2023-03-16 00:03:50 +01:00
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// SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
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netdev-genl: create a simple family for netdev stuff
Add a Netlink spec-compatible family for netdevs.
This is a very simple implementation without much
thought going into it.
It allows us to reap all the benefits of Netlink specs,
one can use the generic client to issue the commands:
$ ./cli.py --spec netdev.yaml --dump dev_get
[{'ifindex': 1, 'xdp-features': set()},
{'ifindex': 2, 'xdp-features': {'basic', 'ndo-xmit', 'redirect'}},
{'ifindex': 3, 'xdp-features': {'rx-sg'}}]
the generic python library does not have flags-by-name
support, yet, but we also don't have to carry strings
in the messages, as user space can get the names from
the spec.
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Co-developed-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Co-developed-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/327ad9c9868becbe1e601b580c962549c8cd81f2.1675245258.git.lorenzo@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-02-01 11:24:17 +01:00
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/* Do not edit directly, auto-generated from: */
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/* Documentation/netlink/specs/netdev.yaml */
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/* YNL-GEN kernel source */
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#include <net/netlink.h>
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#include <net/genetlink.h>
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#include "netdev-genl-gen.h"
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2023-05-24 19:09:01 +02:00
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#include <uapi/linux/netdev.h>
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2024-09-10 19:14:47 +02:00
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#include <linux/list.h>
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netdev-genl: create a simple family for netdev stuff
Add a Netlink spec-compatible family for netdevs.
This is a very simple implementation without much
thought going into it.
It allows us to reap all the benefits of Netlink specs,
one can use the generic client to issue the commands:
$ ./cli.py --spec netdev.yaml --dump dev_get
[{'ifindex': 1, 'xdp-features': set()},
{'ifindex': 2, 'xdp-features': {'basic', 'ndo-xmit', 'redirect'}},
{'ifindex': 3, 'xdp-features': {'rx-sg'}}]
the generic python library does not have flags-by-name
support, yet, but we also don't have to carry strings
in the messages, as user space can get the names from
the spec.
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Co-developed-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Co-developed-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/327ad9c9868becbe1e601b580c962549c8cd81f2.1675245258.git.lorenzo@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-02-01 11:24:17 +01:00
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net: page_pool: implement GET in the netlink API
Expose the very basic page pool information via netlink.
Example using ynl-py for a system with 9 queues:
$ ./cli.py --no-schema --spec netlink/specs/netdev.yaml \
--dump page-pool-get
[{'id': 19, 'ifindex': 2, 'napi-id': 147},
{'id': 18, 'ifindex': 2, 'napi-id': 146},
{'id': 17, 'ifindex': 2, 'napi-id': 145},
{'id': 16, 'ifindex': 2, 'napi-id': 144},
{'id': 15, 'ifindex': 2, 'napi-id': 143},
{'id': 14, 'ifindex': 2, 'napi-id': 142},
{'id': 13, 'ifindex': 2, 'napi-id': 141},
{'id': 12, 'ifindex': 2, 'napi-id': 140},
{'id': 11, 'ifindex': 2, 'napi-id': 139},
{'id': 10, 'ifindex': 2, 'napi-id': 138}]
Reviewed-by: Eric Dumazet <edumazet@google.com>
Acked-by: Jesper Dangaard Brouer <hawk@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-11-27 00:07:34 +01:00
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/* Integer value ranges */
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static const struct netlink_range_validation netdev_a_page_pool_id_range = {
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.min = 1ULL,
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.max = 4294967295ULL,
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};
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net: page_pool: expose page pool stats via netlink
Dump the stats into netlink. More clever approaches
like dumping the stats per-CPU for each CPU individually
to see where the packets get consumed can be implemented
in the future.
A trimmed example from a real (but recently booted system):
$ ./cli.py --no-schema --spec netlink/specs/netdev.yaml \
--dump page-pool-stats-get
[{'info': {'id': 19, 'ifindex': 2},
'alloc-empty': 48,
'alloc-fast': 3024,
'alloc-refill': 0,
'alloc-slow': 48,
'alloc-slow-high-order': 0,
'alloc-waive': 0,
'recycle-cache-full': 0,
'recycle-cached': 0,
'recycle-released-refcnt': 0,
'recycle-ring': 0,
'recycle-ring-full': 0},
{'info': {'id': 18, 'ifindex': 2},
'alloc-empty': 66,
'alloc-fast': 11811,
'alloc-refill': 35,
'alloc-slow': 66,
'alloc-slow-high-order': 0,
'alloc-waive': 0,
'recycle-cache-full': 1145,
'recycle-cached': 6541,
'recycle-released-refcnt': 0,
'recycle-ring': 1275,
'recycle-ring-full': 0},
{'info': {'id': 17, 'ifindex': 2},
'alloc-empty': 73,
'alloc-fast': 62099,
'alloc-refill': 413,
...
