Subject: Re: [PATCH 4/9] net: openvswitch: use this_cpu_ptr per-cpu helper

From: Shan Wei <[email-masked]>
Date: Fri, 09 Nov 2012 09:39:58 +0800

Christoph Lameter said, at 2012/11/9 1:18:
> On Thu, 8 Nov 2012, Shan Wei wrote:
> 
>> Christoph Lameter said, at 2012/11/3 1:46:
>>>>  		u64_stats_update_begin(&stats->sync);
>>>>  		stats->tx_packets++;
>>>
>>> Use this_cpu_inc(vport->percpu_stats->packets) here?
>>
>> Lots of network drivers use u64_stats_sync infrastructure for statistics
> 
> So they would all have an advantage from the patch.

I will try to do the optimizing next time in another patchset which not included
in this series patchset.

I will submit v3 version of this series after testing today.

Thanks