Hi Roger, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on drm/drm-next] [also build test WARNING on next-20171122] [cannot apply to v4.14] [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/Roger-He/drm-ttm-add-page-order-in-page-pool/20171124-035121 base: git://people.freedesktop.org/~airlied/linux.git drm-next config: i386-randconfig-x008-201747 (attached as .config) compiler: gcc-6 (Debian 6.4.0-9) 6.4.0 20171026 reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): >> drivers/gpu/drm/ttm/ttm_page_alloc.c:963:0: warning: "HPAGE_PMD_ORDER" redefined #define HPAGE_PMD_ORDER 9 In file included from include/linux/mm.h:451:0, from include/linux/highmem.h:7, from drivers/gpu/drm/ttm/ttm_page_alloc.c:38: include/linux/huge_mm.h:78:0: note: this is the location of the previous definition #define HPAGE_PMD_ORDER (HPAGE_PMD_SHIFT-PAGE_SHIFT) In file included from include/uapi/linux/stddef.h:1:0, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/linux/list.h:4, from drivers/gpu/drm/ttm/ttm_page_alloc.c:36: include/linux/compiler.h:162:4: warning: '______f' is static but declared in inline function 'strcpy' which is not static ______f = { \ ^ include/linux/compiler.h:154:23: note: in expansion of macro '__trace_if' #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) ) ^~~~~~~~~~ include/linux/string.h:421:2: note: in expansion of macro 'if' if (p_size == (size_t)-1 && q_size == (size_t)-1) ^~ include/linux/compiler.h:162:4: warning: '______f' is static but declared in inline function 'kmemdup' which is not static ______f = { \ ^ include/linux/compiler.h:154:23: note: in expansion of macro '__trace_if' #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) ) ^~~~~~~~~~ include/linux/string.h:411:2: note: in expansion of macro 'if' if (p_size < size) ^~ include/linux/compiler.h:162:4: warning: '______f' is static but declared in inline function 'kmemdup' which is not static ______f = { \ ^ include/linux/compiler.h:154:23: note: in expansion of macro '__trace_if' #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) ) ^~~~~~~~~~ include/linux/string.h:409:2: note: in expansion of macro 'if' if (__builtin_constant_p(size) && p_size < size) ^~ include/linux/compiler.h:162:4: warning: '______f' is static but declared in inline function 'memchr_inv' which is not static ______f = { \ ^ include/linux/compiler.h:154:23: note: in expansion of macro '__trace_if' #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) ) ^~~~~~~~~~ include/linux/string.h:400:2: note: in expansion of macro 'if' if (p_size < size) ^~ include/linux/compiler.h:162:4: warning: '______f' is static but declared in inline function 'memchr_inv' which is not static ______f = { \ ^ include/linux/compiler.h:154:23: note: in expansion of macro '__trace_if' #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) ) ^~~~~~~~~~ include/linux/string.h:398:2: note: in expansion of macro 'if' if (__builtin_constant_p(size) && p_size < size) ^~ include/linux/compiler.h:162:4: warning: '______f' is static but declared in inline function 'memchr' which is not static ______f = { \ ^ include/linux/compiler.h:154:23: note: in expansion of macro '__trace_if' #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) ) ^~~~~~~~~~ include/linux/string.h:389:2: note: in expansion of macro 'if' if (p_size < size) ^~ include/linux/compiler.h:162:4: warning: '______f' is static but declared in inline function 'memchr' which is not static ______f = { \ ^ include/linux/compiler.h:154:23: note: in expansion of macro '__trace_if' #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) ) ^~~~~~~~~~ include/linux/string.h:387:2: note: in expansion of macro 'if' if (__builtin_constant_p(size) && p_size < size) ^~ include/linux/compiler.h:162:4: warning: '______f' is static but declared in inline function 'memcmp' which is not static ______f = { \ ^ include/linux/compiler.h:154:23: note: in expansion of macro '__trace_if' #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) ) ^~~~~~~~~~ include/linux/string.h:379:2: note: in expansion of macro 'if' if (p_size < size || q_size < size) ^~ include/linux/compiler.h:162:4: warning: '______f' is static but declared in inline function 'memcmp' which is not static ______f = { \ ^ include/linux/compiler.h:154:23: note: in expansion of macro '__trace_if' #define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) ) ^~~~~~~~~~ include/linux/string.h:376:3: note: in expansion of macro 'if' if (q_size < size) ^~ include/linux/compiler.h:162:4: warning: '______f' is static but declared in inline function 'memcmp' which is not static ______f = { \ ^ include/linux/compiler.h:154:23: note: in expansion of macro '__trace_if' vim +/HPAGE_PMD_ORDER +963 drivers/gpu/drm/ttm/ttm_page_alloc.c 956 957 /** 958 * Actually if TRANSPARENT_HUGEPAGE not enabled, we will not use 959 * wc_pool_huge and uc_pool_huge, so no matter whatever the page 960 * order are for those two pools 961 */ 962 #ifndef CONFIG_TRANSPARENT_HUGEPAGE > 963 #define HPAGE_PMD_ORDER 9 964 #endif 965 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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