Hi Flora,
FYI, the error/warning still remains.
tree: git://people.freedesktop.org/~agd5f/linux.git amd-mainline-dkms-5.0 head: a51a5ad4b8daf0dd0a437d51a19c2baa98953675 commit: 5165cd1453625e59650a1ed9b0f269b41529e421 [3711/3724] Revert "Revert "drm/amd/autoconf: Test whether vm_fault->{address/vma} is available"" config: i386-allyesconfig (attached as .config) compiler: gcc-7 (Debian 7.4.0-13) 7.4.0 reproduce: git checkout 5165cd1453625e59650a1ed9b0f269b41529e421 # save the attached .config to linux build tree make ARCH=i386
If you fix the issue, kindly add following tag Reported-by: kbuild test robot lkp@intel.com
All errors (new ones prefixed by >>):
from <command-line>:0: include/linux/sched/mm.h:234:20: note: previous definition of 'memalloc_nofs_restore' was here static inline void memalloc_nofs_restore(unsigned int flags) ^~~~~~~~~~~~~~~~~~~~~ In file included from drivers/gpu//drm/ttm/backport/backport.h:11:0, from <command-line>:0: include/kcl/kcl_mm.h:61:21: error: redefinition of 'kvmalloc' static inline void *kvmalloc(size_t size, gfp_t flags) ^~~~~~~~ In file included from include/linux/scatterlist.h:8:0, from include/linux/dma-mapping.h:11, from include/drm/drmP.h:37, from include/kcl/kcl_drm.h:6, from drivers/gpu//drm/ttm/backport/backport.h:6, from <command-line>:0: include/linux/mm.h:602:21: note: previous definition of 'kvmalloc' was here static inline void *kvmalloc(size_t size, gfp_t flags) ^~~~~~~~ In file included from drivers/gpu//drm/ttm/backport/backport.h:11:0, from <command-line>:0: include/kcl/kcl_mm.h:71:21: error: redefinition of 'kvzalloc' static inline void *kvzalloc(size_t size, gfp_t flags) ^~~~~~~~ In file included from include/linux/scatterlist.h:8:0, from include/linux/dma-mapping.h:11, from include/drm/drmP.h:37, from include/kcl/kcl_drm.h:6, from drivers/gpu//drm/ttm/backport/backport.h:6, from <command-line>:0: include/linux/mm.h:610:21: note: previous definition of 'kvzalloc' was here static inline void *kvzalloc(size_t size, gfp_t flags) ^~~~~~~~ In file included from drivers/gpu//drm/ttm/backport/backport.h:11:0, from <command-line>:0: include/kcl/kcl_mm.h:81:20: error: static declaration of 'kvfree' follows non-static declaration static inline void kvfree(const void *addr) ^~~~~~ In file included from include/linux/scatterlist.h:8:0, from include/linux/dma-mapping.h:11, from include/drm/drmP.h:37, from include/kcl/kcl_drm.h:6, from drivers/gpu//drm/ttm/backport/backport.h:6, from <command-line>:0: include/linux/mm.h:630:13: note: previous declaration of 'kvfree' was here extern void kvfree(const void *addr); ^~~~~~ In file included from drivers/gpu//drm/ttm/backport/backport.h:11:0, from <command-line>:0: include/kcl/kcl_mm.h:101:21: error: redefinition of 'kvmalloc_array' static inline void *kvmalloc_array(size_t n, size_t size, gfp_t flags) ^~~~~~~~~~~~~~ In file included from include/linux/scatterlist.h:8:0, from include/linux/dma-mapping.h:11, from include/drm/drmP.h:37, from include/kcl/kcl_drm.h:6, from