netdev - Re: [PATCH net v2 0/3] bonding: fix bonding interface bugs

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Message-Id: <20200216.193225.1152754892500799378.davem@davemloft.net>
Date:   Sun, 16 Feb 2020 19:32:25 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     ap420073@...il.com
Cc:     kuba@...nel.org, j.vosburgh@...il.com, vfalico@...il.com,
        andy@...yhouse.net, eric.dumazet@...il.com, netdev@...r.kernel.org
Subject: Re: [PATCH net v2 0/3] bonding: fix bonding interface bugs

From: Taehee Yoo <ap420073@...il.com>
Date: Sat, 15 Feb 2020 10:49:49 +0000

> This patchset fixes lockdep problem in bonding interface
> 
> 1. The first patch is to add missing netdev_update_lockdep_key().
> After bond_release(), netdev_update_lockdep_key() should be called.
> But both ioctl path and attribute path don't call
> netdev_update_lockdep_key().
> This patch adds missing netdev_update_lockdep_key().
> 
> 2. The second patch is to export netdev_next_lower_dev_rcu symbol.
> netdev_next_lower_dev_rcu() is useful to implement the function,
> which is to walk their all lower interfaces.
> This patch is actually a preparing patch for the third patch.
> 
> 3. The last patch is to fix lockdep waring in bond_get_stats().
> The stats_lock uses a dynamic lockdep key.
> So, after "nomaster" operation, updating the dynamic lockdep key
> routine is needed. but it doesn't
> So, lockdep warning occurs.
> 
> Change log:
> v1 -> v2:
>  - Update headline from "fix bonding interface bugs"
>    to "bonding: fix bonding interface bugs"
>  - Drop a patch("bonding: do not collect slave's stats")
>  - Add new patches
>    - ("net: export netdev_next_lower_dev_rcu()")
>    - ("bonding: fix lockdep warning in bond_get_stats()")

Series applied, thank you.