Hi Nadav, [auto build test ERROR on linus/master] [also build test ERROR on v4.13-rc2 next-20170728] [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/Nadav-Amit/mm-fixes-of-tlb_flush_pending/20170728-034608 config: blackfin-BF537-STAMP_defconfig (attached as .config) compiler: bfin-uclinux-gcc (GCC) 6.2.0 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=blackfin All errors (new ones prefixed by >>): In file included from include/asm-generic/bug.h:4:0, from arch/blackfin/include/asm/bug.h:71, from include/linux/bug.h:4, from include/linux/mmdebug.h:4, from include/linux/gfp.h:4, from include/linux/slab.h:14, from kernel/fork.c:14: kernel/fork.c: In function 'mm_init': >> kernel/fork.c:810:16: error: 'struct mm_struct' has no member named 'tlb_flush_pending' atomic_set(&mm->tlb_flush_pending, 0); ^ include/linux/compiler.h:329:17: note: in definition of macro 'WRITE_ONCE' union { typeof(x) __val; char __c[1]; } __u = \ ^ kernel/fork.c:810:2: note: in expansion of macro 'atomic_set' atomic_set(&mm->tlb_flush_pending, 0); ^~~~~~~~~~ >> kernel/fork.c:810:16: error: 'struct mm_struct' has no member named 'tlb_flush_pending' atomic_set(&mm->tlb_flush_pending, 0); ^ include/linux/compiler.h:330:30: note: in definition of macro 'WRITE_ONCE' { .__val = (__force typeof(x)) (val) }; \ ^ kernel/fork.c:810:2: note: in expansion of macro 'atomic_set' atomic_set(&mm->tlb_flush_pending, 0); ^~~~~~~~~~ >> kernel/fork.c:810:16: error: 'struct mm_struct' has no member named 'tlb_flush_pending' atomic_set(&mm->tlb_flush_pending, 0); ^ include/linux/compiler.h:331:22: note: in definition of macro 'WRITE_ONCE' __write_once_size(&(x), __u.__c, sizeof(x)); \ ^ kernel/fork.c:810:2: note: in expansion of macro 'atomic_set' atomic_set(&mm->tlb_flush_pending, 0); ^~~~~~~~~~ >> kernel/fork.c:810:16: error: 'struct mm_struct' has no member named 'tlb_flush_pending' atomic_set(&mm->tlb_flush_pending, 0); ^ include/linux/compiler.h:331:42: note: in definition of macro 'WRITE_ONCE' __write_once_size(&(x), __u.__c, sizeof(x)); \ ^ kernel/fork.c:810:2: note: in expansion of macro 'atomic_set' atomic_set(&mm->tlb_flush_pending, 0); ^~~~~~~~~~ vim +810 kernel/fork.c 787 788 static struct mm_struct *mm_init(struct mm_struct *mm, struct task_struct *p, 789 struct user_namespace *user_ns) 790 { 791 mm->mmap = NULL; 792 mm->mm_rb = RB_ROOT; 793 mm->vmacache_seqnum = 0; 794 atomic_set(&mm->mm_users, 1); 795 atomic_set(&mm->mm_count, 1); 796 init_rwsem(&mm->mmap_sem); 797 INIT_LIST_HEAD(&mm->mmlist); 798 mm->core_state = NULL; 799 atomic_long_set(&mm->nr_ptes, 0); 800 mm_nr_pmds_init(mm); 801 mm->map_count = 0; 802 mm->locked_vm = 0; 803 mm->pinned_vm = 0; 804 memset(&mm->rss_stat, 0, sizeof(mm->rss_stat)); 805 spin_lock_init(&mm->page_table_lock); 806 mm_init_cpumask(mm); 807 mm_init_aio(mm); 808 mm_init_owner(mm, p); 809 mmu_notifier_mm_init(mm); > 810 atomic_set(&mm->tlb_flush_pending, 0); 811 #if defined(CONFIG_TRANSPARENT_HUGEPAGE) && !USE_SPLIT_PMD_PTLOCKS 812 mm->pmd_huge_pte = NULL; 813 #endif 814 815 if (current->mm) { 816 mm->flags = current->mm->flags & MMF_INIT_MASK; 817 mm->def_flags = current->mm->def_flags & VM_INIT_DEF_MASK; 818 } else { 819 mm->flags = default_dump_filter; 820 mm->def_flags = 0; 821 } 822 823 if (mm_alloc_pgd(mm)) 824 goto fail_nopgd; 825 826 if (init_new_context(p, mm)) 827 goto fail_nocontext; 828 829 mm->user_ns = get_user_ns(user_ns); 830 return mm; 831 832 fail_nocontext: 833 mm_free_pgd(mm); 834 fail_nopgd: 835 free_mm(mm); 836 return NULL; 837 } 838 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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