Hi Alistair, Thank you for the patch! Yet something to improve:
[auto build test ERROR on kselftest/next] [also build test ERROR on linus/master v5.11 next-20210218] [cannot apply to hnaz-linux-mm/master] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Alistair-Popple/Add-support-for-SVM-atomics-in-Nouveau/20210219-100858 base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next config: mips-randconfig-r036-20210218 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project c9439ca36342fb6013187d0a69aef92736951476) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install mips cross compiling tool for clang build # apt-get install binutils-mips-linux-gnu # https://github.com/0day-ci/linux/commit/bb5444811772d30b2e3bbaa44baeb8a4b3f03cec git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Alistair-Popple/Add-support-for-SVM-atomics-in-Nouveau/20210219-100858 git checkout bb5444811772d30b2e3bbaa44baeb8a4b3f03cec # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All error/warnings (new ones prefixed by >>): >> fs/proc/task_mmu.c:521:12: error: implicit declaration of function >> 'is_device_exclusive_entry' [-Werror,-Wimplicit-function-declaration] else if (is_device_exclusive_entry(swpent)) ^ fs/proc/task_mmu.c:521:12: note: did you mean 'is_device_private_entry'? include/linux/swapops.h:176:20: note: 'is_device_private_entry' declared here static inline bool is_device_private_entry(swp_entry_t entry) ^ >> fs/proc/task_mmu.c:522:11: error: implicit declaration of function >> 'device_exclusive_entry_to_page' [-Werror,-Wimplicit-function-declaration] page = device_exclusive_entry_to_page(swpent); ^ fs/proc/task_mmu.c:522:11: note: did you mean 'device_private_entry_to_page'? include/linux/swapops.h:191:28: note: 'device_private_entry_to_page' declared here static inline struct page *device_private_entry_to_page(swp_entry_t entry) ^ >> fs/proc/task_mmu.c:522:9: warning: incompatible integer to pointer >> conversion assigning to 'struct page *' from 'int' [-Wint-conversion] page = device_exclusive_entry_to_page(swpent); ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ fs/proc/task_mmu.c:1395:7: error: implicit declaration of function 'is_device_exclusive_entry' [-Werror,-Wimplicit-function-declaration] if (is_device_exclusive_entry(entry)) ^ fs/proc/task_mmu.c:1396:11: error: implicit declaration of function 'device_exclusive_entry_to_page' [-Werror,-Wimplicit-function-declaration] page = device_exclusive_entry_to_page(entry); ^ fs/proc/task_mmu.c:1396:9: warning: incompatible integer to pointer conversion assigning to 'struct page *' from 'int' [-Wint-conversion] page = device_exclusive_entry_to_page(entry); ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 2 warnings and 4 errors generated. vim +/is_device_exclusive_entry +521 fs/proc/task_mmu.c 490 491 static void smaps_pte_entry(pte_t *pte, unsigned long addr, 492 struct mm_walk *walk) 493 { 494 struct mem_size_stats *mss = walk->private; 495 struct vm_area_struct *vma = walk->vma; 496 bool locked = !!(vma->vm_flags & VM_LOCKED); 497 struct page *page = NULL; 498 499 if (pte_present(*pte)) { 500 page = vm_normal_page(vma, addr, *pte); 501 } else if (is_swap_pte(*pte)) { 502 swp_entry_t swpent = pte_to_swp_entry(*pte); 503 504 if (!non_swap_entry(swpent)) { 505 int mapcount; 506 507 mss->swap += PAGE_SIZE; 508 mapcount = swp_swapcount(swpent); 509 if (mapcount >= 2) { 510 u64 pss_delta = (u64)PAGE_SIZE << PSS_SHIFT; 511 512 do_div(pss_delta, mapcount); 513 mss->swap_pss += pss_delta; 514 } else { 515 mss->swap_pss += (u64)PAGE_SIZE << PSS_SHIFT; 516 } 517 } else if (is_migration_entry(swpent)) 518 page = migration_entry_to_page(swpent); 519 else if (is_device_private_entry(swpent)) 520 page = device_private_entry_to_page(swpent); > 521 else if (is_device_exclusive_entry(swpent)) > 522 page = device_exclusive_entry_to_page(swpent); 523 } else if (unlikely(IS_ENABLED(CONFIG_SHMEM) && mss->check_shmem_swap 524 && pte_none(*pte))) { 525 page = xa_load(&vma->vm_file->f_mapping->i_pages, 526 linear_page_index(vma, addr)); 527 if (xa_is_value(page)) 528 mss->swap += PAGE_SIZE; 529 return; 530 } 531 532 if (!page) 533 return; 534 535 smaps_account(mss, page, false, pte_young(*pte), pte_dirty(*pte), locked); 536 } 537 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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