netdev - Re: [PATCH net] team: protect features update by RCU to avoid deadlock

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Date:   Wed, 27 Jan 2021 01:20:09 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Ivan Vecera <ivecera@...hat.com>
Cc:     netdev@...r.kernel.org, jiri@...nulli.us, davem@...emloft.net,
        xiyou.wangcong@...il.com, kuba@...nel.org, saeed@...nel.org
Subject: Re: [PATCH net] team: protect features update by RCU to avoid deadlock

Hello:

This patch was applied to netdev/net.git (refs/heads/master):

On Mon, 25 Jan 2021 08:44:16 +0100 you wrote:
> Function __team_compute_features() is protected by team->lock
> mutex when it is called from team_compute_features() used when
> features of an underlying device is changed. This causes
> a deadlock when NETDEV_FEAT_CHANGE notifier for underlying device
> is fired due to change propagated from team driver (e.g. MTU
> change). It's because callbacks like team_change_mtu() or
> team_vlan_rx_{add,del}_vid() protect their port list traversal
> by team->lock mutex.
> 
> [...]

Here is the summary with links:
  - [net] team: protect features update by RCU to avoid deadlock
    https://git.kernel.org/netdev/net/c/f0947d0d21b2

You are awesome, thank you!
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