From: "Xing, Beilei" <beilei.xing@intel.com>
To: "Iremonger, Bernard" <bernard.iremonger@intel.com>,
"Yigit, Ferruh" <ferruh.yigit@intel.com>,
"dev@dpdk.org" <dev@dpdk.org>
Cc: "Lu, Wenzhuo" <wenzhuo.lu@intel.com>
Subject: Re: [dpdk-dev] [PATCH] net/i40e: fix eth pattern parsing
Date: Wed, 5 Apr 2017 02:03:02 +0000 [thread overview]
Message-ID: <94479800C636CB44BD422CB454846E01315D5699@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <8CEF83825BEC744B83065625E567D7C224D4F2B7@IRSMSX108.ger.corp.intel.com>
> -----Original Message-----
> From: Iremonger, Bernard
> Sent: Tuesday, April 4, 2017 8:52 PM
> To: Yigit, Ferruh <ferruh.yigit@intel.com>; dev@dpdk.org; Xing, Beilei
> <beilei.xing@intel.com>
> Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>
> Subject: RE: [dpdk-dev] [PATCH] net/i40e: fix eth pattern parsing
>
> Hi Ferruh,
>
> > -----Original Message-----
> > From: Yigit, Ferruh
> > Sent: Tuesday, April 4, 2017 1:40 PM
> > To: Iremonger, Bernard <bernard.iremonger@intel.com>; dev@dpdk.org;
> > Xing, Beilei <beilei.xing@intel.com>
> > Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>
> > Subject: Re: [dpdk-dev] [PATCH] net/i40e: fix eth pattern parsing
> >
> > On 4/3/2017 5:14 PM, Bernard Iremonger wrote:
> > > Handle the following eth patterns:
> > > eth dst spec aa:bb:cc:dd:ee:ff
> > > eth dst mask ff:ff:ff:ff:ff:ff
> > > eth src spec aa:bb:cc:dd:ee:ff
> > > eth src mask ff:ff:ff:ff:ff:ff
> > >
> > > Fixes: d46e85af6b5c ("net/i40e: parse QinQ pattern")
> > >
> > > Signed-off-by: Bernard Iremonger <bernard.iremonger@intel.com>
> > > ---
> > > drivers/net/i40e/i40e_flow.c | 3 ++-
> > > 1 file changed, 2 insertions(+), 1 deletion(-)
> > >
> > > diff --git a/drivers/net/i40e/i40e_flow.c
> > > b/drivers/net/i40e/i40e_flow.c index 9f541eaff..3fcd31036 100644
> > > --- a/drivers/net/i40e/i40e_flow.c
> > > +++ b/drivers/net/i40e/i40e_flow.c
> > > @@ -1772,7 +1772,8 @@ i40e_flow_parse_qinq_pattern(__rte_unused
> > struct rte_eth_dev *dev,
> > > case RTE_FLOW_ITEM_TYPE_ETH:
> > > eth_spec = (const struct rte_flow_item_eth *)item-
> spec;
> > > eth_mask = (const struct rte_flow_item_eth *)item-
> mask;
> > > - if (eth_spec && eth_mask) {
> > > + if ((eth_spec && eth_mask) ||
> > > + (eth_spec || eth_mask)) {
> >
> > Is this check requires both spec and mask to be all zeros? If this is
> > the real intention, can you please add a comment above check to clarify it.
>
> Yes , the intention is to only except the "eth" key word, I will send a v2.
Seem " if (eth_spec || eth_mask) " is enough, what do you think?
Beilei
>
> >
> > Also other i40e_flow_parse_xxx_pattern() functions has function
> > comment to describe expected/valid pattern for the flow rule.
> > i40e_flow_parse_qinq_pattern() is missing that function comment. Would
> > you mind adding it, which helps to validate implementation against
> intention.
>
> Yes , I will describe valid patterns for the flow rule in a separate patch.
>
> > Thanks,
> > ferruh
> >
> > > rte_flow_error_set(error, EINVAL,
> > >
> > RTE_FLOW_ERROR_TYPE_ITEM,
> > > item,
> > >
> Regards,
>
> Bernard.
next prev parent reply other threads:[~2017-04-05 2:03 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-03 16:14 Bernard Iremonger
2017-04-04 12:39 ` Ferruh Yigit
2017-04-04 12:52 ` Iremonger, Bernard
2017-04-05 2:03 ` Xing, Beilei [this message]
2017-04-05 8:00 ` Iremonger, Bernard
2017-04-05 14:03 ` [dpdk-dev] [PATCH v2] net/i40e: fix QinQ " Bernard Iremonger
2017-04-06 4:54 ` Xing, Beilei
2017-04-07 16:21 ` Ferruh Yigit
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