netdev - Re: [PATCH net-next v2 0/5] devlink: hold the instance lock in eswitch callbacks

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Date:   Mon, 21 Mar 2022 16:50:10 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     davem@...emloft.net, netdev@...r.kernel.org, jiri@...nulli.us,
        leonro@...dia.com, saeedm@...dia.com, idosch@...sch.org,
        michael.chan@...adcom.com, simon.horman@...igine.com
Subject: Re: [PATCH net-next v2 0/5] devlink: hold the instance lock in eswitch
 callbacks

Hello:

This series was applied to netdev/net-next.git (master)
by David S. Miller <davem@...emloft.net>:

On Fri, 18 Mar 2022 12:23:39 -0700 you wrote:
> Series number 2 in the effort to hold the devlink instance lock
> in call driver callbacks. We have the following drivers using
> this API:
> 
>  - bnxt, nfp, netdevsim - their own locking is removed / simplified
>    by this series; all of them needed a lock to protect from changes
>    to the number of VFs while switching modes, now the VF config bus
>    callback takes the devlink instance lock via devl_lock();
>  - ice - appears not to allow changing modes while SR-IOV enabled,
>    so nothing to do there;
>  - liquidio - does not contain any locking;
>  - octeontx2/af - is very special but at least doesn't have locking
>    so doesn't get in the way either;
>  - mlx5 has a wealth of locks - I chickened out and dropped the lock
>    in the callbacks so that I can leave the driver be, for now.
> 
> [...]

Here is the summary with links:
  - [net-next,v2,1/5] bnxt: use the devlink instance lock to protect sriov
    https://git.kernel.org/netdev/net-next/c/7a1b0b1a555e
  - [net-next,v2,2/5] devlink: add explicitly locked flavor of the rate node APIs
    https://git.kernel.org/netdev/net-next/c/8879b32a3a80
  - [net-next,v2,3/5] netdevsim: replace port_list_lock with devlink instance lock
    https://git.kernel.org/netdev/net-next/c/76eea6c2e663
  - [net-next,v2,4/5] netdevsim: replace vfs_lock with devlink instance lock
    https://git.kernel.org/netdev/net-next/c/aff3a9250946
  - [net-next,v2,5/5] devlink: hold the instance lock during eswitch_mode callbacks
    https://git.kernel.org/netdev/net-next/c/14e426bf1a4d

You are awesome, thank you!
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