Lines Matching refs:devlink
13 void *devlink_priv(struct devlink *devlink) in devlink_priv() argument
15 return &devlink->priv; in devlink_priv()
19 struct devlink *priv_to_devlink(void *priv) in priv_to_devlink()
21 return container_of(priv, struct devlink, priv); in priv_to_devlink()
25 struct device *devlink_to_dev(const struct devlink *devlink) in devlink_to_dev() argument
27 return devlink->dev; in devlink_to_dev()
31 struct net *devlink_net(const struct devlink *devlink) in devlink_net() argument
33 return read_pnet(&devlink->_net); in devlink_net()
37 void devl_assert_locked(struct devlink *devlink) in devl_assert_locked() argument
39 lockdep_assert_held(&devlink->lock); in devl_assert_locked()
45 bool devl_lock_is_held(struct devlink *devlink) in devl_lock_is_held() argument
47 return lockdep_is_held(&devlink->lock); in devl_lock_is_held()
52 void devl_lock(struct devlink *devlink) in devl_lock() argument
54 mutex_lock(&devlink->lock); in devl_lock()
58 int devl_trylock(struct devlink *devlink) in devl_trylock() argument
60 return mutex_trylock(&devlink->lock); in devl_trylock()
64 void devl_unlock(struct devlink *devlink) in devl_unlock() argument
66 mutex_unlock(&devlink->lock); in devl_unlock()
79 struct devlink *__must_check devlink_try_get(struct devlink *devlink) in devlink_try_get() argument
81 if (refcount_inc_not_zero(&devlink->refcount)) in devlink_try_get()
82 return devlink; in devlink_try_get()
88 struct devlink *devlink; in devlink_release() local
90 devlink = container_of(to_rcu_work(work), struct devlink, rwork); in devlink_release()
92 mutex_destroy(&devlink->lock); in devlink_release()
93 lockdep_unregister_key(&devlink->lock_key); in devlink_release()
94 kfree(devlink); in devlink_release()
97 void devlink_put(struct devlink *devlink) in devlink_put() argument
99 if (refcount_dec_and_test(&devlink->refcount)) in devlink_put()
100 queue_rcu_work(system_wq, &devlink->rwork); in devlink_put()
103 struct devlink *devlinks_xa_find_get(struct net *net, unsigned long *indexp) in devlinks_xa_find_get()
105 struct devlink *devlink = NULL; in devlinks_xa_find_get() local
109 devlink = xa_find(&devlinks, indexp, ULONG_MAX, DEVLINK_REGISTERED); in devlinks_xa_find_get()
110 if (!devlink) in devlinks_xa_find_get()
113 if (!devlink_try_get(devlink)) in devlinks_xa_find_get()
115 if (!net_eq(devlink_net(devlink), net)) { in devlinks_xa_find_get()
116 devlink_put(devlink); in devlinks_xa_find_get()
121 return devlink; in devlinks_xa_find_get()
132 int devl_register(struct devlink *devlink) in devl_register() argument
134 ASSERT_DEVLINK_NOT_REGISTERED(devlink); in devl_register()
135 devl_assert_locked(devlink); in devl_register()
137 xa_set_mark(&devlinks, devlink->index, DEVLINK_REGISTERED); in devl_register()
138 devlink_notify_register(devlink); in devl_register()
144 void devlink_register(struct devlink *devlink) in devlink_register() argument
146 devl_lock(devlink); in devlink_register()
147 devl_register(devlink); in devlink_register()
148 devl_unlock(devlink); in devlink_register()
156 void devl_unregister(struct devlink *devlink) in devl_unregister() argument
158 ASSERT_DEVLINK_REGISTERED(devlink); in devl_unregister()
159 devl_assert_locked(devlink); in devl_unregister()
161 devlink_notify_unregister(devlink); in devl_unregister()
162 xa_clear_mark(&devlinks, devlink->index, DEVLINK_REGISTERED); in devl_unregister()
166 void devlink_unregister(struct devlink *devlink) in devlink_unregister() argument
168 devl_lock(devlink); in devlink_unregister()
169 devl_unregister(devlink); in devlink_unregister()
170 devl_unlock(devlink); in devlink_unregister()
186 struct devlink *devlink_alloc_ns(const struct devlink_ops *ops, in devlink_alloc_ns()