drivers/gpu//drm/ttm/backport/backport.h:6, from <command-line>:0: include/linux/mm.h:615:21: note: previous definition of 'kvmalloc_array' was here static inline void *kvmalloc_array(size_t n, size_t size, gfp_t flags) ^~~~~~~~~~~~~~ In file included from drivers/gpu//drm/ttm/backport/backport.h:11:0, from <command-line>:0: include/kcl/kcl_mm.h:114:21: error: redefinition of 'kvcalloc' static inline void *kvcalloc(size_t n, size_t size, gfp_t flags) ^~~~~~~~ In file included from include/linux/scatterlist.h:8:0, from include/linux/dma-mapping.h:11, from include/drm/drmP.h:37, from include/kcl/kcl_drm.h:6, from drivers/gpu//drm/ttm/backport/backport.h:6, from <command-line>:0: include/linux/mm.h:625:21: note: previous definition of 'kvcalloc' was here static inline void *kvcalloc(size_t n, size_t size, gfp_t flags) ^~~~~~~~ In file included from drivers/gpu//drm/ttm/backport/backport.h:11:0, from <command-line>:0: include/kcl/kcl_mm.h:121:20: error: redefinition of 'mmgrab' static inline void mmgrab(struct mm_struct *mm) ^~~~~~ In file included from include/kcl/kcl_mm.h:6:0, from drivers/gpu//drm/ttm/backport/backport.h:11, from <command-line>:0: include/linux/sched/mm.h:34:20: note: previous definition of 'mmgrab' was here static inline void mmgrab(struct mm_struct *mm) ^~~~~~ In file included from drivers/gpu//drm/ttm/backport/backport.h:12:0, from <command-line>:0: include/kcl/kcl_list.h:6:20: error: redefinition of 'list_bulk_move_tail' static inline void list_bulk_move_tail(struct list_head *head, ^~~~~~~~~~~~~~~~~~~ In file included from include/linux/preempt.h:11:0, from include/linux/rcupdate.h:40, from include/kcl/kcl_rcupdate.h:4, from include/kcl/kcl_fence.h:5, from drivers/gpu//drm/ttm/backport/backport.h:5, from <command-line>:0: include/linux/list.h:195:20: note: previous definition of 'list_bulk_move_tail' was here static inline void list_bulk_move_tail(struct list_head *head, ^~~~~~~~~~~~~~~~~~~ drivers/gpu//drm/ttm/ttm_bo_vm.c: In function 'ttm_bo_vm_fault':
drivers/gpu//drm/ttm/ttm_bo_vm.c:137:44: error: 'struct vm_fault' has no member named 'virtual_address'
unsigned long address = (unsigned long)vmf->virtual_address; ^~ cc1: some warnings being treated as errors
vim +137 drivers/gpu//drm/ttm/ttm_bo_vm.c
cbe12e74ee4e29 Thomas Hellstrom 2013-10-09 104 c67fa6edc8b11a Tan Xiaojun 2017-12-25 105 static unsigned long ttm_bo_io_mem_pfn(struct ttm_buffer_object *bo, c67fa6edc8b11a Tan Xiaojun 2017-12-25 106 unsigned long page_offset) c67fa6edc8b11a Tan Xiaojun 2017-12-25 107 { c67fa6edc8b11a Tan Xiaojun 2017-12-25 108 struct ttm_bo_device *bdev = bo->bdev; c67fa6edc8b11a Tan Xiaojun 2017-12-25 109 c67fa6edc8b11a Tan Xiaojun 2017-12-25 110 if (bdev->driver->io_mem_pfn) c67fa6edc8b11a Tan Xiaojun 2017-12-25 111 return bdev->driver->io_mem_pfn(bo, page_offset); c67fa6edc8b11a Tan Xiaojun 2017-12-25 112 e83bf4adf54ad3 Tan Xiaojun 2017-12-25 113 return ((bo->mem.bus.base + bo->mem.bus.offset) >> PAGE_SHIFT) e83bf4adf54ad3 Tan Xiaojun 2017-12-25 114 + page_offset; c67fa6edc8b11a