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/linux/Documentation/userspace-api/netlink/
H A Dgenetlink-legacy.rst1 .. SPDX-License-Identifier: BSD-3-Clause
9 the ``genetlink-legacy`` protocol level.
15 -------
29 --------------------
31 New Netlink families should use ``multi-attr`` to define arrays.
33 define array types reusing attribute type to carry information.
35 For reference the ``multi-attr`` array may look like this::
37 [ARRAY-ATTR]
41 [SOME-OTHER-ATTR]
42 [ARRAY-ATTR]
[all …]
/linux/net/ethtool/
H A Dbitset.c1 // SPDX-License-Identifier: GPL-2.0-only
9 /* Some bitmaps are internally represented as an array of unsigned long, some
10 * as an array of u32 (some even as single u32 for now). To avoid the need of
18 return ~(u32)0 >> (32 - n % 32); in ethnl_lower_bits()
27 * ethnl_bitmap32_clear() - Clear u32 based bitmap
79 * ethnl_bitmap32_not_zero() - Check if any bit is set in an interval
84 * Return: true if there is non-zero bit with index @start <= i < @end,
109 (end_word - start_word) * sizeof(u32))) in ethnl_bitmap32_not_zero()
117 * ethnl_bitmap32_update() - Modify u32 based bitmap according to value/mask
147 nbits -= 32; in ethnl_bitmap32_update()
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/linux/Documentation/netlink/specs/
H A Dnlctrl.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
2 ---
4 protocol: genetlink-legacy
5 uapi-header: linux/genetlink.h
8 genetlink meta-family that exposes information about all genetlink
12 -
13 name: op-flags
15 enum-name:
17 - admin-perm
18 - cmd-cap-do
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/linux/Documentation/netlink/
H A Dgenetlink.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 ---
4 $id: http://kernel.org/schemas/netlink/genetlink-legacy.yaml#
5 $schema: https://json-schema.org/draft-07/schema
11 pattern: ^[0-9a-z-]+$
15 len-or-define:
17 pattern: ^[0-9A-Za-z_-]+( - 1)?$
19 len-or-limit:
20 # literal int, const name, or limit based on fixed-width type
21 # e.g. u8-min, u16-max, etc.
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H A Dgenetlink-c.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 ---
4 $id: http://kernel.org/schemas/netlink/genetlink-c.yaml#
5 $schema: https://json-schema.org/draft-07/schema
12 len-or-define:
14 pattern: ^[0-9A-Za-z_-]+( - 1)?$
16 len-or-limit:
17 # literal int, const name, or limit based on fixed-width type
18 # e.g. u8-min, u16-max, etc.
20 pattern: ^[0-9A-Za-z_-]+$
[all …]
H A Dgenetlink-legacy.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 ---
4 $id: http://kernel.org/schemas/netlink/genetlink-legacy.yaml#
5 $schema: https://json-schema.org/draft-07/schema
11 pattern: ^[0-9a-z-]+$
15 len-or-define:
17 pattern: ^[0-9A-Za-z_-]+( - 1)?$
19 len-or-limit:
20 # literal int, const name, or limit based on fixed-width type
21 # e.g. u8-min, u16-max, etc.
[all …]
H A Dnetlink-raw.yaml1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
3 ---
4 $id: http://kernel.org/schemas/netlink/netlink-raw.yaml#
5 $schema: https://json-schema.org/draft-07/schema
11 pattern: ^[0-9a-z-]+$
12 name-cap:
14 pattern: ^[0-9a-zA-Z-]+$
18 len-or-define:
20 pattern: ^[0-9A-Za-z_-]+( - 1)?$
22 len-or-limit:
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/linux/drivers/net/ethernet/intel/fm10k/
H A Dfm10k_tlv.c1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2013 - 2019 Intel Corporation. */
7 * fm10k_tlv_msg_init - Initialize message block for TLV data storage
25 * fm10k_tlv_attr_put_null_string - Place null terminated string on message
76 * fm10k_tlv_attr_get_null_string - Get null terminated string from attribute
81 * it in the array pointed by string. It will return success if provided
95 while (len--) in fm10k_tlv_attr_get_null_string()
102 * fm10k_tlv_attr_put_mac_vlan - Store MAC/VLAN attribute in message
140 * fm10k_tlv_attr_get_mac_vlan - Get MAC/VLAN stored in attribute
146 * place it in the array pointed by mac_addr. It will return success
[all …]
/linux/drivers/net/ethernet/rocker/
H A Drocker_hw.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * drivers/net/ethernet/rocker/rocker_hw.h - Rocker switch device driver
4 * Copyright (c) 2014-2016 Jiri Pirko <jiri@mellanox.com>
32 /* MSI-X vectors */
45 (ROCKER_MSIX_VEC_RX((portcnt - 1)) + 1)
56 #define ROCKER_TEST_REG64 0x0018 /* 8-byte */
58 #define ROCKER_TEST_DMA_ADDR 0x0028 /* 8-byte */
68 #define ROCKER_DMA_DESC_ADDR(x) (0x1000 + (x) * 32) /* 8-byte */
121 ROCKER_TLV_CMD_INFO, /* nest */
124 ROCKER_TLV_CMD_MAX = __ROCKER_TLV_CMD_MAX - 1,
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/linux/arch/powerpc/include/asm/
H A Dimc-pmu.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
6 * IMC Nest Performance Monitor counter support.
22 #define IMC_DTB_COMPAT "ibm,opal-in-memory-counters"
23 #define IMC_DTB_UNIT_COMPAT "ibm,imc-counters"
28 * perf/imc-pmu.c has the LDBAR layout information.
35 * For debugfs interface for imc-mode and imc-command
50 * Place holder for nest pmu events and values.
87 /* Event attribute array index */
146 * In-Memory Collection Counters type.
164 /* For trace-imc the domain is still thread but it operates in trace-mode */
/linux/Documentation/arch/x86/
H A Dentry_64.rst1 .. SPDX-License-Identifier: GPL-2.0
16 for 64-bit, arch/x86/entry/entry_32.S for 32-bit and finally
17 arch/x86/entry/entry_64_compat.S which implements the 32-bit compatibility
18 syscall entry points and thus provides for 32-bit processes the
19 ability to execute syscalls when running on 64-bit kernels.
25 - system_call: syscall instruction from 64-bit code.
27 - entry_INT80_compat: int 0x80 from 32-bit or 64-bit code; compat syscall
30 - entry_INT80_compat, ia32_sysenter: syscall and sysenter from 32-bit
33 - interrupt: An array of entries. Every IDT vector that doesn't
35 value in interrupts. These point to a whole array of
[all …]
/linux/tools/net/ynl/pyynl/
H A Dynl_gen_c.py2 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
4 # pylint: disable=line-too-long, missing-class-docstring, missing-function-docstring
5 # pylint: disable=too-many-positional-arguments, too-many-arguments, too-many-statements
6 # pylint: disable=too-many-branches, too-many-locals, too-many-instance-attributes
7 # pylint: disable=too-many-nested-blocks, too-many-lines, too-few-public-methods
8 # pylint: disable=broad-exception-raised, broad-exception-caught, protected-access
26 # pylint: disable=no-name-in-module,wrong-import-position
33 return name.upper().replace('-', '_')
37 return name.lower().replace('-', '_')
42 Turn a string limit like u32-max or s64-min into its numerical value
[all …]
/linux/arch/powerpc/perf/
H A Dimc-pmu.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * In-Memory Collection (IMC) Performance Monitor counter support.
13 #include <asm/imc-pmu.h>
19 /* Nest IMC data structures and variables */
22 * Used to avoid races in counting the nest-pmu units during hotplug
51 * core and trace-imc
61 return container_of(event->pmu, struct imc_pmu, pmu); in imc_event_to_pmu()
64 PMU_FORMAT_ATTR(event, "config:0-61");
65 PMU_FORMAT_ATTR(offset, "config:0-31");
67 PMU_FORMAT_ATTR(mode, "config:33-40");
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/linux/net/sched/
H A Dact_api.c1 // SPDX-License-Identifier: GPL-2.0-or-later
47 const struct tcf_chain *chain = rcu_dereference_bh(a->goto_chain); in tcf_action_goto_chain_exec()
49 res->goto_tp = rcu_dereference_bh(chain->filter_chain); in tcf_action_goto_chain_exec()
56 kfree(cookie->data); in tcf_free_cookie_rcu()
67 call_rcu(&old->rcu, tcf_free_cookie_rcu); in tcf_set_action_cookie()
74 int opcode = TC_ACT_EXT_OPCODE(action), ret = -EINVAL; in tcf_action_check_ctrlact()
78 ret = action > TC_ACT_VALUE_MAX ? -EINVAL : 0; in tcf_action_check_ctrlact()
89 ret = -EINVAL; in tcf_action_check_ctrlact()
94 *newchain = tcf_chain_get_by_act(tp->chain->block, chain_index); in tcf_action_check_ctrlact()
96 ret = -ENOMEM; in tcf_action_check_ctrlact()
[all …]
H A Dsch_qfq.c1 // SPDX-License-Identifier: GPL-2.0-only
26 "Reducing the Execution Time of Fair-Queueing Schedulers."