Acked-by: Jesper Dangaard Brouer <hawk@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-11-27 00:07:38 +01:00
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static const struct netlink_range_validation netdev_a_page_pool_ifindex_range = {
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.min = 1ULL,
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.max = 2147483647ULL,
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};
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/* Common nested types */
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const struct nla_policy netdev_page_pool_info_nl_policy[NETDEV_A_PAGE_POOL_IFINDEX + 1] = {
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[NETDEV_A_PAGE_POOL_ID] = NLA_POLICY_FULL_RANGE(NLA_UINT, &netdev_a_page_pool_id_range),
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[NETDEV_A_PAGE_POOL_IFINDEX] = NLA_POLICY_FULL_RANGE(NLA_U32, &netdev_a_page_pool_ifindex_range),
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};
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2024-09-10 19:14:46 +02:00
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const struct nla_policy netdev_queue_id_nl_policy[NETDEV_A_QUEUE_TYPE + 1] = {
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[NETDEV_A_QUEUE_ID] = { .type = NLA_U32, },
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[NETDEV_A_QUEUE_TYPE] = NLA_POLICY_MAX(NLA_U32, 1),
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};
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netdev-genl: create a simple family for netdev stuff
Add a Netlink spec-compatible family for netdevs.
This is a very simple implementation without much
thought going into it.
It allows us to reap all the benefits of Netlink specs,
one can use the generic client to issue the commands:
$ ./cli.py --spec netdev.yaml --dump dev_get
[{'ifindex': 1, 'xdp-features': set()},
{'ifindex': 2, 'xdp-features': {'basic', 'ndo-xmit', 'redirect'}},
{'ifindex': 3, 'xdp-features': {'rx-sg'}}]
the generic python library does not have flags-by-name
support, yet, but we also don't have to carry strings
in the messages, as user space can get the names from
the spec.
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Co-developed-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Co-developed-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/327ad9c9868becbe1e601b580c962549c8cd81f2.1675245258.git.lorenzo@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-02-01 11:24:17 +01:00
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/* NETDEV_CMD_DEV_GET - do */
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static const struct nla_policy netdev_dev_get_nl_policy[NETDEV_A_DEV_IFINDEX + 1] = {
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[NETDEV_A_DEV_IFINDEX] = NLA_POLICY_MIN(NLA_U32, 1),
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};
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net: page_pool: implement GET in the netlink API
Expose the very basic page pool information via netlink.
Example using ynl-py for a system with 9 queues:
$ ./cli.py --no-schema --spec netlink/specs/netdev.yaml \
--dump page-pool-get
[{'id': 19, 'ifindex': 2, 'napi-id': 147},
{'id': 18, 'ifindex': 2, 'napi-id': 146},
{'id': 17, 'ifindex': 2, 'napi-id': 145},
{'id': 16, 'ifindex': 2, 'napi-id': 144},
{'id': 15, 'ifindex': 2, 'napi-id': 143},
{'id': 14, 'ifindex': 2, 'napi-id': 142},
{'id': 13, 'ifindex': 2, 'napi-id': 141},
{'id': 12, 'ifindex': 2, 'napi-id': 140},
{'id': 11, 'ifindex': 2, 'napi-id': 139},
{'id': 10, 'ifindex': 2, 'napi-id': 138}]
Reviewed-by: Eric Dumazet <edumazet@google.com>
Acked-by: Jesper Dangaard Brouer <hawk@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-11-27 00:07:34 +01:00
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/* NETDEV_CMD_PAGE_POOL_GET - do */
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#ifdef CONFIG_PAGE_POOL
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static const struct nla_policy netdev_page_pool_get_nl_policy[NETDEV_A_PAGE_POOL_ID + 1] = {
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[NETDEV_A_PAGE_POOL_ID] = NLA_POLICY_FULL_RANGE(NLA_UINT, &netdev_a_page_pool_id_range),
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};
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#endif /* CONFIG_PAGE_POOL */
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net: page_pool: expose page pool stats via netlink
Dump the stats into netlink. More clever approaches
like dumping the stats per-CPU for each CPU individually
to see where the packets get consumed can be implemented
in the future.
