linux-kernel - Re: [PATCH net-next v8 1/1] net: openvswitch: reduce cpu_used

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Message-Id: <167575201932.385.5295768848668955221.git-patchwork-notify@kernel.org>
Date:   Tue, 07 Feb 2023 06:40:19 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Eddy Tao <taoyuan_eddy@...mail.com>
Cc:     netdev@...r.kernel.org, pshelar@....org, davem@...emloft.net,
        edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
        dev@...nvswitch.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v8 1/1] net: openvswitch: reduce cpu_used_mask memory

Hello:

This patch was applied to netdev/net-next.git (master)
by Jakub Kicinski <kuba@...nel.org>:

On Sun,  5 Feb 2023 09:35:37 +0800 you wrote:
> Use actual CPU number instead of hardcoded value to decide the size
> of 'cpu_used_mask' in 'struct sw_flow'. Below is the reason.
> 
> 'struct cpumask cpu_used_mask' is embedded in struct sw_flow.
> Its size is hardcoded to CONFIG_NR_CPUS bits, which can be
> 8192 by default, it costs memory and slows down ovs_flow_alloc.
> 
> [...]

Here is the summary with links:
  - [net-next,v8,1/1] net: openvswitch: reduce cpu_used_mask memory
    https://git.kernel.org/netdev/net-next/c/15ea59a0e9bf

You are awesome, thank you!
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