Tan Xiaojun 2017-12-25 115 } d37fb8b746a5e8 Anatoli Antonovitch 2019-06-26 116 #if defined(HAVE_2ARGS_VIRTUAL_MM_FAULT_FUNCTION) 1eb7eed2b3f8a5 Evan Quan 2017-05-12 117 static vm_fault_t ttm_bo_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) 1eb7eed2b3f8a5 Evan Quan 2017-05-12 118 #else 4daa4fba3a3899 Souptick Joarder 2018-06-02 119 static vm_fault_t ttm_bo_vm_fault(struct vm_fault *vmf) 1eb7eed2b3f8a5 Evan Quan 2017-05-12 120 #endif ba4e7d973dd09b Thomas Hellstrom 2009-06-10 121 { fadbbdd244af97 Flora Cui 2019-09-06 122 #if !defined(HAVE_2ARGS_VIRTUAL_MM_FAULT_FUNCTION) 11bac80004499e Dave Jiang 2017-02-24 123 struct vm_area_struct *vma = vmf->vma; 1eb7eed2b3f8a5 Evan Quan 2017-05-12 124 #endif ba4e7d973dd09b Thomas Hellstrom 2009-06-10 125 struct ttm_buffer_object *bo = (struct ttm_buffer_object *) ba4e7d973dd09b Thomas Hellstrom 2009-06-10 126 vma->vm_private_data; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 127 struct ttm_bo_device *bdev = bo->bdev; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 128 unsigned long page_offset; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 129 unsigned long page_last; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 130 unsigned long pfn; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 131 struct ttm_tt *ttm = NULL; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 132 struct page *page; 4daa4fba3a3899 Souptick Joarder 2018-06-02 133 int err; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 134 int i; 4daa4fba3a3899 Souptick Joarder 2018-06-02 135 vm_fault_t ret = VM_FAULT_NOPAGE; 5165cd1453625e Flora Cui 2019-09-11 136 #ifndef HAVE_VM_FAULT_ADDRESS_VMA 1eb7eed2b3f8a5 Evan Quan 2017-05-12 @137 unsigned long address = (unsigned long)vmf->virtual_address; 1eb7eed2b3f8a5 Evan Quan 2017-05-12 138 #else 1a29d85eb0f19b Jan Kara 2016-12-14 139 unsigned long address = vmf->address; 1eb7eed2b3f8a5 Evan Quan 2017-05-12 140 #endif eba67093f53532 Thomas Hellstrom 2010-11-11 141 struct ttm_mem_type_manager *man = eba67093f53532 Thomas Hellstrom 2010-11-11 142 &bdev->man[bo->mem.mem_type]; 3943875e7b73fd Thomas Hellstrom 2013-11-06 143 struct vm_area_struct cvma; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 144 ba4e7d973dd09b Thomas Hellstrom 2009-06-10 145 /* ba4e7d973dd09b Thomas Hellstrom 2009-06-10 146 * Work around locking order reversal in fault / nopfn ba4e7d973dd09b Thomas Hellstrom 2009-06-10 147 * between mmap_sem and bo_reserve: Perform a trylock operation c58f009e01c918 Thomas Hellstrom 2013-11-14 148 * for reserve, and if it fails, retry the fault after waiting c58f009e01c918 Thomas Hellstrom 2013-11-14 149 * for the buffer to become unreserved. ba4e7d973dd09b Thomas Hellstrom 2009-06-10 150 */ 1bebc270578bf8 Evan Quan 2019-02-18 151 if (unlikely(!kcl_reservation_object_trylock(bo->resv))) { c58f009e01c918 Thomas Hellstrom 2013-11-14 152 if (vmf->flags & FAULT_FLAG_ALLOW_RETRY) { e6b6346419c9f5 Chengming Gui 2019-08-28 153 #ifdef FAULT_FLAG_RETRY_NOWAIT c58f009e01c918 Thomas Hellstrom 2013-11-14 154 if (!