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      Description of problem:

      Our customer using OCP4.12 (based on RHEL8.6) has encountered a bug caused by the Intel X710 firmware.
      To avoid this bug, they need to upgrade the firmware of the Intel X710 to version 9.2 or later, and
      the Intel i40e driver version to 2.22.18 or later.

      Currently, the latest RHEL8.6 kernel (4.18.0-372.70.1) seems to have an i40 driver with EARLIER than 2.22.18.
      (Using the value I40E_FW_API_VERSION_MINOR_Xxxx in the header file, I think we can confirm whether the version is EARLIER than 2.22.18 or not.)

        • linux-4.18.0-372.70.1.el8_6/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h **
          #define I40E_FW_API_VERSION_MAJOR 0x0001
          #define I40E_FW_API_VERSION_MINOR_X722 0x0009 <<< means it's EARLIER than 2.22.18.
          #define I40E_FW_API_VERSION_MINOR_X710 0x0009 <<< means its' EARLIER than 2.22.18.

      On the other hand, the latest 8.8 kernel (4.18.0-477.21.1) seems to be 2.22.18.

        • linux-4.18.0-448.el8/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h **
          #define I40E_FW_API_VERSION_MAJOR 0x0001
          #define I40E_FW_API_VERSION_MINOR_X722 0x000C <<< means it's 2.22.18
          #define I40E_FW_API_VERSION_MINOR_X710 0x000F <<< means its' 2.22.18

      This fix seems to be done in RHBZ#2037943.
      Therefore, I think we need to backport RHBZ#2037943 into RHEL8.6.

      Version-Release number of selected component (if applicable):

      RHEL8.6

      How reproducible:

      Steps to Reproduce:
      1.
      2.
      3.

      Actual results:

      Expected results:

      Additional info:

      If we can release the OCP4.12 (RHCOS) with the new 2.22.18 Intel i40e driver without any backporting procedures into RHEL8.6,
      (I don't think there is such a special procedure, but our customer expects that if they can skip the backporting work to RHEL,
      they will get the fixed OCP4.12 (RHCOS) sooner), Please let us know.

              rhn-engineering-ivecera Ivan Vecera
              rhn-support-hfukumot Hideshi Fukumoto
              Ivan Vecera Ivan Vecera
              Tianhao Zhao Tianhao Zhao
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                Created:
                Updated:
                Resolved: