History log of /linux/net/devlink/netlink.c (Results 1 – 25 of 115)
Revision Date Author Comments
# 0fc8f620 27-Apr-2026 Thomas Zimmermann <tzimmermann@suse.de>

Merge drm/drm-fixes into drm-misc-fixes

Getting fixes and updates from v7.1-rc1.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>


# 91a4855d 15-Apr-2026 Linus Torvalds <torvalds@linux-foundation.org>

Merge tag 'net-next-7.1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from Jakub Kicinski:
"Core & protocols:

- Support HW queue leasing, allowing co

Merge tag 'net-next-7.1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from Jakub Kicinski:
"Core & protocols:

- Support HW queue leasing, allowing containers to be granted access
to HW queues for zero-copy operations and AF_XDP

- Number of code moves to help the compiler with inlining. Avoid
output arguments for returning drop reason where possible

- Rework drop handling within qdiscs to include more metadata about
the reason and dropping qdisc in the tracepoints

- Remove the rtnl_lock use from IP Multicast Routing

- Pack size information into the Rx Flow Steering table pointer
itself. This allows making the table itself a flat array of u32s,
thus making the table allocation size a power of two

- Report TCP delayed ack timer information via socket diag

- Add ip_local_port_step_width sysctl to allow distributing the
randomly selected ports more evenly throughout the allowed space

- Add support for per-route tunsrc in IPv6 segment routing

- Start work of switching sockopt handling to iov_iter

- Improve dynamic recvbuf sizing in MPTCP, limit burstiness and avoid
buffer size drifting up

- Support MSG_EOR in MPTCP

- Add stp_mode attribute to the bridge driver for STP mode selection.
This addresses concerns about call_usermodehelper() usage

- Remove UDP-Lite support (as announced in 2023)

- Remove support for building IPv6 as a module. Remove the now
unnecessary function calling indirection

Cross-tree stuff:

- Move Michael MIC code from generic crypto into wireless, it's
considered insecure but some WiFi networks still need it

Netfilter:

- Switch nft_fib_ipv6 module to no longer need temporary dst_entry
object allocations by using fib6_lookup() + RCU.

Florian W reports this gets us ~13% higher packet rate

- Convert IPVS's global __ip_vs_mutex to per-net service_mutex and
switch the service tables to be per-net. Convert some code that
walks the service lists to use RCU instead of the service_mutex

- Add more opinionated input validation to lower security exposure

- Make IPVS hash tables to be per-netns and resizable

Wireless:

- Finished assoc frame encryption/EPPKE/802.1X-over-auth

- Radar detection improvements

- Add 6 GHz incumbent signal detection APIs

- Multi-link support for FILS, probe response templates and client
probing

- New APIs and mac80211 support for NAN (Neighbor Aware Networking,
aka Wi-Fi Aware) so less work must be in firmware

Driver API:

- Add numerical ID for devlink instances (to avoid having to create
fake bus/device pairs just to have an ID). Support shared devlink
instances which span multiple PFs

- Add standard counters for reporting pause storm events (implement
in mlx5 and fbnic)

- Add configuration API for completion writeback buffering (implement
in mana)

- Support driver-initiated change of RSS context sizes

- Support DPLL monitoring input frequency (implement in zl3073x)

- Support per-port resources in devlink (implement in mlx5)

Misc:

- Expand the YAML spec for Netfilter

Drivers

- Software:
- macvlan: support multicast rx for bridge ports with shared
source MAC address
- team: decouple receive and transmit enablement for IEEE 802.3ad
LACP "independent control"

- Ethernet high-speed NICs:
- nVidia/Mellanox:
- support high order pages in zero-copy mode (for payload
coalescing)
- support multiple packets in a page (for systems with 64kB
pages)
- Broadcom 25-400GE (bnxt):
- implement XDP RSS hash metadata extraction
- add software fallback for UDP GSO, lowering the IOMMU cost
- Broadcom 800GE (bnge):
- add link status and configuration handling
- add various HW and SW statistics
- Marvell/Cavium:
- NPC HW block support for cn20k
- Huawei (hinic3):
- add mailbox / control queue
- add rx VLAN offload
- add driver info and link management

