m; Gavin Hu (Arm
>> Technology China) ; Honnappa Nagarahalli
>> ; Ola Liljedahl ;
>> ferruh.yi...@intel.com
>> Subject: RE: [dpdk-dev] [PATCH v3 2/4] kni: fix kni fifo synchronization
>>
>> Hi Hemminger,
>>
>>> -Original Message-
>>
; ferruh.yi...@intel.com
> Subject: RE: [dpdk-dev] [PATCH v3 2/4] kni: fix kni fifo synchronization
>
> Hi Hemminger,
>
> > -Original Message-
> > From: Stephen Hemminger
> > Sent: Tuesday, October 9, 2018 5:53 AM
> > To: Phil Yang (Arm Technology China)
&g
ljedahl ;
> ferruh.yi...@intel.com
> Subject: Re: [dpdk-dev] [PATCH v3 2/4] kni: fix kni fifo synchronization
>
> On Mon, 8 Oct 2018 17:11:44 +0800
> Phil Yang wrote:
>
> > diff --git a/lib/librte_kni/rte_kni_fifo.h
> > b/lib/librte_kni/rte_kni_fifo.h index ac26a8c..70a
On Mon, 8 Oct 2018 17:11:44 +0800
Phil Yang wrote:
> diff --git a/lib/librte_kni/rte_kni_fifo.h b/lib/librte_kni/rte_kni_fifo.h
> index ac26a8c..70ac14e 100644
> --- a/lib/librte_kni/rte_kni_fifo.h
> +++ b/lib/librte_kni/rte_kni_fifo.h
> @@ -28,8 +28,9 @@ kni_fifo_put(struct rte_kni_fifo *fifo,
With existing code in kni_fifo_put, rx_q values are not being updated
before updating fifo_write. While reading rx_q in kni_net_rx_normal,
This is causing the sync issue on other core. The same situation happens
in kni_fifo_get as well.
So syncing the values by adding memory barriers to make sure
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