tree: git://people.freedesktop.org/~agd5f/linux.git amd-mainline-dkms-5.2 head: a48b0cc1cdf3900e3e73801f9de64afbb70dc193 commit: 57d7e98d0257bd9795dd3f438d19aa5476554685 [2114/2834] drm/amdkcl: Test whether drm_{mm_print/debug_printer} is available config: x86_64-randconfig-a004-201944 (attached as .config) compiler: gcc-5 (Ubuntu 5.5.0-12ubuntu1) 5.5.0 20171010 reproduce: git checkout 57d7e98d0257bd9795dd3f438d19aa5476554685 # save the attached .config to linux build tree make ARCH=x86_64

If you fix the issue, kindly add following tag Reported-by: kbuild test robot lkp@intel.com

All errors (new ones prefixed by >>):

In file included from include/asm-generic/memory_model.h:5:0, from arch/x86/include/asm/page.h:76, from arch/x86/include/asm/thread_info.h:12, from include/linux/thread_info.h:38, from arch/x86/include/asm/preempt.h:7, from include/linux/preempt.h:78, from include/linux/rcupdate.h:27, from include/linux/rbtree.h:34, from include/drm/drm_mm.h:41, from include/drm/drm_vma_manager.h:26, from include/kcl/kcl_drm_vma_manager.h:8, from drivers/gpu/drm/ttm/backport/backport.h:5, from <command-line>:0: include/linux/pfn.h:15:3: note: previous declaration of 'pfn_t' was here } pfn_t; ^ In file included from drivers/gpu/drm/ttm/backport/backport.h:12:0, from <command-line>:0: include/kcl/kcl_mm_types.h:33:13: error: conflicting types for 'vm_fault_t' typedef int vm_fault_t; ^ In file included from include/drm/drm_mm.h:43:0, from include/drm/drm_vma_manager.h:26, from include/kcl/kcl_drm_vma_manager.h:8, from drivers/gpu/drm/ttm/backport/backport.h:5, from <command-line>:0: include/linux/mm_types.h:631:32: note: previous declaration of 'vm_fault_t' was here typedef __bitwise unsigned int vm_fault_t; ^ In file included from drivers/gpu/drm/ttm/backport/backport.h:12:0, from <command-line>:0: include/kcl/kcl_mm_types.h:35:26: error: conflicting types for 'vmf_insert_mixed' static inline vm_fault_t vmf_insert_mixed(struct vm_area_struct *vma, ^ In file included from include/drm/drm_vma_manager.h:27:0, from include/kcl/kcl_drm_vma_manager.h:8, from drivers/gpu/drm/ttm/backport/backport.h:5, from <command-line>:0: include/linux/mm.h:2587:12: note: previous declaration of 'vmf_insert_mixed' was here vm_fault_t vmf_insert_mixed(struct vm_area_struct *vma, unsigned long addr, ^ In file included from drivers/gpu/drm/ttm/backport/backport.h:12:0, from <command-line>:0: include/kcl/kcl_mm_types.h: In function 'vmf_insert_mixed': include/kcl/kcl_mm_types.h:41:8: error: implicit declaration of function 'vm_insert_mixed' [-Werror=implicit-function-declaration] err = vm_insert_mixed(vma, addr, pfn_t_to_pfn(pfn)); ^ include/kcl/kcl_mm_types.h: At top level: include/kcl/kcl_mm_types.h:53:26: error: conflicting types for 'vmf_insert_pfn' static