- Ethernet NICs:
- Marvell/Aquantia:
- support reading SFP module info on some AQC100 cards
- Realtek PCI (r8169):
- add support for RTL8125cp
- Realtek USB (r8152):
- support for the RTL8157 5Gbit chip
- add 2500baseT EEE status/configuration support

- Ethernet NICs embedded and off-the-shelf IP:
- Synopsys (stmmac):
- cleanup and reorganize SerDes handling and PCS support
- cleanup descriptor handling and per-platform data
- cleanup and consolidate MDIO defines and handling
- shrink driver memory use for internal structures
- improve Tx IRQ coalescing
- improve TCP segmentation handling
- add support for Spacemit K3
- Cadence (macb):
- support PHYs that have inband autoneg disabled with GEM
- support IEEE 802.3az EEE
- rework usrio capabilities and handling
- AMD (xgbe):
- improve power management for S0i3
- improve TX resilience for link-down handling

- Virtual:
- Google cloud vNIC:
- support larger ring sizes in DQO-QPL mode
- improve HW-GRO handling
- support UDP GSO for DQO format
- PCIe NTB:
- support queue count configuration

- Ethernet PHYs:
- automatically disable PHY autonomous EEE if MAC is in charge
- Broadcom:
- add BCM84891/BCM84892 support
- Micrel:
- support for LAN9645X internal PHY
- Realtek:
- add RTL8224 pair order support
- support PHY LEDs on RTL8211F-VD
- support spread spectrum clocking (SSC)
- Maxlinear:
- add PHY-level statistics via ethtool

- Ethernet switches:
- Maxlinear (mxl862xx):
- support for bridge offloading
- support for VLANs
- support driver statistics

- Bluetooth:
- large number of fixes and new device IDs
- Mediatek:
- support MT6639 (MT7927)
- support MT7902 SDIO

- WiFi:
- Intel (iwlwifi):
- UNII-9 and continuing UHR work
- MediaTek (mt76):
- mt7996/mt7925 MLO fixes/improvements
- mt7996 NPU support (HW eth/wifi traffic offload)
- Qualcomm (ath12k):
- monitor mode support on IPQ5332
- basic hwmon temperature reporting
- support IPQ5424
- Realtek:
- add USB RX aggregation to improve performance
- add USB TX flow control by tracking in-flight URBs

- Cellular:
- IPA v5.2 support"

* tag 'net-next-7.1' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1561 commits)
net: pse-pd: fix kernel-doc function name for pse_control_find_by_id()
wireguard: device: use exit_rtnl callback instead of manual rtnl_lock in pre_exit
wireguard: allowedips: remove redundant space
tools: ynl: add sample for wireguard
wireguard: allowedips: Use kfree_rcu() instead of call_rcu()
MAINTAINERS: Add netkit selftest files
selftests/net: Add additional test coverage in nk_qlease
selftests/net: Split netdevsim tests from HW tests in nk_qlease
tools/ynl: Make YnlFamily closeable as a context manager
net: airoha: Add missing PPE configurations in airoha_ppe_hw_init()
net: airoha: Fix VIP configuration for AN7583 SoC
net: caif: clear client service pointer on teardown
net: strparser: fix skb_head leak in strp_abort_strp()
net: usb: cdc-phonet: fix skb frags[] overflow in rx_complete()
selftests/bpf: add test for xdp_master_redirect with bond not up
net, bpf: fix null-ptr-deref in xdp_master_redirect() for down master
net: airoha: Remove PCE_MC_EN_MASK bit in REG_FE_PCE_CFG configuration
sctp: disable BH before calling udp_tunnel_xmit_skb()
sctp: fix missing encap_port propagation for GSO fragments
net: airoha: Rely on net_device pointer in ETS callbacks
...

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# 58dd34db 09-Apr-2026 Jakub Kicinski <kuba@kernel.org>

Merge branch 'devlink-add-per-port-resource-support'

Tariq Toukan says:

====================
devlink: add per-port resource support

This series by Or adds devlink per-port resource support:

Curre

Merge branch 'devlink-add-per-port-resource-support'

Tariq Toukan says:

====================
devlink: add per-port resource support

This series by Or adds devlink per-port resource support:

Currently, devlink resources are only available at the device level.
However, some resources are inherently per-port, such as the maximum
number of subfunctions (SFs) that can be created on a specific PF port.
This limitation prevents user space from obtaining accurate per-port
capacity information.
This series adds infrastructure for per-port resources in devlink core
and implements it in the mlx5 driver to expose the max_SFs resource
on PF devlink ports.

