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SubjectRe: [PATCH v8 01/20] kasan, mm: change hooks signatures
On Fri, Sep 21, 2018 at 6:05 AM, kbuild test robot <lkp@intel.com> wrote:
> Hi Andrey,
>
> Thank you for the patch! Yet something to improve:
>
> [auto build test ERROR on linus/master]
> [also build test ERROR on v4.19-rc4 next-20180919]
> [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/Andrey-Konovalov/kasan-add-software-tag-based-mode-for-arm64/20180920-172444
> config: x86_64-randconfig-x013-201837 (attached as .config)
> compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
> reproduce:
> # save the attached .config to linux build tree
> make ARCH=x86_64
>
> All errors (new ones prefixed by >>):
>
> In file included from include/linux/slab.h:129:0,
> from include/linux/crypto.h:24,
> from arch/x86/kernel/asm-offsets.c:9:
> include/linux/kasan.h: In function 'kasan_init_slab_obj':
>>> include/linux/kasan.h:111:9: error: 'ptr' undeclared (first use in this function)
> return ptr;
> ^~~

Right, will fix in v9.

> include/linux/kasan.h:111:9: note: each undeclared identifier is reported only once for each function it appears in
> make[2]: *** [arch/x86/kernel/asm-offsets.s] Error 1
> make[2]: Target '__build' not remade because of errors.
> make[1]: *** [prepare0] Error 2
> make[1]: Target 'prepare' not remade because of errors.
> make: *** [sub-make] Error 2
>
> vim +/ptr +111 include/linux/kasan.h
>
> 102
> 103 static inline void kasan_poison_slab(struct page *page) {}
> 104 static inline void kasan_unpoison_object_data(struct kmem_cache *cache,
> 105 void *object) {}
> 106 static inline void kasan_poison_object_data(struct kmem_cache *cache,
> 107 void *object) {}
> 108 static inline void *kasan_init_slab_obj(struct kmem_cache *cache,
> 109 const void *object)
> 110 {
> > 111 return ptr;
> 112 }
> 113
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all Intel Corporation
>
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