linux-kernel - Re: powerpc: ERROR: modpost: "efx_tc_netevent_event" [drivers/net/ethernet/sfc/sfc.ko] undefined!

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Date:   Thu, 15 Jun 2023 22:21:15 +0100
From:   Edward Cree <ecree.xilinx@...il.com>
To:     Naresh Kamboju <naresh.kamboju@...aro.org>,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        Netdev <netdev@...r.kernel.org>, lkft-triage@...ts.linaro.org
Cc:     Arnd Bergmann <arnd@...db.de>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Anders Roxell <anders.roxell@...aro.org>,
        habetsm.xilinx@...il.com
Subject: Re: powerpc: ERROR: modpost: "efx_tc_netevent_event"
 [drivers/net/ethernet/sfc/sfc.ko] undefined!

On 15/06/2023 14:57, Naresh Kamboju wrote:
> Following build regressions noticed on Linux next-20230615.
> 
> Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
> 
> Regressions found on powerpc:
> 
>  - build/gcc-8-ppc6xx_defconfig
>  - build/gcc-12-ppc6xx_defconfig
> 
> 
> buid log:
> ====
>    ERROR: modpost: "efx_tc_netevent_event"
> [drivers/net/ethernet/sfc/sfc.ko] undefined!
>    ERROR: modpost: "efx_tc_netdev_event"
> [drivers/net/ethernet/sfc/sfc.ko] undefined!
>    make[2]: *** [/builds/linux/scripts/Makefile.modpost:137:
> Module.symvers] Error 1

Known issue with CONFIG_SFC=[ym] and CONFIG_SFC_SRIOV=n.
Fix already under way; v1 [1] had changes requested, v2 coming soon.
But thank you for testing.  I'll cc you on v2 in case you want to test the fix.
-ed

[1]: https://lore.kernel.org/all/20230612205428.1780-1-edward.cree@amd.com/