Patch #1 refactors resource functions to be generic
Patch #2 adds port-level resource registration infrastructure
Patch #3 registers SF resource on PF port representor in mlx5
Patch #4 adds devlink port resource registration to netdevsim for testing
Patch #5 adds dump support for device-level resources
Patch #6 includes port resources in the resource dump dumpit path
Patch #7 adds port-specific option to resource dump doit path
Patch #8 adds selftest for devlink port resource doit
Patch #9 documents port-level resources and full dump
Patch #10 adds resource scope filtering to resource dump
Patch #11 adds selftest for resource dump and scope filter
Patch #12 documents resource scope filtering
====================

Link: https://patch.msgid.link/20260407194107.148063-1-tariqt@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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# 810b7639 07-Apr-2026 Or Har-Toov <ohartoov@nvidia.com>

devlink: Include port resources in resource dump dumpit

Allow querying devlink resources per-port via the resource-dump dumpit
handler. Both device-level and all ports resources are included in the

devlink: Include port resources in resource dump dumpit

Allow querying devlink resources per-port via the resource-dump dumpit
handler. Both device-level and all ports resources are included in the
reply.

For example:

$ devlink resource show
pci/0000:03:00.0:
name local_max_SFs size 508 unit entry
name external_max_SFs size 508 unit entry
pci/0000:03:00.0/196608:
name max_SFs size 20 unit entry
pci/0000:03:00.1:
name local_max_SFs size 508 unit entry
name external_max_SFs size 508 unit entry
pci/0000:03:00.1/262144:
name max_SFs size 20 unit entry

Signed-off-by: Or Har-Toov <ohartoov@nvidia.com>
Reviewed-by: Moshe Shemesh <moshe@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Link: https://patch.msgid.link/20260407194107.148063-7-tariqt@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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# 411ad060 14-Mar-2026 Jakub Kicinski <kuba@kernel.org>

Merge branch 'devlink-introduce-shared-devlink-instance-for-pfs-on-same-chip'

Jiri Pirko says:

====================
devlink: introduce shared devlink instance for PFs on same chip

Multiple PFs on

Merge branch 'devlink-introduce-shared-devlink-instance-for-pfs-on-same-chip'

Jiri Pirko says:

====================
devlink: introduce shared devlink instance for PFs on same chip

Multiple PFs on a network adapter often reside on the same physical
chip, running a single firmware. Some resources and configurations
are inherently shared among these PFs - PTP clocks, VF group rates,
firmware parameters, and others. Today there is no good object in
the devlink model to attach these chip-wide configuration knobs to.
Drivers resort to workarounds like pinning shared state to PF0 or
maintaining ad-hoc internal structures (e.g., ice_adapter) that are
invisible to userspace.

This problem was discussed extensively starting with Przemek Kitszel's
"whole device devlink instance" RFC for the ice driver [1]. Several
approaches for representing the parent instance were considered:
using a partial PCI BDF as the dev_name (breaks when PFs have different
BDFs in VMs), creating a per-driver bus, using auxiliary devices, or
using faux devices. All of these required a backing struct device for
the parent devlink instance, which does not naturally exist - there is
no PCI device that represents the chip as a whole.

This patchset takes a different approach: allow devlink instances to
exist without any backing struct device. The instance is identified
purely by its internal index, exposed over devlin netlink. This avoids
fabricating fake devices and keeps the devlink handle semantics clean.

The first ten patches prepare the devlink core for device-less
instances by decoupling the handle from the parent device. The last
three introduce the shared devlink infrastructure and its first user
in the mlx5 driver.

Example output showing the shared instance and nesting:

pci/0000:08:00.0: index 0
nested_devlink:
auxiliary/mlx5_core.eth.0
devlink_index/1: index 1
nested_devlink:
pci/0000:08:00.0
pci/0000:08:00.1
auxiliary/mlx5_core.eth.0: index 2
pci/0000:08:00.1: index 3
nested_devlink:
auxiliary/mlx5_core.eth.1
auxiliary/mlx5_core.eth.1: index 4

[1] https://lore.kernel.org/netdev/20250219164410.35665-1-przemyslaw.kitszel@intel.com/
---
Decoupled from "devlink and mlx5: Support cross-function rate scheduling"
patchset to maintain 15-patches limit.

