linux-kernel - Re: [PATCH] net: macvlan: change schedule system_wq to system_unbound

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Date:   Fri, 14 Oct 2022 07:40:16 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     zhangxiangqian <zhangxiangqian@...inos.cn>
Cc:     davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: macvlan: change schedule system_wq to system_unbound_wq

Hello:

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

On Thu, 13 Oct 2022 15:41:12 +0800 you wrote:
> For FT2000+/64 devices,
> when four virtual machines share the same physical network interface,
> DROP will occur due to the single core CPU performance problem.
> 
> ip_check_defrag and macvlan_process_broadcast is on the same CPU.
> When the MACVLAN PORT increases, the CPU usage reaches more than 90%.
> bc_queue > bc_queue_len_used (default 1000), causing DROP.
> 
> [...]

Here is the summary with links:
  - net: macvlan: change schedule system_wq to system_unbound_wq
    https://git.kernel.org/netdev/net/c/3d6642eac74d

You are awesome, thank you!
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