The devlink dev info command reports version information about the device and firmware running on the board. This includes the "board.id" field which is supposed to represent an identifier of the board design. The ice driver uses the Product Board Assembly identifier for this. In some cases, the PBA is not present in the NVM. If this happens, devlink dev info will fail with an error. Instead, modify the ice_info_pba function to just exit without filling in the context buffer. This will cause the board.id field to be skipped. Log a dev_dbg message in case someone wants to confirm why board.id is not showing up for them. Fixes: e961b679fb0b ("ice: add board identifier info to devlink .info_get") Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Tony Brelinski <tonyx.brelinski@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com> Link: https://lore.kernel.org/r/20210819223451.245613-1-anthony.l.nguyen@intel.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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