[ovs-dev] [PATCH 4/9] net: openvswitch: use this_cpu_ptr per-cpu helper
Shan Wei
shanwei88 at gmail.com
Fri Nov 9 01:39:58 UTC 2012
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
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