(vmf->flags & FAULT_FLAG_RETRY_NOWAIT)) { 8129fdad387ae3 Thomas Zimmermann 2018-06-21 155 ttm_bo_get(bo); 9bd71d59838222 changzhu 2018-09-30 156 up_read(&vma->vm_mm->mmap_sem); c58f009e01c918 Thomas Hellstrom 2013-11-14 157 (void) ttm_bo_wait_unreserved(bo); f44907593d746d Thomas Zimmermann 2018-06-21 158 ttm_bo_put(bo); c58f009e01c918 Thomas Hellstrom 2013-11-14 159 } 1eb7eed2b3f8a5 Evan Quan 2017-05-12 160 #else 1eb7eed2b3f8a5 Evan Quan 2017-05-12 161 up_read(&vma->vm_mm->mmap_sem); 1eb7eed2b3f8a5 Evan Quan 2017-05-12 162 #endif c58f009e01c918 Thomas Hellstrom 2013-11-14 163 c58f009e01c918 Thomas Hellstrom 2013-11-14 164 return VM_FAULT_RETRY; c58f009e01c918 Thomas Hellstrom 2013-11-14 165 } c58f009e01c918 Thomas Hellstrom 2013-11-14 166 c58f009e01c918 Thomas Hellstrom 2013-11-14 167 /* c58f009e01c918 Thomas Hellstrom 2013-11-14 168 * If we'd want to change locking order to c58f009e01c918 Thomas Hellstrom 2013-11-14 169 * mmap_sem -> bo::reserve, we'd use a blocking reserve here c58f009e01c918 Thomas Hellstrom 2013-11-14 170 * instead of retrying the fault... c58f009e01c918 Thomas Hellstrom 2013-11-14 171 */ ba4e7d973dd09b Thomas Hellstrom 2009-06-10 172 return VM_FAULT_NOPAGE; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 173 } ba4e7d973dd09b Thomas Hellstrom 2009-06-10 174 667a50db0477d4 Thomas Hellstrom 2014-01-03 175 /* 667a50db0477d4 Thomas Hellstrom 2014-01-03 176 * Refuse to fault imported pages. This should be handled 667a50db0477d4 Thomas Hellstrom 2014-01-03 177 * (if at all) by redirecting mmap to the exporter. 667a50db0477d4 Thomas Hellstrom 2014-01-03 178 */ 667a50db0477d4 Thomas Hellstrom 2014-01-03 179 if (bo->ttm && (bo->ttm->page_flags & TTM_PAGE_FLAG_SG)) { de8dfb8e3449c7 Tom St Denis 2018-01-26 180 ret = VM_FAULT_SIGBUS; 667a50db0477d4 Thomas Hellstrom 2014-01-03 181 goto out_unlock; 667a50db0477d4 Thomas Hellstrom 2014-01-03 182 } 667a50db0477d4 Thomas Hellstrom 2014-01-03 183 82c5da6bf8b55a Jerome Glisse 2010-04-09 184 if (bdev->driver->fault_reserve_notify) { 5d50fcbda7b0ac Christian König 2019-01-11 185 struct dma_fence *moving = dma_fence_get(bo->moving); 5d50fcbda7b0ac Christian König 2019-01-11 186 4daa4fba3a3899 Souptick Joarder 2018-06-02 187 err = bdev->driver->fault_reserve_notify(bo); 4daa4fba3a3899 Souptick Joarder 2018-06-02 188 switch (err) { 82c5da6bf8b55a Jerome Glisse 2010-04-09 189 case 0: 82c5da6bf8b55a Jerome Glisse 2010-04-09 190 break; 82c5da6bf8b55a Jerome Glisse 2010-04-09 191 case -EBUSY: 82c5da6bf8b55a Jerome Glisse 2010-04-09 192 case -ERESTARTSYS: de8dfb8e3449c7 Tom St Denis 2018-01-26 193 ret = VM_FAULT_NOPAGE; 82c5da6bf8b55a Jerome Glisse 2010-04-09 194 goto out_unlock; 82c5da6bf8b55a Jerome Glisse 2010-04-09 195 default: de8dfb8e3449c7 Tom St Denis 2018-01-26 196 ret = VM_FAULT_SIGBUS; 82c5da6bf8b55a Jerome Glisse 2010-04-09 197 goto out_unlock; 82c5da6bf8b55a Jerome Glisse 2010-04-09 198 } 5d50fcbda7b0ac Christian König 2019-01-11 199 5d50fcbda7b0ac Christian König 