190 struct devlink *devlink; in devlink_alloc_ns() local
198 devlink = kzalloc(sizeof(*devlink) + priv_size, GFP_KERNEL); in devlink_alloc_ns()
199 if (!devlink) in devlink_alloc_ns()
202 ret = xa_alloc_cyclic(&devlinks, &devlink->index, devlink, xa_limit_31b, in devlink_alloc_ns()
207 devlink->netdevice_nb.notifier_call = devlink_port_netdevice_event; in devlink_alloc_ns()
208 ret = register_netdevice_notifier(&devlink->netdevice_nb); in devlink_alloc_ns()
212 devlink->dev = dev; in devlink_alloc_ns()
213 devlink->ops = ops; in devlink_alloc_ns()
214 xa_init_flags(&devlink->ports, XA_FLAGS_ALLOC); in devlink_alloc_ns()
215 xa_init_flags(&devlink->params, XA_FLAGS_ALLOC); in devlink_alloc_ns()
216 xa_init_flags(&devlink->snapshot_ids, XA_FLAGS_ALLOC); in devlink_alloc_ns()
217 write_pnet(&devlink->_net, net); in devlink_alloc_ns()
218 INIT_LIST_HEAD(&devlink->rate_list); in devlink_alloc_ns()
219 INIT_LIST_HEAD(&devlink->linecard_list); in devlink_alloc_ns()
220 INIT_LIST_HEAD(&devlink->sb_list); in devlink_alloc_ns()
221 INIT_LIST_HEAD_RCU(&devlink->dpipe_table_list); in devlink_alloc_ns()
222 INIT_LIST_HEAD(&devlink->resource_list); in devlink_alloc_ns()
223 INIT_LIST_HEAD(&devlink->region_list); in devlink_alloc_ns()
224 INIT_LIST_HEAD(&devlink->reporter_list); in devlink_alloc_ns()
225 INIT_LIST_HEAD(&devlink->trap_list); in devlink_alloc_ns()
226 INIT_LIST_HEAD(&devlink->trap_group_list); in devlink_alloc_ns()
227 INIT_LIST_HEAD(&devlink->trap_policer_list); in devlink_alloc_ns()
228 INIT_RCU_WORK(&devlink->rwork, devlink_release); in devlink_alloc_ns()
229 lockdep_register_key(&devlink->lock_key); in devlink_alloc_ns()
230 mutex_init(&devlink->lock); in devlink_alloc_ns()
231 lockdep_set_class(&devlink->lock, &devlink->lock_key); in devlink_alloc_ns()
232 refcount_set(&devlink->refcount, 1); in devlink_alloc_ns()
234 return devlink; in devlink_alloc_ns()
237 xa_erase(&devlinks, devlink->index); in devlink_alloc_ns()
239 kfree(devlink); in devlink_alloc_ns()
249 void devlink_free(struct devlink *devlink) in devlink_free() argument
251 ASSERT_DEVLINK_NOT_REGISTERED(devlink); in devlink_free()
253 WARN_ON(!list_empty(&devlink->trap_policer_list)); in devlink_free()
254 WARN_ON(!list_empty(&devlink->trap_group_list)); in devlink_free()
255 WARN_ON(!list_empty(&devlink->trap_list)); in devlink_free()
256 WARN_ON(!list_empty(&devlink->reporter_list)); in devlink_free()
257 WARN_ON(!list_empty(&devlink->region_list)); in devlink_free()
258 WARN_ON(!list_empty(&devlink->resource_list)); in devlink_free()
259 WARN_ON(!list_empty(&devlink->dpipe_table_list)); in devlink_free()
260 WARN_ON(!list_empty(&devlink->sb_list)); in devlink_free()
261 WARN_ON(!list_empty(&devlink->rate_list)); in devlink_free()
262 WARN_ON(!list_empty(&devlink->linecard_list)); in devlink_free()
263 WARN_ON(!xa_empty(&devlink->ports)); in devlink_free()
265 xa_destroy(&devlink->snapshot_ids); in devlink_free()
266 xa_destroy(&devlink->params); in devlink_free()
267 xa_destroy(&devlink->ports); in devlink_free()
269 WARN_ON_ONCE(unregister_netdevice_notifier(&devlink->netdevice_nb)); in devlink_free()
271 xa_erase(&devlinks, devlink->index); in devlink_free()
273 devlink_put(devlink); in devlink_free()
279 struct devlink *devlink; in devlink_pernet_pre_exit() local
287 devlinks_xa_for_each_registered_get(net, index, devlink) { in devlink_pernet_pre_exit()
288 devl_lock(devlink); in devlink_pernet_pre_exit()
290 if (devl_is_registered(devlink)) in devlink_pernet_pre_exit()
291 err = devlink_reload(devlink, &init_net, in devlink_pernet_pre_exit()
295 devl_unlock(devlink); in devlink_pernet_pre_exit()
296 devlink_put(devlink); in devlink_pernet_pre_exit()