See individual patches for changelog.
====================

Link: https://patch.msgid.link/20260312100407.551173-1-jiri@resnulli.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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# 089aeb4f 12-Mar-2026 Jiri Pirko <jiri@nvidia.com>

devlink: support index-based notification filtering

Extend the notification filter descriptor with devlink_index so
that userspace can filter notifications by devlink instance index
in addition to b

devlink: support index-based notification filtering

Extend the notification filter descriptor with devlink_index so
that userspace can filter notifications by devlink instance index
in addition to bus_name/dev_name.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Link: https://patch.msgid.link/20260312100407.551173-7-jiri@resnulli.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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# 725d5fdb 12-Mar-2026 Jiri Pirko <jiri@nvidia.com>

devlink: support index-based lookup via bus_name/dev_name handle

Devlink instances without a backing device use bus_name
"devlink_index" and dev_name set to the decimal index string.
When user space

devlink: support index-based lookup via bus_name/dev_name handle

Devlink instances without a backing device use bus_name
"devlink_index" and dev_name set to the decimal index string.
When user space sends this handle, detect the pattern and perform
a direct xarray lookup by index instead of iterating all instances.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Link: https://patch.msgid.link/20260312100407.551173-6-jiri@resnulli.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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# d85a8af5 12-Mar-2026 Jiri Pirko <jiri@nvidia.com>

devlink: allow to use devlink index as a command handle

Currently devlink instances are addressed bus_name/dev_name tuple.
Allow the newly introduced DEVLINK_ATTR_INDEX to be used as
an alternative

devlink: allow to use devlink index as a command handle

Currently devlink instances are addressed bus_name/dev_name tuple.
Allow the newly introduced DEVLINK_ATTR_INDEX to be used as
an alternative handle for all devlink commands.

When DEVLINK_ATTR_INDEX is present in the request, use it for a direct
xarray lookup instead of iterating over all instances comparing
bus_name/dev_name strings.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Link: https://patch.msgid.link/20260312100407.551173-5-jiri@resnulli.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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# e2e3666f 12-Mar-2026 Jiri Pirko <jiri@nvidia.com>

devlink: avoid extra iterations when found devlink is not registered

Since the one found is not registered, very unlikely another one with
the same bus_name/dev_name is going to be found. Stop right

devlink: avoid extra iterations when found devlink is not registered

Since the one found is not registered, very unlikely another one with
the same bus_name/dev_name is going to be found. Stop right away and
prepare common "found" path for the follow-up patch.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Link: https://patch.msgid.link/20260312100407.551173-4-jiri@resnulli.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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# 0f553187 12-Mar-2026 Jiri Pirko <jiri@nvidia.com>

devlink: add helpers to get bus_name/dev_name

Introduce devlink_bus_name() and devlink_dev_name() helpers and
convert all direct accesses to devlink->dev->bus->name and
dev_name(devlink->dev) to use

devlink: add helpers to get bus_name/dev_name

Introduce devlink_bus_name() and devlink_dev_name() helpers and
convert all direct accesses to devlink->dev->bus->name and
dev_name(devlink->dev) to use them.

This prepares for dev-less devlink instances where these helpers
will be extended to handle the missing device.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Link: https://patch.msgid.link/20260312100407.551173-3-jiri@resnulli.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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# a23e1966 15-Jul-2024 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge branch 'next' into for-linus

Prepare input updates for 6.11 merge window.


# 594ce0b8 10-Jun-2024 Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

Merge topic branches 'clkdev' and 'fixes' into for-linus


# 6f47c7ae 28-May-2024 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge tag 'v6.9' into next

Sync up with the mainline to bring in the new cleanup API.


# 60a2f25d 16-May-2024 Tvrtko Ursulin <tursulin@ursulin.net>

Merge drm/drm-next into drm-intel-gt-next

Some display refactoring patches are needed in order to allow conflict-
less merging.

