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SubjectRe: [PATCH] mmc: warn for invalid SDIO data buffers
On Thu, Jul 1, 2021 at 1:02 AM kernel test robot <lkp@intel.com> wrote:
>
> Hi Arnd,
>
> I love your patch! Yet something to improve:
>
> [auto build test ERROR on soc/for-next]
> [also build test ERROR on linus/master v5.13 next-20210630]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch]
>
> url: https://github.com/0day-ci/linux/commits/Arnd-Bergmann/mmc-warn-for-invalid-SDIO-data-buffers/20210630-202237
> base: https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next
> config: i386-randconfig-c001-20210630 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
> reproduce (this is a W=1 build):
> # https://github.com/0day-ci/linux/commit/256b826ee105fe46723b99c3f128ea01aa3e7adf
> git remote add linux-review https://github.com/0day-ci/linux
> git fetch --no-tags linux-review Arnd-Bergmann/mmc-warn-for-invalid-SDIO-data-buffers/20210630-202237
> git checkout 256b826ee105fe46723b99c3f128ea01aa3e7adf
> # save the attached .config to linux build tree
> make W=1 ARCH=i386
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>, old ones prefixed by <<):
>
> >> ERROR: modpost: "is_vmalloc_or_module_addr" [drivers/mmc/core/mmc_core.ko] undefined!

Ah, I see that is_vmalloc_addr() is exported, but is_vmalloc_or_module_addr()
is not. I assume it's ok to add a corresponding EXPORT_SYMBOL_GPL() for
it as well. I'll wait for other comments before resending with that change.

Arnd

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