2019-01-11 200 if (bo->moving != moving) { 5d50fcbda7b0ac Christian König 2019-01-11 201 spin_lock(&bdev->glob->lru_lock); 5d50fcbda7b0ac Christian König 2019-01-11 202 ttm_bo_move_to_lru_tail(bo, NULL); 5d50fcbda7b0ac Christian König 2019-01-11 203 spin_unlock(&bdev->glob->lru_lock); 5d50fcbda7b0ac Christian König 2019-01-11 204 } 5d50fcbda7b0ac Christian König 2019-01-11 205 dma_fence_put(moving); 82c5da6bf8b55a Jerome Glisse 2010-04-09 206 } e024e11070a0a0 Dave Airlie 2009-06-24 207 ba4e7d973dd09b Thomas Hellstrom 2009-06-10 208 /* ba4e7d973dd09b Thomas Hellstrom 2009-06-10 209 * Wait for buffer data in transit, due to a pipelined ba4e7d973dd09b Thomas Hellstrom 2009-06-10 210 * move. ba4e7d973dd09b Thomas Hellstrom 2009-06-10 211 */ 1eb7eed2b3f8a5 Evan Quan 2017-05-12 212 ret = ttm_bo_vm_fault_idle(bo, vma, vmf); ba4e7d973dd09b Thomas Hellstrom 2009-06-10 213 if (unlikely(ret != 0)) { e6b6346419c9f5 Chengming Gui 2019-08-28 214 #ifdef FAULT_FLAG_RETRY_NOWAIT de8dfb8e3449c7 Tom St Denis 2018-01-26 215 if (ret == VM_FAULT_RETRY && 3089c1df10e293 Nicolai Hähnle 2017-02-18 216 !(vmf->flags & FAULT_FLAG_RETRY_NOWAIT)) { 1eb7eed2b3f8a5 Evan Quan 2017-05-12 217 #else 1eb7eed2b3f8a5 Evan Quan 2017-05-12 218 if (ret == VM_FAULT_RETRY) { 1eb7eed2b3f8a5 Evan Quan 2017-05-12 219 #endif 3089c1df10e293 Nicolai Hähnle 2017-02-18 220 /* The BO has already been unreserved. */ de8dfb8e3449c7 Tom St Denis 2018-01-26 221 return ret; 3089c1df10e293 Nicolai Hähnle 2017-02-18 222 } 3089c1df10e293 Nicolai Hähnle 2017-02-18 223 ba4e7d973dd09b Thomas Hellstrom 2009-06-10 224 goto out_unlock; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 225 } ba4e7d973dd09b Thomas Hellstrom 2009-06-10 226 4daa4fba3a3899 Souptick Joarder 2018-06-02 227 err = ttm_mem_io_lock(man, true); 4daa4fba3a3899 Souptick Joarder 2018-06-02 228 if (unlikely(err != 0)) { de8dfb8e3449c7 Tom St Denis 2018-01-26 229 ret = VM_FAULT_NOPAGE; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 230 goto out_unlock; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 231 } 4daa4fba3a3899 Souptick Joarder 2018-06-02 232 err = ttm_mem_io_reserve_vm(bo); 4daa4fba3a3899 Souptick Joarder 2018-06-02 233 if (unlikely(err != 0)) { de8dfb8e3449c7 Tom St Denis 2018-01-26 234 ret = VM_FAULT_SIGBUS; eba67093f53532 Thomas Hellstrom 2010-11-11 235 goto out_io_unlock; eba67093f53532 Thomas Hellstrom 2010-11-11 236 } ba4e7d973dd09b Thomas Hellstrom 2009-06-10 237 ba4e7d973dd09b Thomas Hellstrom 2009-06-10 238 page_offset = ((address - vma->vm_start) >> PAGE_SHIFT) + d386735588c3e2 Thomas Hellstrom 2013-12-08 239 vma->vm_pgoff - drm_vma_node_start(&bo->vma_node); d386735588c3e2 Thomas Hellstrom 2013-12-08 240 page_last = vma_pages(vma) + vma->vm_pgoff - d386735588c3e2 Thomas Hellstrom 2013-12-08 241 drm_vma_node_start(&bo->vma_node); ba4e7d973dd09b Thomas Hellstrom 2009-06-10 242 ba4e7d973dd09b Thomas Hellstrom 2009-06-10 243 if (unlikely(page_offset >= bo->num_pages)) { de8dfb8e3449c7 Tom St Denis 2018-01-26 244 ret = VM_FAULT_SIGBUS; eba67093f53532 