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charset="iso-2022-jp" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: MW3PR11MB4665.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4e045f54-7112-403c-0802-08da38a06f92 X-MS-Exchange-CrossTenant-originalarrivaltime: 18 May 2022 07:31:34.3642 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: VKSSeWWbh1KmHrqhQw7WROeRNRHtTABSy/fSStZxdm2JMlPRw7tUiUsLniRR+otH/79HkJ338nEomIm5A8ymBw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR1101MB2255 X-OriginatorOrg: intel.com X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Hi, Yuying > -----Original Message----- > From: Zhang, Yuying > Sent: 2022=1B$BG/=1B(B5=1B$B7n=1B(B17=1B$BF|=1B(B 22:40 > To: Wu, WenxuanX ; Xing, Beilei > ; dev@dpdk.org > Cc: Zhou, YidingX ; stable@dpdk.org > Subject: RE: [PATCH v3] net/i40e: fix max frame size config at port level >=20 > Hi Wenxuan, >=20 > > -----Original Message----- > > From: Wu, WenxuanX > > Sent: Friday, May 13, 2022 3:21 PM > > To: Xing, Beilei ; Zhang, Yuying > > ; dev@dpdk.org > > Cc: Wu, WenxuanX ; Zhou, YidingX > > ; stable@dpdk.org > > Subject: [PATCH v3] net/i40e: fix max frame size config at port level > > > > From: Wenxuan Wu > > > > Previously, max frame size can only be set when link is up, and the > > wait time is 1 sec. Startup time of 10G_BASET longer than 1s would resu= lt in > failure. > > > > Acctually, max frame size of media type I40E_MEDIA_TYPE_BASET can be > > set regardless of link status. > > > > This patch omitted the link status check of 10G_MEDIA_TYPE_BASET. > > > > Fixes: a4ba77367923 ("net/i40e: enable maximum frame size at port > > level") > > Cc: stable@dpdk.org > > > > Signed-off-by: Wenxuan Wu > > --- > > drivers/net/i40e/i40e_ethdev.c | 24 ++++++++++++++---------- > > 1 file changed, 14 insertions(+), 10 deletions(-) > > > > diff --git a/drivers/net/i40e/i40e_ethdev.c > > b/drivers/net/i40e/i40e_ethdev.c index 755786dc10..12d3cd9b0c 100644 > > --- a/drivers/net/i40e/i40e_ethdev.c > > +++ b/drivers/net/i40e/i40e_ethdev.c > > @@ -12102,17 +12102,21 @@ i40e_set_mac_max_frame(struct > rte_eth_dev > > *dev, uint16_t size) > > struct i40e_hw *hw =3D I40E_DEV_PRIVATE_TO_HW(dev->data- > > >dev_private); > > uint32_t rep_cnt =3D MAX_REPEAT_TIME; > > struct rte_eth_link link; > > - enum i40e_status_code status; > > - > > - do { > > - update_link_reg(hw, &link); > > - if (link.link_status) > > - break; > > - > > - rte_delay_ms(CHECK_INTERVAL); > > - } while (--rep_cnt); > > + enum i40e_status_code status =3D > I40E_ERR_DEVICE_NOT_SUPPORTED; >=20 > There is no need to initialize status. You can reserve the original code. >=20 Yeah, will fix in next version. > > + bool can_be_set =3D true; > > + > > + /* I40E_MEDIA_TYPE_BASET link up can be ignored */ > > + if (hw->phy.media_type !=3D I40E_MEDIA_TYPE_BASET) { > > + do { > > + update_link_reg(hw, &link); > > + if (link.link_status) > > + break; > > + rte_delay_ms(CHECK_INTERVAL); > > + } while (--rep_cnt); > > + can_be_set =3D link.link_status !=3D 0; >=20 > can_be_set =3D !(! link.link_status); Will fix like this without parentheses in next version e.g. !(! link.link= _status) -> !!link.link_status >=20 > > + } > > > > - if (link.link_status) { > > + if (can_be_set) { > > status =3D i40e_aq_set_mac_config(hw, size, TRUE, 0, false, > NULL); > > if (status !=3D I40E_SUCCESS) > > PMD_DRV_LOG(ERR, "Failed to set max frame size at > port level"); > > -- > > 2.25.1 Thanks Wenxuan