A trimmed example from a real (but recently booted system):
$ ./cli.py --no-schema --spec netlink/specs/netdev.yaml \
--dump page-pool-stats-get
[{'info': {'id': 19, 'ifindex': 2},
'alloc-empty': 48,
'alloc-fast': 3024,
'alloc-refill': 0,
'alloc-slow': 48,
'alloc-slow-high-order': 0,
'alloc-waive': 0,
'recycle-cache-full': 0,
'recycle-cached': 0,
'recycle-released-refcnt': 0,
'recycle-ring': 0,
'recycle-ring-full': 0},
{'info': {'id': 18, 'ifindex': 2},
'alloc-empty': 66,
'alloc-fast': 11811,
'alloc-refill': 35,
'alloc-slow': 66,
'alloc-slow-high-order': 0,
'alloc-waive': 0,
'recycle-cache-full': 1145,
'recycle-cached': 6541,
'recycle-released-refcnt': 0,
'recycle-ring': 1275,
'recycle-ring-full': 0},
{'info': {'id': 17, 'ifindex': 2},
'alloc-empty': 73,
'alloc-fast': 62099,
'alloc-refill': 413,
...
Acked-by: Jesper Dangaard Brouer <hawk@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-11-27 00:07:38 +01:00
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/* NETDEV_CMD_PAGE_POOL_STATS_GET - do */
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#ifdef CONFIG_PAGE_POOL_STATS
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static const struct nla_policy netdev_page_pool_stats_get_nl_policy[NETDEV_A_PAGE_POOL_STATS_INFO + 1] = {
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[NETDEV_A_PAGE_POOL_STATS_INFO] = NLA_POLICY_NESTED(netdev_page_pool_info_nl_policy),
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};
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#endif /* CONFIG_PAGE_POOL_STATS */
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2023-12-02 00:28:29 +01:00
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/* NETDEV_CMD_QUEUE_GET - do */
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static const struct nla_policy netdev_queue_get_do_nl_policy[NETDEV_A_QUEUE_TYPE + 1] = {
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[NETDEV_A_QUEUE_IFINDEX] = NLA_POLICY_MIN(NLA_U32, 1),
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[NETDEV_A_QUEUE_TYPE] = NLA_POLICY_MAX(NLA_U32, 1),
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[NETDEV_A_QUEUE_ID] = { .type = NLA_U32, },
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};
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/* NETDEV_CMD_QUEUE_GET - dump */
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static const struct nla_policy netdev_queue_get_dump_nl_policy[NETDEV_A_QUEUE_IFINDEX + 1] = {
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[NETDEV_A_QUEUE_IFINDEX] = NLA_POLICY_MIN(NLA_U32, 1),
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};
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2023-12-02 00:28:51 +01:00
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/* NETDEV_CMD_NAPI_GET - do */
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static const struct nla_policy netdev_napi_get_do_nl_policy[NETDEV_A_NAPI_ID + 1] = {
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[NETDEV_A_NAPI_ID] = { .type = NLA_U32, },
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};
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/* NETDEV_CMD_NAPI_GET - dump */
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static const struct nla_policy netdev_napi_get_dump_nl_policy[NETDEV_A_NAPI_IFINDEX + 1] = {
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[NETDEV_A_NAPI_IFINDEX] = NLA_POLICY_MIN(NLA_U32, 1),
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};
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2024-03-06 20:55:07 +01:00
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/* NETDEV_CMD_QSTATS_GET - dump */
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static const struct nla_policy netdev_qstats_get_nl_policy[NETDEV_A_QSTATS_SCOPE + 1] = {
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2024-04-20 04:35:39 +02:00
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[NETDEV_A_QSTATS_IFINDEX] = NLA_POLICY_MIN(NLA_U32, 1),
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2024-03-06 20:55:07 +01:00
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[NETDEV_A_QSTATS_SCOPE] = NLA_POLICY_MASK(NLA_UINT, 0x1),
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};
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2024-09-10 19:14:46 +02:00
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/* NETDEV_CMD_BIND_RX - do */
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static const struct nla_policy netdev_bind_rx_nl_policy[NETDEV_A_DMABUF_FD + 1] = {
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[NETDEV_A_DMABUF_IFINDEX] = NLA_POLICY_MIN(NLA_U32, 1),
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[NETDEV_A_DMABUF_FD] = { .type = NLA_U32, },
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[NETDEV_A_DMABUF_QUEUES] = NLA_POLICY_NESTED(netdev_queue_id_nl_policy),
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};
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netdev-genl: create a simple family for netdev stuff
Add a Netlink spec-compatible family for netdevs.