Signed-off-by: Tvrtko Ursulin <tursulin@ursulin.net>


# 173b0b5b 22-Apr-2024 Arnaldo Carvalho de Melo <acme@redhat.com>

Merge remote-tracking branch 'torvalds/master' into perf-tools-next

To pick up fixes sent via perf-tools, by Namhyung Kim.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>


# 79790b68 12-Apr-2024 Thomas Hellström <thomas.hellstrom@linux.intel.com>

Merge drm/drm-next into drm-xe-next

Backmerging drm-next in order to get up-to-date and in particular
to access commit 9ca5facd0400f610f3f7f71aeb7fc0b949a48c67.

Signed-off-by: Thomas Hellström <tho

Merge drm/drm-next into drm-xe-next

Backmerging drm-next in order to get up-to-date and in particular
to access commit 9ca5facd0400f610f3f7f71aeb7fc0b949a48c67.

Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>

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# 5b9b2e6b 11-Apr-2024 Ingo Molnar <mingo@kernel.org>

Merge tag 'v6.9-rc3' into x86/boot, to pick up fixes before queueing up more changes

Signed-off-by: Ingo Molnar <mingo@kernel.org>


# d1eec383 09-Apr-2024 Ingo Molnar <mingo@kernel.org>

Merge tag 'v6.9-rc3' into locking/core, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>


# 0e6ebfd1 09-Apr-2024 Ingo Molnar <mingo@kernel.org>

Merge tag 'v6.9-rc3' into x86/cpu, to pick up fixes

Signed-off-by: Ingo Molnar <mingo@kernel.org>


# 3e5a516f 08-Apr-2024 Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

Merge tag 'phy_dp_modes_6.10' into msm-next-lumag

Merge DisplayPort subnode API in order to allow DisplayPort driver to
configure the PHYs either to the DP or eDP mode, depending on hardware
configu

Merge tag 'phy_dp_modes_6.10' into msm-next-lumag

Merge DisplayPort subnode API in order to allow DisplayPort driver to
configure the PHYs either to the DP or eDP mode, depending on hardware
configuration.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

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# 100c8542 05-Apr-2024 Takashi Iwai <tiwai@suse.de>

Merge tag 'asoc-fix-v6.9-rc2' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v6.9

A relatively large set of fixes here, the biggest piece of it is a

Merge tag 'asoc-fix-v6.9-rc2' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v6.9

A relatively large set of fixes here, the biggest piece of it is a
series correcting some problems with the delay reporting for Intel SOF
cards but there's a bunch of other things. Everything here is driver
specific except for a fix in the core for an issue with sign extension
handling volume controls.

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# 9b4e5285 03-Apr-2024 Ingo Molnar <mingo@kernel.org>

Merge tag 'v6.9-rc2' into perf/core, to pick up dependent commits

Pick up fixes that followup patches are going to depend on.

Signed-off-by: Ingo Molnar <mingo@kernel.org>


# 6a2bcf92 03-Apr-2024 Ingo Molnar <mingo@kernel.org>

Merge tag 'v6.9-rc2' into x86/percpu, to pick up fixes and resolve conflict

Conflicts:
arch/x86/Kconfig

Signed-off-by: Ingo Molnar <mingo@kernel.org>


# 52b761b4 02-Apr-2024 Paolo Bonzini <pbonzini@redhat.com>

Merge tag 'kvmarm-fixes-6.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 fixes for 6.9, part #1

- Ensure perf events programmed to count during guest execu

Merge tag 'kvmarm-fixes-6.9-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 fixes for 6.9, part #1

- Ensure perf events programmed to count during guest execution
are actually enabled before entering the guest in the nVHE
configuration.

- Restore out-of-range handler for stage-2 translation faults.

- Several fixes to stage-2 TLB invalidations to avoid stale
translations, possibly including partial walk caches.

- Fix early handling of architectural VHE-only systems to ensure E2H is
appropriately set.

- Correct a format specifier warning in the arch_timer selftest.

- Make the KVM banner message correctly handle all of the possible
configurations.

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# 5add703f 02-Apr-2024 Rodrigo Vivi <rodrigo.vivi@intel.com>

Merge drm/drm-next into drm-intel-next

Catching up on 6.9-rc2

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>


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