Thomas Hellstrom 2010-11-11 245 goto out_io_unlock; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 246 } ba4e7d973dd09b Thomas Hellstrom 2009-06-10 247 ba4e7d973dd09b Thomas Hellstrom 2009-06-10 248 /* 3943875e7b73fd Thomas Hellstrom 2013-11-06 249 * Make a local vma copy to modify the page_prot member 3943875e7b73fd Thomas Hellstrom 2013-11-06 250 * and vm_flags if necessary. The vma parameter is protected 3943875e7b73fd Thomas Hellstrom 2013-11-06 251 * by mmap_sem in write mode. ba4e7d973dd09b Thomas Hellstrom 2009-06-10 252 */ 3943875e7b73fd Thomas Hellstrom 2013-11-06 253 cvma = *vma; 3943875e7b73fd Thomas Hellstrom 2013-11-06 254 cvma.vm_page_prot = vm_get_page_prot(cvma.vm_flags); 3943875e7b73fd Thomas Hellstrom 2013-11-06 255 82c5da6bf8b55a Jerome Glisse 2010-04-09 256 if (bo->mem.bus.is_iomem) { 3943875e7b73fd Thomas Hellstrom 2013-11-06 257 cvma.vm_page_prot = ttm_io_prot(bo->mem.placement, 3943875e7b73fd Thomas Hellstrom 2013-11-06 258 cvma.vm_page_prot); ba4e7d973dd09b Thomas Hellstrom 2009-06-10 259 } else { d0cef9fa4411eb Roger He 2017-12-21 260 struct ttm_operation_ctx ctx = { d0cef9fa4411eb Roger He 2017-12-21 261 .interruptible = false, aa7662b67bf6f5 Roger He 2018-01-17 262 .no_wait_gpu = false, aa7662b67bf6f5 Roger He 2018-01-17 263 .flags = TTM_OPT_FLAG_FORCE_ALLOC aa7662b67bf6f5 Roger He 2018-01-17 264 d0cef9fa4411eb Roger He 2017-12-21 265 }; d0cef9fa4411eb Roger He 2017-12-21 266 ba4e7d973dd09b Thomas Hellstrom 2009-06-10 267 ttm = bo->ttm; 3943875e7b73fd Thomas Hellstrom 2013-11-06 268 cvma.vm_page_prot = ttm_io_prot(bo->mem.placement, 3943875e7b73fd Thomas Hellstrom 2013-11-06 269 cvma.vm_page_prot); b1e5f172325547 Jerome Glisse 2011-11-02 270 b1e5f172325547 Jerome Glisse 2011-11-02 271 /* Allocate all page at once, most common usage */ 25893a14c938d5 Christian König 2018-02-01 272 if (ttm_tt_populate(ttm, &ctx)) { de8dfb8e3449c7 Tom St Denis 2018-01-26 273 ret = VM_FAULT_OOM; b1e5f172325547 Jerome Glisse 2011-11-02 274 goto out_io_unlock; b1e5f172325547 Jerome Glisse 2011-11-02 275 } ba4e7d973dd09b Thomas Hellstrom 2009-06-10 276 } ba4e7d973dd09b Thomas Hellstrom 2009-06-10 277 ba4e7d973dd09b Thomas Hellstrom 2009-06-10 278 /* ba4e7d973dd09b Thomas Hellstrom 2009-06-10 279 * Speculatively prefault a number of pages. Only error on ba4e7d973dd09b Thomas Hellstrom 2009-06-10 280 * first page. ba4e7d973dd09b Thomas Hellstrom 2009-06-10 281 */ ba4e7d973dd09b Thomas Hellstrom 2009-06-10 282 for (i = 0; i < TTM_BO_VM_NUM_PREFAULT; ++i) { 95cf9264d5f36c Tom Lendacky 2017-07-17 283 if (bo->mem.bus.is_iomem) { 18e2e6b7e2735e Anatoli Antonovitch 2019-06-28 284 #ifdef pgprot_decrypted 95cf9264d5f36c Tom Lendacky 2017-07-17 285 /* Iomem should not be marked encrypted */ 95cf9264d5f36c Tom Lendacky 2017-07-17 286 cvma.vm_page_prot = pgprot_decrypted(cvma.vm_page_prot); 1eb7eed2b3f8a5 Evan Quan 2017-05-12 287 #endif c67fa6edc8b11a Tan Xiaojun 2017-12-25 288 pfn = ttm_bo_io_mem_pfn(bo, page_offset); 95cf9264d5f36c Tom Lendacky 2017-07-17 