From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Phil Yang <Phil.Yang@arm.com>, Shy Shyman <shys@mellanox.com>,
"dev@dpdk.org" <dev@dpdk.org>
Cc: "wenzhuo.lu@intel.com" <wenzhuo.lu@intel.com>,
"beilei.xing@intel.com" <beilei.xing@intel.com>,
"bernard.iremonger@intel.com" <bernard.iremonger@intel.com>,
"xavier.huwei@huawei.com" <xavier.huwei@huawei.com>,
nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH v2] app/testpmd: fix error detection in MTU command
Date: Tue, 9 Jun 2020 15:59:21 +0100 [thread overview]
Message-ID: <89102a59-ed0e-7ea0-9dc8-0c5ad0a83a50@intel.com> (raw)
In-Reply-To: <VE1PR08MB4640C794E8294FB6FE67EAECE9820@VE1PR08MB4640.eurprd08.prod.outlook.com>
On 6/9/2020 3:44 PM, Phil Yang wrote:
>> -----Original Message-----
>> From: dev <dev-bounces@dpdk.org> On Behalf Of Shy Shyman
>> Sent: Monday, June 8, 2020 10:18 PM
>> To: dev@dpdk.org
>> Cc: wenzhuo.lu@intel.com; beilei.xing@intel.com;
>> bernard.iremonger@intel.com; xavier.huwei@huawei.com
>> Subject: [dpdk-dev] [PATCH v2] app/testpmd: fix error detection in MTU
>> command
>>
>> MTU is used in testpmd to set the maximum payload size for packets.
>> According to testpmd, the setting influnce RX only.
>> In rte_ethdev there's no relation between MTU setting and JUMBO offload
>> or
>> rx_max_pkt_len.
>>
>> The previous fix in patch referenced below was meant to update the
>> correlated variables of max_pkt_len and JUMBO offload, but by doing
>> so it assumes that MTU setting can only exist when JUMBO offload
>> supported in the device. For example fail-safe device does supports set MTU
>> and doesn't support JUMBO offload, and in this case, though set MTU
>> succeeds, an error message is still printed since the JUMBO packet
>> offload is disabled.
>>
>> The fix separates the two conditions to make sure the error
>> triggers only in case the set_mtu action actually failed.
>>
>> Fixes: 150c9ac2df13 ("app/testpmd: update Rx offload after setting MTU")
>> Cc: xavier.huwei@huawei.com
>>
>> Signed-off-by: Shy Shyman <shys@mellanox.com>
>
> Reviewed-by: Phil Yang <phil.yang@arm.com>
>
Applied to dpdk-next-net/master, thanks.
prev parent reply other threads:[~2020-06-09 14:59 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-18 9:27 [dpdk-dev] [PATCH] " Shy Shyman
2020-05-19 11:10 ` Asaf Penso
2020-05-19 14:15 ` Iremonger, Bernard
2020-05-19 14:57 ` Ferruh Yigit
2020-05-19 16:40 ` Shy Shyman
2020-05-20 14:14 ` Ferruh Yigit
2020-06-08 14:17 ` [dpdk-dev] [PATCH v2] " Shy Shyman
2020-06-08 15:04 ` Ferruh Yigit
2020-06-09 14:44 ` Phil Yang
2020-06-09 14:59 ` Ferruh Yigit [this message]
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