diff options
| author | Matan Barak <matanb@mellanox.com> | 2017-08-03 15:07:06 +0200 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-08-31 14:35:14 +0200 |
| commit | 524271129401ed896dc76e49acdbafc506cb41ac (patch) | |
| tree | 2b5a95e9ba3b583ba7d77c17f8c5be7d1a003b98 /drivers/infiniband | |
| parent | IB/core: Add completion queue (cq) object actions (diff) | |
| download | linux-524271129401ed896dc76e49acdbafc506cb41ac.tar.xz linux-524271129401ed896dc76e49acdbafc506cb41ac.zip | |
IB/core: Assign root to all drivers
In order to use the parsing tree, we need to assign the root
to all drivers. Currently, we just assign the default parsing
tree via ib_uverbs_add_one. The driver could override this by
assigning a parsing tree prior to registering the device.
Signed-off-by: Matan Barak <matanb@mellanox.com>
Reviewed-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/uverbs.h | 1 | ||||
| -rw-r--r-- | drivers/infiniband/core/uverbs_main.c | 18 |
2 files changed, 19 insertions, 0 deletions
diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h index 64d494a64daf..0f6f768f687e 100644 --- a/drivers/infiniband/core/uverbs.h +++ b/drivers/infiniband/core/uverbs.h @@ -100,6 +100,7 @@ struct ib_uverbs_device { struct mutex lists_mutex; /* protect lists */ struct list_head uverbs_file_list; struct list_head uverbs_events_file_list; + struct uverbs_root_spec *specs_root; }; struct ib_uverbs_event_queue { diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index defeda33e27f..872fec910c16 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -49,6 +49,7 @@ #include <linux/uaccess.h> #include <rdma/ib.h> +#include <rdma/uverbs_std_types.h> #include "uverbs.h" #include "core_priv.h" @@ -1097,6 +1098,18 @@ static void ib_uverbs_add_one(struct ib_device *device) if (device_create_file(uverbs_dev->dev, &dev_attr_abi_version)) goto err_class; + if (!device->specs_root) { + const struct uverbs_object_tree_def *default_root[] = { + uverbs_default_get_objects()}; + + uverbs_dev->specs_root = uverbs_alloc_spec_tree(1, + default_root); + if (IS_ERR(uverbs_dev->specs_root)) + goto err_class; + + device->specs_root = uverbs_dev->specs_root; + } + ib_set_client_data(device, &uverbs_client, uverbs_dev); return; @@ -1228,6 +1241,11 @@ static void ib_uverbs_remove_one(struct ib_device *device, void *client_data) ib_uverbs_comp_dev(uverbs_dev); if (wait_clients) wait_for_completion(&uverbs_dev->comp); + if (uverbs_dev->specs_root) { + uverbs_free_spec_tree(uverbs_dev->specs_root); + device->specs_root = NULL; + } + kobject_put(&uverbs_dev->kobj); } |