netdev - Re: [PATCH v4 net-next 00/11] af_unix: Remove spin_lock_nested() and convert to lock_cmp

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Date: Tue, 25 Jun 2024 09:30:32 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Kuniyuki Iwashima <kuniyu@...zon.com>
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, kent.overstreet@...ux.dev, kuni1840@...il.com,
 netdev@...r.kernel.org
Subject: Re: [PATCH v4 net-next 00/11] af_unix: Remove spin_lock_nested() and
 convert to lock_cmp_fn.

Hello:

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

On Thu, 20 Jun 2024 13:56:12 -0700 you wrote:
> This series removes spin_lock_nested() in AF_UNIX and instead
> defines the locking orders as functions tied to each lock by
> lockdep_set_lock_cmp_fn().
> 
> When the defined function returns a negative value, lockdep
> considers it will not cause deadlock.  (See ->cmp_fn() in
> check_deadlock() and check_prev_add().)
> 
> [...]

Here is the summary with links:
  - [v4,net-next,01/11] af_unix: Define locking order for unix_table_double_lock().
    https://git.kernel.org/netdev/net-next/c/3955802f160b
  - [v4,net-next,02/11] af_unix: Define locking order for U_LOCK_SECOND in unix_state_double_lock().
    https://git.kernel.org/netdev/net-next/c/ed99822817cb
  - [v4,net-next,03/11] af_unix: Don't retry after unix_state_lock_nested() in unix_stream_connect().
    https://git.kernel.org/netdev/net-next/c/1ca27e0c8c13
  - [v4,net-next,04/11] af_unix: Define locking order for U_LOCK_SECOND in unix_stream_connect().
    https://git.kernel.org/netdev/net-next/c/98f706de445b
  - [v4,net-next,05/11] af_unix: Don't acquire unix_state_lock() for sock_i_ino().
    https://git.kernel.org/netdev/net-next/c/b380b18102a0
  - [v4,net-next,06/11] af_unix: Remove U_LOCK_DIAG.
    https://git.kernel.org/netdev/net-next/c/c4da4661d985
  - [v4,net-next,07/11] af_unix: Remove U_LOCK_GC_LISTENER.
    https://git.kernel.org/netdev/net-next/c/7202cb591624
  - [v4,net-next,08/11] af_unix: Define locking order for U_RECVQ_LOCK_EMBRYO in unix_collect_skb().
    https://git.kernel.org/netdev/net-next/c/8647ece4814f
  - [v4,net-next,09/11] af_unix: Set sk_peer_pid/sk_peer_cred locklessly for new socket.
    https://git.kernel.org/netdev/net-next/c/faf489e6896d
  - [v4,net-next,10/11] af_unix: Remove put_pid()/put_cred() in copy_peercred().
    https://git.kernel.org/netdev/net-next/c/e4bd881d9871
  - [v4,net-next,11/11] af_unix: Don't use spin_lock_nested() in copy_peercred().
    https://git.kernel.org/netdev/net-next/c/22e5751b0524

You are awesome, thank you!
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