Subject: Re: [patch net-next v3 0/7] devlink: fix a deadlock when taking devlink instance lock while holding RTNL lock

From: [email-masked]
Date: Wed, 18 Oct 2023 08:30:25 +0000

Hello:

This series was applied to netdev/net-next.git (main)
by David S. Miller <[email-masked]>:

On Fri, 13 Oct 2023 14:10:22 +0200 you wrote:
> From: Jiri Pirko <[email-masked]>
> 
> devlink_port_fill() may be called sometimes with RTNL lock held.
> When putting the nested port function devlink instance attrs,
> current code takes nested devlink instance lock. In that case lock
> ordering is wrong.
> 
> [...]

Here is the summary with links:
  - [net-next,v3,1/7] net: treat possible_net_t net pointer as an RCU one and add read_pnet_rcu()
    https://git.kernel.org/netdev/net-next/c/2034d90ae41a
  - [net-next,v3,2/7] devlink: call peernet2id_alloc() with net pointer under RCU read lock
    https://git.kernel.org/netdev/net-next/c/c503bc7df602
  - [net-next,v3,3/7] devlink: take device reference for devlink object
    https://git.kernel.org/netdev/net-next/c/a380687200e0
  - [net-next,v3,4/7] devlink: don't take instance lock for nested handle put
    https://git.kernel.org/netdev/net-next/c/b5f4e371336a
  - [net-next,v3,5/7] Documentation: devlink: add nested instance section
    https://git.kernel.org/netdev/net-next/c/b6f23b319aad
  - [net-next,v3,6/7] Documentation: devlink: add a note about RTNL lock into locking section
    https://git.kernel.org/netdev/net-next/c/bb11cf9b2c4a
  - [net-next,v3,7/7] devlink: document devlink_rel_nested_in_notify() function
    https://git.kernel.org/netdev/net-next/c/5d77371e8c85

You are awesome, thank you!
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