This is a very simple implementation without much
thought going into it.
It allows us to reap all the benefits of Netlink specs,
one can use the generic client to issue the commands:
$ ./cli.py --spec netdev.yaml --dump dev_get
[{'ifindex': 1, 'xdp-features': set()},
{'ifindex': 2, 'xdp-features': {'basic', 'ndo-xmit', 'redirect'}},
{'ifindex': 3, 'xdp-features': {'rx-sg'}}]
the generic python library does not have flags-by-name
support, yet, but we also don't have to carry strings
in the messages, as user space can get the names from
the spec.
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Co-developed-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Co-developed-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/327ad9c9868becbe1e601b580c962549c8cd81f2.1675245258.git.lorenzo@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-02-01 11:24:17 +01:00
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/* Ops table for netdev */
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2023-03-21 05:41:59 +01:00
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static const struct genl_split_ops netdev_nl_ops[] = {
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netdev-genl: create a simple family for netdev stuff
Add a Netlink spec-compatible family for netdevs.
This is a very simple implementation without much
thought going into it.
It allows us to reap all the benefits of Netlink specs,
one can use the generic client to issue the commands:
$ ./cli.py --spec netdev.yaml --dump dev_get
[{'ifindex': 1, 'xdp-features': set()},
{'ifindex': 2, 'xdp-features': {'basic', 'ndo-xmit', 'redirect'}},
{'ifindex': 3, 'xdp-features': {'rx-sg'}}]
the generic python library does not have flags-by-name
support, yet, but we also don't have to carry strings
in the messages, as user space can get the names from
the spec.
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Co-developed-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Co-developed-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/327ad9c9868becbe1e601b580c962549c8cd81f2.1675245258.git.lorenzo@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-02-01 11:24:17 +01:00
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{
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.cmd = NETDEV_CMD_DEV_GET,
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.doit = netdev_nl_dev_get_doit,
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.policy = netdev_dev_get_nl_policy,
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.maxattr = NETDEV_A_DEV_IFINDEX,
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.flags = GENL_CMD_CAP_DO,
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},
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{
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.cmd = NETDEV_CMD_DEV_GET,
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.dumpit = netdev_nl_dev_get_dumpit,
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.flags = GENL_CMD_CAP_DUMP,
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},
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net: page_pool: implement GET in the netlink API
Expose the very basic page pool information via netlink.
Example using ynl-py for a system with 9 queues:
$ ./cli.py --no-schema --spec netlink/specs/netdev.yaml \
--dump page-pool-get
[{'id': 19, 'ifindex': 2, 'napi-id': 147},
{'id': 18, 'ifindex': 2, 'napi-id': 146},
{'id': 17, 'ifindex': 2, 'napi-id': 145},
{'id': 16, 'ifindex': 2, 'napi-id': 144},
{'id': 15, 'ifindex': 2, 'napi-id': 143},
{'id': 14, 'ifindex': 2, 'napi-id': 142},
{'id': 13, 'ifindex': 2, 'napi-id': 141},
{'id': 12, 'ifindex': 2, 'napi-id': 140},
{'id': 11, 'ifindex': 2, 'napi-id': 139},
{'id': 10, 'ifindex': 2, 'napi-id': 138}]
Reviewed-by: Eric Dumazet <edumazet@google.com>
Acked-by: Jesper Dangaard Brouer <hawk@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-11-27 00:07:34 +01:00
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#ifdef CONFIG_PAGE_POOL
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{
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.cmd = NETDEV_CMD_PAGE_POOL_GET,
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.doit = netdev_nl_page_pool_get_doit,
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.policy = netdev_page_pool_get_nl_policy,
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.maxattr = NETDEV_A_PAGE_POOL_ID,
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.flags = GENL_CMD_CAP_DO,
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},
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{
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.cmd = NETDEV_CMD_PAGE_POOL_GET,
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.dumpit = netdev_nl_page_pool_get_dumpit,
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.flags = GENL_CMD_CAP_DUMP,
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},
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#endif /* CONFIG_PAGE_POOL */
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net: page_pool: expose page pool stats via netlink
Dump the stats into netlink. More clever approaches
like dumping the stats per-CPU for each CPU individually
to see where the packets get consumed can be implemented
in the future.
