *dev = dev_get_drvdata(device);
1141 	if (!dev || !dev->ib_dev->dma_device)
1145 	    ((struct pci_dev *)dev->ib_dev->dma_device)->vendor);
1220 	uverbs_dev->dev = device_create(uverbs_class, device->dma_device,
1221 					uverbs_dev->cdev.dev, uverbs_dev,
1223 	if (IS_ERR(uverbs_dev->dev))
1226 	if (device_create_file(uverbs_dev->dev, &dev_attr_ibdev))
1228 	if (device_create_file(uverbs_dev->dev, &dev_attr_abi_version))
1230 	if (sysfs_create_group(&uverbs_dev->dev->kobj, &device_group))
1238 	device_destroy(uverbs_class, uverbs_dev->cdev.dev);
1333 	sysfs_remove_group(&uverbs_dev->dev->kobj, &device_group);
1334 	dev_set_drvdata(uverbs_dev->dev, NULL);
1335 	device_destroy(uverbs_class, uverbs_dev->cdev.dev);
1367 static char *uverbs_devnode(struct device *dev, umode_t *mode)
1371 	return kasprintf(GFP_KERNEL, "infiniband/%s", dev_name(dev));