1 | /* |
2 | * Copyright (c) 2018, Mellanox Technologies inc. All rights reserved. |
3 | * |
4 | * This software is available to you under a choice of one of two |
5 | * licenses. You may choose to be licensed under the terms of the GNU |
6 | * General Public License (GPL) Version 2, available from the file |
7 | * COPYING in the main directory of this source tree, or the |
8 | * OpenIB.org BSD license below: |
9 | * |
10 | * Redistribution and use in source and binary forms, with or |
11 | * without modification, are permitted provided that the following |
12 | * conditions are met: |
13 | * |
14 | * - Redistributions of source code must retain the above |
15 | * copyright notice, this list of conditions and the following |
16 | * disclaimer. |
17 | * |
18 | * - Redistributions in binary form must reproduce the above |
19 | * copyright notice, this list of conditions and the following |
20 | * disclaimer in the documentation and/or other materials |
21 | * provided with the distribution. |
22 | * |
23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
25 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
27 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
28 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
29 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
30 | * SOFTWARE. |
31 | */ |
32 | |
33 | #include "rdma_core.h" |
34 | #include "uverbs.h" |
35 | #include <rdma/uverbs_std_types.h> |
36 | |
37 | static int uverbs_free_flow_action(struct ib_uobject *uobject, |
38 | enum rdma_remove_reason why, |
39 | struct uverbs_attr_bundle *attrs) |
40 | { |
41 | struct ib_flow_action *action = uobject->object; |
42 | |
43 | if (atomic_read(v: &action->usecnt)) |
44 | return -EBUSY; |
45 | |
46 | return action->device->ops.destroy_flow_action(action); |
47 | } |
48 | |
49 | DECLARE_UVERBS_NAMED_METHOD_DESTROY( |
50 | UVERBS_METHOD_FLOW_ACTION_DESTROY, |
51 | UVERBS_ATTR_IDR(UVERBS_ATTR_DESTROY_FLOW_ACTION_HANDLE, |
52 | UVERBS_OBJECT_FLOW_ACTION, |
53 | UVERBS_ACCESS_DESTROY, |
54 | UA_MANDATORY)); |
55 | |
56 | DECLARE_UVERBS_NAMED_OBJECT( |
57 | UVERBS_OBJECT_FLOW_ACTION, |
58 | UVERBS_TYPE_ALLOC_IDR(uverbs_free_flow_action), |
59 | &UVERBS_METHOD(UVERBS_METHOD_FLOW_ACTION_DESTROY)); |
60 | |
61 | const struct uapi_definition uverbs_def_obj_flow_action[] = { |
62 | UAPI_DEF_CHAIN_OBJ_TREE_NAMED( |
63 | UVERBS_OBJECT_FLOW_ACTION, |
64 | UAPI_DEF_OBJ_NEEDS_FN(destroy_flow_action)), |
65 | {} |
66 | }; |
67 | |