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From: "Zhang, Qi Z" <qi.z.zhang@intel.com>
To: "Xing, Beilei" <beilei.xing@intel.com>,
	"Li, Xiaoyun" <xiaoyun.li@intel.com>,
	"Guo, Jia" <jia.guo@intel.com>,
	"Lu, Wenzhuo" <wenzhuo.lu@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, "stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v2] net/i40e: fix IPv4 fragment offload issue
Date: Fri, 5 Mar 2021 08:56:47 +0000	[thread overview]
Message-ID: <2226b777faf44258aa264e9e2177a75c@intel.com> (raw)
In-Reply-To: <MN2PR11MB380718A2DD0D0094CAB1196AF7999@MN2PR11MB3807.namprd11.prod.outlook.com>



> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Xing, Beilei
> Sent: Tuesday, March 2, 2021 3:17 PM
> To: Li, Xiaoyun <xiaoyun.li@intel.com>; Guo, Jia <jia.guo@intel.com>; Lu,
> Wenzhuo <wenzhuo.lu@intel.com>
> Cc: dev@dpdk.org; stable@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH v2] net/i40e: fix IPv4 fragment offload issue
> 
> 
> 
> > -----Original Message-----
> > From: Li, Xiaoyun <xiaoyun.li@intel.com>
> > Sent: Tuesday, March 2, 2021 3:03 PM
> > To: Xing, Beilei <beilei.xing@intel.com>; Guo, Jia
> > <jia.guo@intel.com>; Lu, Wenzhuo <wenzhuo.lu@intel.com>
> > Cc: dev@dpdk.org; Li, Xiaoyun <xiaoyun.li@intel.com>; stable@dpdk.org
> > Subject: [PATCH v2] net/i40e: fix IPv4 fragment offload issue
> >
> > IPv4 fragment_offset mask was required to be 0 no matter what the spec
> > value was. But zero mask means not caring about fragment_offset field
> > then both non-frag and frag packets should hit the rule.
> >
> > But the actual fragment rules should be like the following:
> > Only non-fragment packets can hit Rule 1:
> > Rule 1: mask=0x3fff, spec=0
> > Only fragment packets can hit rule 2:
> > Rule 2: mask=0x3fff, spec=0x8, last=0x2000
> >
> > This patch allows the above rules.
> >
> > Fixes: 42044b69c67d ("net/i40e: support input set selection for FDIR")
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Xiaoyun Li <xiaoyun.li@intel.com>
> 
> Acked-by: Beilei Xing <beilei.xing@intel.com>

Applied to dpdk-next-net-intel.

Thanks
Qi

      reply	other threads:[~2021-03-05  8:56 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-26  8:14 [dpdk-dev] [PATCH] net/i40e: fix IPv4 fragment offload issue Xiaoyun Li
2021-03-02  6:53 ` Xing, Beilei
2021-03-02  7:06   ` Li, Xiaoyun
2021-03-02  7:03 ` [dpdk-dev] [PATCH v2] " Xiaoyun Li
2021-03-02  7:16   ` Xing, Beilei
2021-03-05  8:56     ` Zhang, Qi Z [this message]

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