27 http://algo.ing.unimo.it/people/paolo/agg-sched/agg-sched.pdf
67 ^.__grp->index = 0
68 *.__grp->slot_shift
85 The per-scheduler-instance data contain all the data structures
97 * Shifts used for aggregate<->group mapping. We allow class weights that are
102 * grp->index is the index of the group; and grp->slot_shift
122 * array of struct qfq_queue.
137 struct list_head alist; /* Link for active-classes list. */
[all …]
H A Dcls_u32.c1 // SPDX-License-Identifier: GPL-2.0-or-later
12 * invent; it is not super-fast, but it is not slow (provided you
109 unsigned int h = ntohl(key & sel->hmask) >> fshift; in u32_hash_fold()
123 struct tc_u_hnode *ht = rcu_dereference_bh(tp->root); in u32_classify()
135 n = rcu_dereference_bh(ht->ht[sel]); in u32_classify()
139 struct tc_u32_key *key = n->se in u32_classify()
1347 struct nlattr *nest; u32_dump() local
[all...]
H A Dcls_api.c1 // SPDX-License-Identifier: GPL-2.0-or-later
65 * action index in the exts tc actions array.
84 if (WARN_ON(!handle || !tp->ops->get_exts)) in tcf_exts_miss_cookie_base_alloc()
85 return -EINVAL; in tcf_exts_miss_cookie_base_alloc()
89 return -ENOMEM; in tcf_exts_miss_cookie_base_alloc()
91 n->chain_index = tp->chain->index; in tcf_exts_miss_cookie_base_alloc()
92 n->chain = tp->chain; in tcf_exts_miss_cookie_base_alloc()
93 n->tp_prio = tp->prio; in tcf_exts_miss_cookie_base_alloc()
94 n->tp = tp; in tcf_exts_miss_cookie_base_alloc()
95 n->exts = exts; in tcf_exts_miss_cookie_base_alloc()
[all …]
/linux/lib/
H A Drhashtable.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright (c) 2014-2015 Thomas Graf <tgraf@suug.ch>
7 * Copyright (c) 2008-2014 Patrick McHardy <kaber@trash.net>
41 return rht_head_hashfn(ht, tbl, he, ht->p); in head_hashfn()
49 return (debug_locks) ? lockdep_is_held(&ht->mutex) : 1; in lockdep_rht_mutex_is_held()
57 if (unlikely(tbl->nest)) in lockdep_rht_bucket_is_held()
59 return bit_spin_is_locked(0, (unsigned long *)&tbl->buckets[hash]); in lockdep_rht_bucket_is_held()
69 /* The top-level bucket entry does not need RCU protection in nested_table_top()
70 * because it's set at the same time as tbl->nest. in nested_table_top()
72 return (void *)rcu_dereference_protected(tbl->buckets[0], 1); in nested_table_top()
[all …]
/linux/tools/net/ynl/pyynl/lib/
H A Dynl.py1 # SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
3 # pylint: disable=missing-class-docstring, missing-function-docstring
4 # pylint: disable=too-many-branches, too-many-locals, too-many-instance-attributes
5 # pylint: disable=too-many-lines
39 # pylint: disable=too-few-public-methods
121 'binary', 'string', 'nul-string',
122 'nested', 'nested-array',
128 self.error = -nl_msg.error
154 pol = ynl.get_policy('page-pool-stats-get', 'do')
160 nested). Optional attributes depending on the 'type': min-value,
[all …]
/linux/drivers/crypto/nx/
H A Dnx_csbcpb.h1 /* SPDX-License-Identifier: GPL-2.0 */
104 #define NX_CPB_FDM(c) ((c)->cpb.hdr.fdm)
105 #define NX_CPB_KS_DS(c) ((c)->cpb.hdr.ks_ds)
137 /* co-processor status block */
147 /* Nest accelerator workbook section 4.4 */
199 /* indices into the array of algorithm properties */
/linux/include/uapi/linux/