A trimmed example from a real (but recently booted system):
$ ./cli.py --no-schema --spec netlink/specs/netdev.yaml \
--dump page-pool-stats-get
[{'info': {'id': 19, 'ifindex': 2},
'alloc-empty': 48,
'alloc-fast': 3024,
'alloc-refill': 0,
'alloc-slow': 48,
'alloc-slow-high-order': 0,
'alloc-waive': 0,
'recycle-cache-full': 0,
'recycle-cached': 0,
'recycle-released-refcnt': 0,
'recycle-ring': 0,
'recycle-ring-full': 0},
{'info': {'id': 18, 'ifindex': 2},
'alloc-empty': 66,
'alloc-fast': 11811,
'alloc-refill': 35,
'alloc-slow': 66,
'alloc-slow-high-order': 0,
'alloc-waive': 0,
'recycle-cache-full': 1145,
'recycle-cached': 6541,
'recycle-released-refcnt': 0,
'recycle-ring': 1275,
'recycle-ring-full': 0},
{'info': {'id': 17, 'ifindex': 2},
'alloc-empty': 73,
'alloc-fast': 62099,
'alloc-refill': 413,
...
Acked-by: Jesper Dangaard Brouer <hawk@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-11-27 00:07:38 +01:00
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#ifdef CONFIG_PAGE_POOL_STATS
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{
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.cmd = NETDEV_CMD_PAGE_POOL_STATS_GET,
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.doit = netdev_nl_page_pool_stats_get_doit,
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.policy = netdev_page_pool_stats_get_nl_policy,
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.maxattr = NETDEV_A_PAGE_POOL_STATS_INFO,
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.flags = GENL_CMD_CAP_DO,
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},
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{
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.cmd = NETDEV_CMD_PAGE_POOL_STATS_GET,
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.dumpit = netdev_nl_page_pool_stats_get_dumpit,
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.flags = GENL_CMD_CAP_DUMP,
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},
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#endif /* CONFIG_PAGE_POOL_STATS */
|
2023-12-02 00:28:29 +01:00
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{
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.cmd = NETDEV_CMD_QUEUE_GET,
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.doit = netdev_nl_queue_get_doit,
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.policy = netdev_queue_get_do_nl_policy,
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.maxattr = NETDEV_A_QUEUE_TYPE,
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.flags = GENL_CMD_CAP_DO,
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},
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{
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.cmd = NETDEV_CMD_QUEUE_GET,
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.dumpit = netdev_nl_queue_get_dumpit,
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.policy = netdev_queue_get_dump_nl_policy,
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.maxattr = NETDEV_A_QUEUE_IFINDEX,
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.flags = GENL_CMD_CAP_DUMP,
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},
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2023-12-02 00:28:51 +01:00
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{
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.cmd = NETDEV_CMD_NAPI_GET,
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.doit = netdev_nl_napi_get_doit,
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.policy = netdev_napi_get_do_nl_policy,
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.maxattr = NETDEV_A_NAPI_ID,
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.flags = GENL_CMD_CAP_DO,
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},
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{
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.cmd = NETDEV_CMD_NAPI_GET,
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.dumpit = netdev_nl_napi_get_dumpit,
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.policy = netdev_napi_get_dump_nl_policy,
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.maxattr = NETDEV_A_NAPI_IFINDEX,
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.flags = GENL_CMD_CAP_DUMP,
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},
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2024-03-06 20:55:07 +01:00
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{
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.cmd = NETDEV_CMD_QSTATS_GET,
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.dumpit = netdev_nl_qstats_get_dumpit,
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.policy = netdev_qstats_get_nl_policy,
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.maxattr = NETDEV_A_QSTATS_SCOPE,
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.flags = GENL_CMD_CAP_DUMP,
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},
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2024-09-10 19:14:46 +02:00
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{
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.cmd = NETDEV_CMD_BIND_RX,
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.doit = netdev_nl_bind_rx_doit,
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.policy = netdev_bind_rx_nl_policy,
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.maxattr = NETDEV_A_DMABUF_FD,
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.flags = GENL_ADMIN_PERM | GENL_CMD_CAP_DO,
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},
|
netdev-genl: create a simple family for netdev stuff
Add a Netlink spec-compatible family for netdevs.
