[Intel-wired-lan] [PATCH 2/3] i40e: Add XDP_TX support

Björn Töpel bjorn.topel at gmail.com
Thu Dec 8 20:22:31 UTC 2016


2016-12-08 20:20 GMT+01:00 kbuild test robot <lkp at intel.com>:
> Hi Björn,
>
> [auto build test ERROR on next-20161208]
> [cannot apply to jkirsher-next-queue/dev-queue v4.9-rc8 v4.9-rc7 v4.9-rc6 v4.9-rc8]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
>
> url:    https://github.com/0day-ci/linux/commits/Bj-rn-T-pel/i40e-Support-for-XDP/20161209-013138
> config: sparc64-allmodconfig (attached as .config)
> compiler: sparc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
> reproduce:
>         wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # save the attached .config to linux build tree
>         make.cross ARCH=sparc64
>
> All error/warnings (new ones prefixed by >>):
>
>    In file included from include/linux/cache.h:4:0,
>                     from include/linux/printk.h:8,
>                     from include/linux/kernel.h:13,
>                     from include/linux/list.h:8,
>                     from include/linux/timer.h:4,
>                     from include/linux/workqueue.h:8,
>                     from include/linux/bpf.h:11,
>                     from drivers/net/ethernet/intel/i40e/i40e_txrx.c:27:
>    drivers/net/ethernet/intel/i40e/i40e_txrx.c: In function 'i40e_try_flip_rx_page':
>>> drivers/net/ethernet/intel/i40e/i40e_txrx.c:1613:32: error: 'size' undeclared (first use in this function)
>      unsigned int truesize = ALIGN(size, L1_CACHE_BYTES);
>                                    ^
>    include/uapi/linux/kernel.h:10:41: note: in definition of macro '__ALIGN_KERNEL_MASK'
>     #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask))
>                                             ^
>    include/linux/kernel.h:49:22: note: in expansion of macro '__ALIGN_KERNEL'
>     #define ALIGN(x, a)  __ALIGN_KERNEL((x), (a))
>                          ^~~~~~~~~~~~~~
>>> drivers/net/ethernet/intel/i40e/i40e_txrx.c:1613:26: note: in expansion of macro 'ALIGN'
>      unsigned int truesize = ALIGN(size, L1_CACHE_BYTES);
>                              ^~~~~
>    drivers/net/ethernet/intel/i40e/i40e_txrx.c:1613:32: note: each undeclared identifier is reported only once for each function it appears in
>      unsigned int truesize = ALIGN(size, L1_CACHE_BYTES);
>                                    ^
>    include/uapi/linux/kernel.h:10:41: note: in definition of macro '__ALIGN_KERNEL_MASK'
>     #define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask))
>                                             ^
>    include/linux/kernel.h:49:22: note: in expansion of macro '__ALIGN_KERNEL'
>     #define ALIGN(x, a)  __ALIGN_KERNEL((x), (a))
>                          ^~~~~~~~~~~~~~
>>> drivers/net/ethernet/intel/i40e/i40e_txrx.c:1613:26: note: in expansion of macro 'ALIGN'
>      unsigned int truesize = ALIGN(size, L1_CACHE_BYTES);
>                              ^~~~~
>
> vim +/size +1613 drivers/net/ethernet/intel/i40e/i40e_txrx.c
>
>   1607   */
>   1608  static bool i40e_try_flip_rx_page(struct i40e_rx_buffer *rx_buffer)
>   1609  {
>   1610  #if (PAGE_SIZE < 8192)
>   1611          unsigned int truesize = I40E_RXBUFFER_2048;
>   1612  #else
>> 1613          unsigned int truesize = ALIGN(size, L1_CACHE_BYTES);
>   1614          unsigned int last_offset = PAGE_SIZE - I40E_RXBUFFER_2048;
>   1615  #endif
>   1616
>
> ---
> 0-DAY kernel test infrastructure                Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all                   Intel Corporation


Ick. I'll respin this.


Björn


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