H A Dnetlink.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
17 #define NETLINK_ISCSI 8 /* Open-iSCSI */
45 * struct nlmsghdr - fixed format metadata header of Netlink messages
99 #define NLMSG_ALIGN(len) ( ((len)+NLMSG_ALIGNTO-1) & ~(NLMSG_ALIGNTO-1) )
104 #define NLMSG_NEXT(nlh,len) ((len) -= NLMSG_ALIGN((nlh)->nlmsg_len), \
106 NLMSG_ALIGN((nlh)->nlmsg_len)))
108 (nlh)->nlmsg_len >= sizeof(struct nlmsghdr) && \
109 (nlh)->nlmsg_len <= (len))
110 #define NLMSG_PAYLOAD(nlh,len) ((nlh)->nlmsg_len - NLMSG_SPACE((len)))
134 * enum nlmsgerr_attrs - nlmsgerr attributes
[all …]
/linux/tools/net/ynl/lib/
H A Dynl-priv.h1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
32 YNL_PARSE_CB_ERROR = -1,
39 #define YNL_ARRAY_SIZE(array) (sizeof(array) ? \ argument
40 sizeof(array) / sizeof(array[0]) : 0)
52 const struct ynl_policy_nest *nest; member
76 uptr -= offsetof(struct ynl_dump_list_type, data); in ynl_dump_obj_is_last()
85 uptr -= offsetof(struct ynl_dump_list_type, data); in ynl_dump_obj_next()
87 uptr = (unsigned long)list->next; in ynl_dump_obj_next()
112 /* YNL specific helpers used by the auto-generated code */
153 nlh->nlmsg_len = NLMSG_HDRLEN; in ynl_nlmsg_put_header()
[all …]
/linux/net/devlink/
H A Ddpipe.c1 // SPDX-License-Identifier: GPL-2.0-or-later
63 struct devlink_dpipe_header *header = match->header; in devlink_dpipe_match_put()
64 struct devlink_dpipe_field *field = &header->fields[match->field_id]; in devlink_dpipe_match_put()
69 return -EMSGSIZE; in devlink_dpipe_match_put()
71 if (nla_put_u32(skb, DEVLINK_ATTR_DPIPE_MATCH_TYPE, match->type) || in devlink_dpipe_match_put()
72 nla_put_u32(skb, DEVLINK_ATTR_DPIPE_HEADER_INDEX, match->header_index) || in devlink_dpipe_match_put()
73 nla_put_u32(skb, DEVLINK_ATTR_DPIPE_HEADER_ID, header->id) || in devlink_dpipe_match_put()
74 nla_put_u32(skb, DEVLINK_ATTR_DPIPE_FIELD_ID, field->id) || in devlink_dpipe_match_put()
75 nla_put_u8(skb, DEVLINK_ATTR_DPIPE_HEADER_GLOBAL, header->global)) in devlink_dpipe_match_put()
83 return -EMSGSIZE; in devlink_dpipe_match_put()
[all …]
/linux/kernel/trace/
H A Dring_buffer.c1 // SPDX-License-Identifier: GPL-2.0
108 * +------+
111 * +------+ +---+ +---+ +---+
112 * | |-->| |-->| |
113 * +---+ +---+ +---+
116 * +---------------+
119 * +------+
121 * |page |------------------v
122 * +------+ +---+ +---+ +---+
123 * | |-->| |-->| |
[all …]
/linux/net/ipv4/
H A Dnexthop.c1 // SPDX-License-Identifier: GPL-2.0
4 * Copyright (c) 2017-19 Cumulus Networks
5 * Copyright (c) 2017-19 David Ahern <dsa@cumulusnetworks.com>
93 return !net->nexthop.notifier_chain.head; in nexthop_notifiers_is_empty()
100 nh_info->dev = nhi->fib_nhc.nhc_dev; in __nh_notifier_single_info_init()
101 nh_info->gw_family = nhi->fib_nhc.nhc_gw_family; in __nh_notifier_single_info_init()
102 if (nh_info->gw_family == AF_INET) in __nh_notifier_single_info_init()
103 nh_info->ipv4 = nhi->fib_nhc.nhc_gw.ipv4; in __nh_notifier_single_info_init()
104 else if (nh_info->gw_family == AF_INET6) in __nh_notifier_single_info_init()
105 nh_info->ipv6 = nhi->fib_nhc.nhc_gw.ipv6; in __nh_notifier_single_info_init()
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