inline vm_fault_t vmf_insert_pfn(struct vm_area_struct *vma, ^ In file included from include/drm/drm_vma_manager.h:27:0, from include/kcl/kcl_drm_vma_manager.h:8, from drivers/gpu/drm/ttm/backport/backport.h:5, from <command-line>:0: include/linux/mm.h:2583:12: note: previous declaration of 'vmf_insert_pfn' was here vm_fault_t vmf_insert_pfn(struct vm_area_struct *vma, unsigned long addr, ^ In file included from drivers/gpu/drm/ttm/backport/backport.h:12:0, from <command-line>:0: include/kcl/kcl_mm_types.h: In function 'vmf_insert_pfn': include/kcl/kcl_mm_types.h:56:13: error: implicit declaration of function 'vm_insert_pfn' [-Werror=implicit-function-declaration] int err = vm_insert_pfn(vma, addr, pfn); ^ drivers/gpu/drm/ttm/ttm_bo_manager.c: In function 'ttm_bo_man_get_node': drivers/gpu/drm/ttm/ttm_bo_manager.c:60:7: error: variable 'sflags' has initializer but incomplete type enum drm_mm_search_flags sflags = DRM_MM_SEARCH_BEST; ^ drivers/gpu/drm/ttm/ttm_bo_manager.c:60:36: error: 'DRM_MM_SEARCH_BEST' undeclared (first use in this function) enum drm_mm_search_flags sflags = DRM_MM_SEARCH_BEST; ^ drivers/gpu/drm/ttm/ttm_bo_manager.c:60:36: note: each undeclared identifier is reported only once for each function it appears in drivers/gpu/drm/ttm/ttm_bo_manager.c:60:27: error: storage size of 'sflags' isn't known enum drm_mm_search_flags sflags = DRM_MM_SEARCH_BEST; ^ drivers/gpu/drm/ttm/ttm_bo_manager.c:61:7: error: variable 'aflags' has initializer but incomplete type enum drm_mm_allocator_flags aflags = DRM_MM_CREATE_DEFAULT; ^ drivers/gpu/drm/ttm/ttm_bo_manager.c:61:39: error: 'DRM_MM_CREATE_DEFAULT' undeclared (first use in this function) enum drm_mm_allocator_flags aflags = DRM_MM_CREATE_DEFAULT; ^ drivers/gpu/drm/ttm/ttm_bo_manager.c:61:30: error: storage size of 'aflags' isn't known enum drm_mm_allocator_flags aflags = DRM_MM_CREATE_DEFAULT; ^ drivers/gpu/drm/ttm/ttm_bo_manager.c:78:12: error: 'DRM_MM_SEARCH_BELOW' undeclared (first use in this function) sflags = DRM_MM_SEARCH_BELOW; ^ drivers/gpu/drm/ttm/ttm_bo_manager.c:79:12: error: 'DRM_MM_CREATE_TOP' undeclared (first use in this function) aflags = DRM_MM_CREATE_TOP; ^ drivers/gpu/drm/ttm/ttm_bo_manager.c:89:8: error: implicit declaration of function 'drm_mm_insert_node_in_range_generic' [-Werror=implicit-function-declaration] ret = drm_mm_insert_node_in_range_generic(mm, node, mem->num_pages, ^ drivers/gpu/drm/ttm/ttm_bo_manager.c:61:30: warning: unused variable 'aflags' [-Wunused-variable] enum drm_mm_allocator_flags aflags = DRM_MM_CREATE_DEFAULT; ^ drivers/gpu/drm/ttm/ttm_bo_manager.c:60:27: warning: unused variable 'sflags' [-Wunused-variable] enum drm_mm_search_flags sflags = DRM_MM_SEARCH_BEST; ^ drivers/gpu/drm/ttm/ttm_bo_manager.c: In function 'ttm_bo_man_debug':

