netdev - Re: [PATCH v4 net-next 04/16] sfc: skeleton EF100 PF driver

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Date:   Mon, 27 Jul 2020 11:41:04 +0100
From:   Edward Cree <ecree@...arflare.com>
To:     kernel test robot <lkp@...el.com>,
        <linux-net-drivers@...arflare.com>, <davem@...emloft.net>
CC:     <kbuild-all@...ts.01.org>, <netdev@...r.kernel.org>
Subject: Re: [PATCH v4 net-next 04/16] sfc: skeleton EF100 PF driver

On 24/07/2020 21:32, kernel test robot wrote:
> Hi Edward,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on net-next/master]
>
> url:    https://github.com/0day-ci/linux/commits/Edward-Cree/sfc-driver-for-EF100-family-NICs-part-1/20200725-000401
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 1b6687e31a2df9fbdb12d25c1d1d372777bf96a8
> config: microblaze-randconfig-r021-20200725 (attached as .config)
> compiler: microblaze-linux-gcc (GCC) 9.3.0
> reproduce (this is a W=1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=microblaze 
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@...el.com>
>
> All error/warnings (new ones prefixed by >>):
>
>>> drivers/net/ethernet/sfc/siena.c:1021:16: error: '__efx_enqueue_skb' undeclared here (not in a function); did you mean 'efx_enqueue_skb'?
>     1021 |  .tx_enqueue = __efx_enqueue_skb,
>          |                ^~~~~~~~~~~~~~~~~
>          |                efx_enqueue_skb
Aaaaaargh.
Apparently INDIRECT_CALLABLE_DECLARE doesn't declare anything #ifndef
 CONFIG_RETPOLINE.  I presumably misunderstood what it was for, and I
 should just declare those prototypes normally, without it.

Time to spin a v5...

-ed