Thread (3 messages) 3 messages, 2 authors, 2026-02-27

Re: [PATCH net 1/1] batman-adv: Avoid double-rtnl_lock ELP metric worker

From: patchwork-bot+netdevbpf@kernel.org
Date: 2026-02-27 03:30:01
Also in: batman, stable

Hello:

This patch was applied to netdev/net.git (main)
by Simon Wunderlich [off-list ref]:

On Wed, 25 Feb 2026 09:46:14 +0100 you wrote:
From: Sven Eckelmann <sven@narfation.org>

batadv_v_elp_get_throughput() might be called when the RTNL lock is already
held. This could be problematic when the work queue item is cancelled via
cancel_delayed_work_sync() in batadv_v_elp_iface_disable(). In this case,
an rtnl_lock() would cause a deadlock.

[...]
Here is the summary with links:
  - [net,1/1] batman-adv: Avoid double-rtnl_lock ELP metric worker
    https://git.kernel.org/netdev/net/c/cfc83a3c7151

You are awesome, thank you!
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