patches for DPDK stable branches
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From: "Zhang, Qi Z" <qi.z.zhang@intel.com>
To: "Li, Xiaoyun" <xiaoyun.li@intel.com>,
	"Xing, Beilei" <beilei.xing@intel.com>,
	"Loftus, Ciara" <ciara.loftus@intel.com>,
	"dev@dpdk.org" <dev@dpdk.org>
Cc: "stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-stable] [PATCH v3] net/i40e: fix TSO pkt exceeds allowed buf size issue
Date: Fri, 27 Dec 2019 00:24:53 +0000
Message-ID: <039ED4275CED7440929022BC67E7061153DF3BCA@SHSMSX105.ccr.corp.intel.com> (raw)
In-Reply-To: <20191226064544.48322-1-xiaoyun.li@intel.com>



> -----Original Message-----
> From: Li, Xiaoyun <xiaoyun.li@intel.com>
> Sent: Thursday, December 26, 2019 2:46 PM
> To: Zhang, Qi Z <qi.z.zhang@intel.com>; Xing, Beilei <beilei.xing@intel.com>;
> Loftus, Ciara <ciara.loftus@intel.com>; dev@dpdk.org
> Cc: Li, Xiaoyun <xiaoyun.li@intel.com>; stable@dpdk.org
> Subject: [PATCH v3] net/i40e: fix TSO pkt exceeds allowed buf size issue
> 
> Hardware limits that max buffer size per tx descriptor should be (16K-1)B. So
> when TSO enabled, the mbuf data size may exceed the limit and cause
> malicious behavior to the NIC. This patch fixes this issue by using more tx descs
> for this kind of large buffer.
> 
> Fixes: 4861cde46116 ("i40e: new poll mode driver")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Xiaoyun Li <xiaoyun.li@intel.com>

Acked-by: Qi Zhang <qi.z.zhang@intel.com>


  reply	other threads:[~2019-12-27  0:25 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-23  2:55 [dpdk-stable] [PATCH] " Xiaoyun Li
2019-12-26  6:45 ` [dpdk-stable] [PATCH v3] " Xiaoyun Li
2019-12-27  0:24   ` Zhang, Qi Z [this message]
2020-01-02 11:23     ` Loftus, Ciara
2020-01-07  1:52   ` [dpdk-stable] [dpdk-dev] " Ye Xiaolong

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