...

drivers/gpu/drm/ttm/ttm_bo_manager.c:170:2: error: implicit declaration of function 'drm_mm_debug_table' [-Werror=implicit-function-declaration]

drm_mm_debug_table(&rman->mm, prefix); ^ drivers/gpu/drm/ttm/ttm_bo_manager.c: At top level: drivers/gpu/drm/ttm/ttm_bo_manager.c:182:11: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types] .debug = ttm_bo_man_debug ^ drivers/gpu/drm/ttm/ttm_bo_manager.c:182:11: note: (near initialization for 'ttm_bo_manager_func.debug') cc1: some warnings being treated as errors

vim +/drm_mm_debug_table +170 drivers/gpu/drm/ttm/ttm_bo_manager.c

50 51 static int ttm_bo_man_get_node(struct ttm_mem_type_manager *man, 52 struct ttm_buffer_object *bo, 53 const struct ttm_place *place, 54 struct ttm_mem_reg *mem) 55 { 56 struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv; 57 struct drm_mm *mm = &rman->mm; 58 struct drm_mm_node *node; 59 #ifndef HAVE_DRM_MM_INSERT_MODE 60 enum drm_mm_search_flags sflags = DRM_MM_SEARCH_BEST;

61 enum drm_mm_allocator_flags aflags = DRM_MM_CREATE_DEFAULT;

62 #else 63 enum drm_mm_insert_mode mode; 64 #endif 65 unsigned long lpfn; 66 int ret; 67 68 lpfn = place->lpfn; 69 if (!lpfn) 70 lpfn = man->size; 71 72 node = kzalloc(sizeof(*node), GFP_KERNEL); 73 if (!node) 74 return -ENOMEM; 75 76 #ifndef HAVE_DRM_MM_INSERT_MODE 77 if (place->flags & TTM_PL_FLAG_TOPDOWN) { 78 sflags = DRM_MM_SEARCH_BELOW; 79 aflags = DRM_MM_CREATE_TOP; 80 } 81 #else 82 mode = DRM_MM_INSERT_BEST; 83 if (place->flags & TTM_PL_FLAG_TOPDOWN) 84 mode = DRM_MM_INSERT_HIGH; 85 #endif 86 87 spin_lock(&rman->lock); 88 #ifndef HAVE_DRM_MM_INSERT_MODE 89 ret = drm_mm_insert_node_in_range_generic(mm, node, mem->num_pages, 90 mem->page_alignment, 0, 91 place->fpfn, lpfn, 92 sflags, aflags); 93 #else 94 ret = drm_mm_insert_node_in_range(mm, node, 95 mem->num_pages, 96 mem->page_alignment, 0, 97 place->fpfn, lpfn, mode); 98 #endif 99 100 spin_unlock(&rman->lock); 101 102 if (unlikely(ret)) { 103 kfree(node); 104 } else { 105 mem->mm_node = node; 106 mem->start = node->start; 107 } 108 109 return 0; 110 } 111 112 static void ttm_bo_man_put_node(struct ttm_mem_type_manager *man, 113 struct ttm_mem_reg *mem) 114 { 115 struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv; 116 117 if (mem->mm_node) { 118 spin_lock(&rman->lock); 119 drm_mm_remove_node(mem->mm_node); 120 spin_unlock(&rman->lock); 121 122 kfree(mem->mm_node); 123 mem->mm_node = NULL; 124 } 125 } 126 127 static int ttm_bo_man_init(struct ttm_mem_type_manager *man, 128 unsigned long p_size) 129 { 130 struct ttm_range_manager *rman; 131 132 rman = kzalloc(sizeof(*rman), GFP_KERNEL); 133 if (!rman) 134 return -ENOMEM; 135 136 drm_mm_init(&rman->mm, 0, p_size); 137 spin_lock_init(&rman->lock); 138 man->priv = rman; 139 return 0; 140 } 141 142 static int ttm_bo_man_takedown(struct ttm_mem_type_manager *man) 143 { 144 struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv; 145 struct drm_mm *mm = &rman->mm; 146 147 spin_lock(&rman->lock); 148 if (drm_mm_clean(mm)) { 149 drm_mm_takedown(mm); 150 spin_unlock(&rman->lock); 151 kfree(rman); 152 man->priv = NULL; 153 return 0; 154 } 155 spin_unlock(&rman->lock); 156 return -EBUSY; 157 } 158 159 static void ttm_bo_man_debug(struct ttm_mem_type_manager *man, 160 #if !defined(HAVE_DRM_MM_PRINT) 161 const char *prefix) 162 #else 163 struct drm_printer *printer) 164 #endif 165 { 166 struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv; 167 168 spin_lock(&rman->lock); 169 #if !defined(HAVE_DRM_MM_PRINT)

170 drm_mm_debug_table(&rman->mm, prefix);

171 #else 172 drm_mm_print(&rman->mm, printer); 173 #endif 174 spin_unlock(&rman->lock); 175 } 176

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