diff options
Diffstat (limited to 'drivers/infiniband/core/uverbs_main.c')
| -rw-r--r-- | drivers/infiniband/core/uverbs_main.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index e7058fb..c84cc28 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -598,6 +598,15 @@ static ssize_t show_ibdev(struct class_device *class_dev, char *buf) } static CLASS_DEVICE_ATTR(ibdev, S_IRUGO, show_ibdev, NULL); +static ssize_t show_dev_abi_version(struct class_device *class_dev, char *buf) +{ + struct ib_uverbs_device *dev = + container_of(class_dev, struct ib_uverbs_device, class_dev); + + return sprintf(buf, "%d\n", dev->ib_dev->uverbs_abi_ver); +} +static CLASS_DEVICE_ATTR(abi_version, S_IRUGO, show_dev_abi_version, NULL); + static void ib_uverbs_release_class_dev(struct class_device *class_dev) { struct ib_uverbs_device *dev = @@ -662,6 +671,8 @@ static void ib_uverbs_add_one(struct ib_device *device) if (class_device_create_file(&uverbs_dev->class_dev, &class_device_attr_ibdev)) goto err_class; + if (class_device_create_file(&uverbs_dev->class_dev, &class_device_attr_abi_version)) + goto err_class; ib_set_client_data(device, &uverbs_client, uverbs_dev); |