netdev - Re: [PATCH net] drop_monitor: fix data-race in dropmon_net_event / trace_napi_poll

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Message-Id: <164458141048.22011.7576149530061831253.git-patchwork-notify@kernel.org>
Date:   Fri, 11 Feb 2022 12:10:10 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org,
        edumazet@...gle.com, nhorman@...driver.com,
        syzkaller@...glegroups.com
Subject: Re: [PATCH net] drop_monitor: fix data-race in dropmon_net_event /
 trace_napi_poll_hit

Hello:

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

On Thu, 10 Feb 2022 09:13:31 -0800 you wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> trace_napi_poll_hit() is reading stat->dev while another thread can write
> on it from dropmon_net_event()
> 
> Use READ_ONCE()/WRITE_ONCE() here, RCU rules are properly enforced already,
> we only have to take care of load/store tearing.
> 
> [...]

Here is the summary with links:
  - [net] drop_monitor: fix data-race in dropmon_net_event / trace_napi_poll_hit
    https://git.kernel.org/netdev/net/c/dcd54265c8bc

You are awesome, thank you!
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