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SubjectRe: [PATCHv2 14/14] treewide: Decouple cacheflush.h and set_memory.h
Hi Laura,

[auto build test ERROR on linus/master]
[also build test ERROR on next-20170303]
[cannot apply to tip/x86/core drm/drm-next v4.10]
[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/Laura-Abbott/set_memory_-functions-header-refactor/20170305-062939
config: i386-allmodconfig (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=i386

All errors (new ones prefixed by >>):

sound/pci/intel8x0.c: In function 'fill_nocache':
>> sound/pci/intel8x0.c:736:3: error: implicit declaration of function 'set_pages_uc' [-Werror=implicit-function-declaration]
set_pages_uc(virt_to_page(buf), size);
^~~~~~~~~~~~
>> sound/pci/intel8x0.c:738:3: error: implicit declaration of function 'set_pages_wb' [-Werror=implicit-function-declaration]
set_pages_wb(virt_to_page(buf), size);
^~~~~~~~~~~~
cc1: some warnings being treated as errors
--
sound/x86/intel_hdmi_audio.c: In function 'had_pcm_hw_params':
>> sound/x86/intel_hdmi_audio.c:1135:11: error: implicit declaration of function 'set_memory_uc' [-Werror=implicit-function-declaration]
retval = set_memory_uc(addr, pages);
^~~~~~~~~~~~~
sound/x86/intel_hdmi_audio.c: In function 'had_pcm_hw_free':
>> sound/x86/intel_hdmi_audio.c:1163:3: error: implicit declaration of function 'set_memory_wb' [-Werror=implicit-function-declaration]
set_memory_wb(addr, pages);
^~~~~~~~~~~~~
cc1: some warnings being treated as errors

vim +/set_pages_uc +736 sound/pci/intel8x0.c

631dd1a8 Justin P. Mattock 2010-10-18 730 * http://download.intel.com/design/chipsets/specupdt/24505108.pdf
^1da177e Linus Torvalds 2005-04-16 731 */
^1da177e Linus Torvalds 2005-04-16 732 static void fill_nocache(void *buf, int size, int nocache)
^1da177e Linus Torvalds 2005-04-16 733 {
^1da177e Linus Torvalds 2005-04-16 734 size = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
6d238cc4 Arjan van de Ven 2008-01-30 735 if (nocache)
6d238cc4 Arjan van de Ven 2008-01-30 @736 set_pages_uc(virt_to_page(buf), size);
6d238cc4 Arjan van de Ven 2008-01-30 737 else
6d238cc4 Arjan van de Ven 2008-01-30 @738 set_pages_wb(virt_to_page(buf), size);
^1da177e Linus Torvalds 2005-04-16 739 }
^1da177e Linus Torvalds 2005-04-16 740 #else
6d238cc4 Arjan van de Ven 2008-01-30 741 #define fill_nocache(buf, size, nocache) do { ; } while (0)

:::::: The code at line 736 was first introduced by commit
:::::: 6d238cc4dc8a36a3915c26202fe49f58a0683fb9 x86: convert CPA users to the new set_page_ API

:::::: TO: Arjan van de Ven <arjan@infradead.org>
:::::: CC: Ingo Molnar <mingo@elte.hu>

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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