Re: [PATCH net-next v2 1/2] net: use two lockdep classes for the netdev instance lock

[patchwork-bot+netdevbpf@kernel.org]

Hello:

This series was applied to netdev/net-next.git (main)
by Paolo Abeni <pabeni@redhat.com>:

On Fri, 25 Sep 2026 21:18:31 -0700 you wrote:
> netdev_lockdep_set_classes() puts dev->lock in a separate lockdep class,
> by type (netkit vs dummy etc), with the intent of keeping the instance
> locks of individual devices as independent from each other as possible.
> In practice it does the opposite. lockdep only calls the cmp_fn for locks
> of the same class, so netdev_lock_cmp_fn() never gets a say when devices
> from different classes are nested. Instead lockdep records a dependency
> between the classes, and reports a circular locking problem as soon as
> the nesting happens the other way round, e.g. when devices are unregistered
> in a batch.
> 
> [...]

Here is the summary with links:
  - [net-next,v2,1/2] net: use two lockdep classes for the netdev instance lock
    https://git.kernel.org/netdev/net-next/c/b6f74dff6d26
  - [net-next,v2,2/2] selftests: net: add test for netdev instance lock ordering on unregister
    https://git.kernel.org/netdev/net-next/c/e542bad8d52e

You are awesome, thank you!
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