warning: (DRM_I915_DEBUG) selects SW_SYNC which has unmet direct dependencies (SYNC_FILE && ..)

[kbuild test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   529a86e063e9ff625c4ff247d8aa17d8072444fb
commit: d90cb7f852034e5bf50158b34047effa453a9836 drm/i915: Add SW_SYNC to our recommend testing Kconfig
date:   8 weeks ago
config: x86_64-randconfig-s2-10101944 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        git checkout d90cb7f852034e5bf50158b34047effa453a9836
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All error/warnings (new ones prefixed by >>):

warning: (DRM_I915_DEBUG) selects SW_SYNC which has unmet direct dependencies (SYNC_FILE && DEBUG_FS)
   drivers//dma-buf/sync_debug.c: In function 'sync_file_debug_add':
>> drivers//dma-buf/sync_debug.c:50:26: error: 'struct sync_file' has no member named 'sync_file_list'
     list_add_tail(&sync_file->sync_file_list, &sync_file_list_head);
                             ^~
   drivers//dma-buf/sync_debug.c: In function 'sync_file_debug_remove':
   drivers//dma-buf/sync_debug.c:59:21: error: 'struct sync_file' has no member named 'sync_file_list'
     list_del(&sync_file->sync_file_list);
                        ^~
   In file included from include/linux/linkage.h:4:0,
                    from include/linux/fs.h:4,
                    from include/linux/debugfs.h:18,
                    from drivers//dma-buf/sync_debug.c:17:
   drivers//dma-buf/sync_debug.c: In function 'sync_debugfs_show':
>> include/linux/kernel.h:860:51: error: 'struct sync_file' has no member named 'sync_file_list'
     BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \
                                                      ^
   include/linux/compiler.h:522:19: note: in definition of macro '__compiletime_assert'
      bool __cond = !(condition);    \
                      ^~~~~~~~~
   include/linux/compiler.h:542:2: note: in expansion of macro '_compiletime_assert'
     _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
     ^~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:46:37: note: in expansion of macro 'compiletime_assert'
    #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
                                        ^~~~~~~~~~~~~~~~~~
   include/linux/kernel.h:860:2: note: in expansion of macro 'BUILD_BUG_ON_MSG'
     BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \
     ^~~~~~~~~~~~~~~~
   include/linux/kernel.h:860:20: note: in expansion of macro '__same_type'
     BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \
                       ^~~~~~~~~~~
>> drivers//dma-buf/sync_debug.c:172:4: note: in expansion of macro 'container_of'
       container_of(pos, struct sync_file, sync_file_list);
       ^~~~~~~~~~~~
   In file included from include/linux/compiler.h:58:0,
                    from include/linux/linkage.h:4,
                    from include/linux/fs.h:4,
                    from include/linux/debugfs.h:18,
                    from drivers//dma-buf/sync_debug.c:17:
>> include/linux/compiler-gcc.h:165:2: error: 'struct sync_file' has no member named 'sync_file_list'
     __builtin_offsetof(a, b)
     ^
   include/linux/stddef.h:16:32: note: in expansion of macro '__compiler_offsetof'
    #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
                                   ^~~~~~~~~~~~~~~~~~~
   include/linux/kernel.h:863:21: note: in expansion of macro 'offsetof'
     ((type *)(__mptr - offsetof(type, member))); })
                        ^~~~~~~~
>> drivers//dma-buf/sync_debug.c:172:4: note: in expansion of macro 'container_of'
       container_of(pos, struct sync_file, sync_file_list);
       ^~~~~~~~~~~~
   drivers//dma-buf/sync_debug.c: In function 'sync_debugfs_init':
   drivers//dma-buf/sync_debug.c:202:2: error: implicit declaration of function 'debugfs_create_file_unsafe' [-Werror=implicit-function-declaration]
     debugfs_create_file_unsafe("info", 0444, dbgfs, NULL,
     ^~~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors
--
   drivers/dma-buf/sync_debug.c: In function 'sync_file_debug_add':
   drivers/dma-buf/sync_debug.c:50:26: error: 'struct sync_file' has no member named 'sync_file_list'
     list_add_tail(&sync_file->sync_file_list, &sync_file_list_head);
                             ^~
   drivers/dma-buf/sync_debug.c: In function 'sync_file_debug_remove':
   drivers/dma-buf/sync_debug.c:59:21: error: 'struct sync_file' has no member named 'sync_file_list'
     list_del(&sync_file->sync_file_list);
                        ^~
   In file included from include/linux/linkage.h:4:0,
                    from include/linux/fs.h:4,
                    from include/linux/debugfs.h:18,
                    from drivers/dma-buf/sync_debug.c:17:
   drivers/dma-buf/sync_debug.c: In function 'sync_debugfs_show':
>> include/linux/kernel.h:860:51: error: 'struct sync_file' has no member named 'sync_file_list'
     BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \
                                                      ^
   include/linux/compiler.h:522:19: note: in definition of macro '__compiletime_assert'
      bool __cond = !(condition);    \
                      ^~~~~~~~~
   include/linux/compiler.h:542:2: note: in expansion of macro '_compiletime_assert'
     _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__)
     ^~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:46:37: note: in expansion of macro 'compiletime_assert'
    #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
                                        ^~~~~~~~~~~~~~~~~~
   include/linux/kernel.h:860:2: note: in expansion of macro 'BUILD_BUG_ON_MSG'
     BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \
     ^~~~~~~~~~~~~~~~
   include/linux/kernel.h:860:20: note: in expansion of macro '__same_type'
     BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \
                       ^~~~~~~~~~~
   drivers/dma-buf/sync_debug.c:172:4: note: in expansion of macro 'container_of'
       container_of(pos, struct sync_file, sync_file_list);
       ^~~~~~~~~~~~
   In file included from include/linux/compiler.h:58:0,
                    from include/linux/linkage.h:4,
                    from include/linux/fs.h:4,
                    from include/linux/debugfs.h:18,
                    from drivers/dma-buf/sync_debug.c:17:
>> include/linux/compiler-gcc.h:165:2: error: 'struct sync_file' has no member named 'sync_file_list'
     __builtin_offsetof(a, b)
     ^
   include/linux/stddef.h:16:32: note: in expansion of macro '__compiler_offsetof'
    #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
                                   ^~~~~~~~~~~~~~~~~~~
   include/linux/kernel.h:863:21: note: in expansion of macro 'offsetof'
     ((type *)(__mptr - offsetof(type, member))); })
                        ^~~~~~~~
   drivers/dma-buf/sync_debug.c:172:4: note: in expansion of macro 'container_of'
       container_of(pos, struct sync_file, sync_file_list);
       ^~~~~~~~~~~~
   drivers/dma-buf/sync_debug.c: In function 'sync_debugfs_init':
   drivers/dma-buf/sync_debug.c:202:2: error: implicit declaration of function 'debugfs_create_file_unsafe' [-Werror=implicit-function-declaration]
     debugfs_create_file_unsafe("info", 0444, dbgfs, NULL,
     ^~~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

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