netdev - Re: [ovs-dev] [PATCH 2/2] openvswitch: Optimize operations for OvS flow

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Date:   Tue, 18 Jul 2017 13:39:36 +0800
From:   Tonghao Zhang <xiangxia.m.yue@...il.com>
To:     Pravin Shelar <pshelar@....org>
Cc:     ovs dev <dev@...nvswitch.org>,
        Linux Kernel Network Developers <netdev@...r.kernel.org>
Subject: Re: [ovs-dev] [PATCH 2/2] openvswitch: Optimize operations for OvS
 flow_stats.


> On Jul 18, 2017, at 11:14 AM, Pravin Shelar <pshelar@....org> wrote:
> 
>> 
>> This patch adds cpumask struct, the cpu_used_mask stores the cpu_id
>> that the flow used. And we only check the flow_stats on the cpu we
>> used, and it is unncessary to check all possible cpu when getting,
>> cleaning, and updating the flow_stats. Adding the cpu_used_mask to
>> sw_flow struct does’t increase the cacheline number.
>> 
>> Signed-off-by: Tonghao Zhang <xiangxia.m.yue@...il.com>
> 
> Patch looks good to me. I have one comment.

Thanks. I will sent v2 and add “Acked-by”.