This is a very simple implementation without much
thought going into it.
It allows us to reap all the benefits of Netlink specs,
one can use the generic client to issue the commands:
$ ./cli.py --spec netdev.yaml --dump dev_get
[{'ifindex': 1, 'xdp-features': set()},
{'ifindex': 2, 'xdp-features': {'basic', 'ndo-xmit', 'redirect'}},
{'ifindex': 3, 'xdp-features': {'rx-sg'}}]
the generic python library does not have flags-by-name
support, yet, but we also don't have to carry strings
in the messages, as user space can get the names from
the spec.
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Co-developed-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Co-developed-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/327ad9c9868becbe1e601b580c962549c8cd81f2.1675245258.git.lorenzo@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-02-01 11:24:17 +01:00
|
|
|
};
|
|
|
|
|
|
|
|
static const struct genl_multicast_group netdev_nl_mcgrps[] = {
|
|
|
|
[NETDEV_NLGRP_MGMT] = { "mgmt", },
|
2023-11-27 00:07:35 +01:00
|
|
|
[NETDEV_NLGRP_PAGE_POOL] = { "page-pool", },
|
netdev-genl: create a simple family for netdev stuff
Add a Netlink spec-compatible family for netdevs.
This is a very simple implementation without much
thought going into it.
It allows us to reap all the benefits of Netlink specs,
one can use the generic client to issue the commands:
$ ./cli.py --spec netdev.yaml --dump dev_get
[{'ifindex': 1, 'xdp-features': set()},
{'ifindex': 2, 'xdp-features': {'basic', 'ndo-xmit', 'redirect'}},
{'ifindex': 3, 'xdp-features': {'rx-sg'}}]
the generic python library does not have flags-by-name
support, yet, but we also don't have to carry strings
in the messages, as user space can get the names from
the spec.
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Co-developed-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Co-developed-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/327ad9c9868becbe1e601b580c962549c8cd81f2.1675245258.git.lorenzo@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-02-01 11:24:17 +01:00
|
|
|
};
|
|
|
|
|
|
|
|
struct genl_family netdev_nl_family __ro_after_init = {
|
|
|
|
.name = NETDEV_FAMILY_NAME,
|
|
|
|
.version = NETDEV_FAMILY_VERSION,
|
|
|
|
.netnsok = true,
|
|
|
|
.parallel_ops = true,
|
|
|
|
.module = THIS_MODULE,
|
|
|
|
.split_ops = netdev_nl_ops,
|
|
|
|
.n_split_ops = ARRAY_SIZE(netdev_nl_ops),
|
|
|
|
.mcgrps = netdev_nl_mcgrps,
|
|
|
|
.n_mcgrps = ARRAY_SIZE(netdev_nl_mcgrps),
|
2024-09-10 19:14:47 +02:00
|
|
|
.sock_priv_size = sizeof(struct list_head),
|
|
|
|
.sock_priv_init = (void *)netdev_nl_sock_priv_init,
|
|
|
|
.sock_priv_destroy = (void *)netdev_nl_sock_priv_destroy,
|
netdev-genl: create a simple family for netdev stuff
Add a Netlink spec-compatible family for netdevs.
This is a very simple implementation without much
thought going into it.
It allows us to reap all the benefits of Netlink specs,
one can use the generic client to issue the commands:
$ ./cli.py --spec netdev.yaml --dump dev_get
[{'ifindex': 1, 'xdp-features': set()},
{'ifindex': 2, 'xdp-features': {'basic', 'ndo-xmit', 'redirect'}},
{'ifindex': 3, 'xdp-features': {'rx-sg'}}]
the generic python library does not have flags-by-name
support, yet, but we also don't have to carry strings
in the messages, as user space can get the names from
the spec.
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Co-developed-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Signed-off-by: Kumar Kartikeya Dwivedi <memxor@gmail.com>
Co-developed-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Marek Majtyka <alardam@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/327ad9c9868becbe1e601b580c962549c8cd81f2.1675245258.git.lorenzo@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-02-01 11:24:17 +01:00
|
|
|
};
|