289 } else { b1e5f172325547 Jerome Glisse 2011-11-02 290 page = ttm->pages[page_offset]; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 291 if (unlikely(!page && i == 0)) { de8dfb8e3449c7 Tom St Denis 2018-01-26 292 ret = VM_FAULT_OOM; eba67093f53532 Thomas Hellstrom 2010-11-11 293 goto out_io_unlock; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 294 } else if (unlikely(!page)) { ba4e7d973dd09b Thomas Hellstrom 2009-06-10 295 break; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 296 } 58aa6622d32af7 Thomas Hellstrom 2014-01-03 297 page->index = drm_vma_node_start(&bo->vma_node) + 58aa6622d32af7 Thomas Hellstrom 2014-01-03 298 page_offset; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 299 pfn = page_to_pfn(page); ba4e7d973dd09b Thomas Hellstrom 2009-06-10 300 } ba4e7d973dd09b Thomas Hellstrom 2009-06-10 301 7dfe8b6187f43d Thomas Hellstrom 2014-01-03 302 if (vma->vm_flags & VM_MIXEDMAP) 1eb7eed2b3f8a5 Evan Quan 2017-05-12 303 ret = vmf_insert_mixed(&cvma, address, bb02f27489fe44 Junwei Zhang 2018-08-22 304 __pfn_to_pfn_t(pfn, PFN_DEV | (bo->ssg_can_map ? PFN_MAP : 0))); 7dfe8b6187f43d Thomas Hellstrom 2014-01-03 305 else 4daa4fba3a3899 Souptick Joarder 2018-06-02 306 ret = vmf_insert_pfn(&cvma, address, pfn); ba4e7d973dd09b Thomas Hellstrom 2009-06-10 307 /* ba4e7d973dd09b Thomas Hellstrom 2009-06-10 308 * Somebody beat us to this PTE or prefaulting to ba4e7d973dd09b Thomas Hellstrom 2009-06-10 309 * an already populated PTE, or prefaulting error. ba4e7d973dd09b Thomas Hellstrom 2009-06-10 310 */ ba4e7d973dd09b Thomas Hellstrom 2009-06-10 311 4daa4fba3a3899 Souptick Joarder 2018-06-02 312 if (unlikely((ret == VM_FAULT_NOPAGE && i > 0))) ba4e7d973dd09b Thomas Hellstrom 2009-06-10 313 break; 4daa4fba3a3899 Souptick Joarder 2018-06-02 314 else if (unlikely(ret & VM_FAULT_ERROR)) eba67093f53532 Thomas Hellstrom 2010-11-11 315 goto out_io_unlock; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 316 ba4e7d973dd09b Thomas Hellstrom 2009-06-10 317 address += PAGE_SIZE; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 318 if (unlikely(++page_offset >= page_last)) ba4e7d973dd09b Thomas Hellstrom 2009-06-10 319 break; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 320 } de8dfb8e3449c7 Tom St Denis 2018-01-26 321 ret = VM_FAULT_NOPAGE; eba67093f53532 Thomas Hellstrom 2010-11-11 322 out_io_unlock: eba67093f53532 Thomas Hellstrom 2010-11-11 323 ttm_mem_io_unlock(man); ba4e7d973dd09b Thomas Hellstrom 2009-06-10 324 out_unlock: 1bebc270578bf8 Evan Quan 2019-02-18 325 kcl_reservation_object_unlock(bo->resv); de8dfb8e3449c7 Tom St Denis 2018-01-26 326 return ret; ba4e7d973dd09b Thomas Hellstrom 2009-06-10 327 } ba4e7d973dd09b Thomas Hellstrom 2009-06-10 328
:::::: The code at line 137 was first introduced by commit :::::: 1eb7eed2b3f8a53b8f348b415501f1ba07cc383c drm/amdkcl: [4.11] fix for uapi/linux/sched/types.h
:::::: TO: Evan Quan evan.quan@amd.com :::::: CC: tianci yin tianci.yin@amd.com
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