Hi Jérôme, [auto build test ERROR on mmotm/master] [also build test ERROR on next-20170523] [cannot apply to v4.12-rc2] [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/J-r-me-Glisse/HMM-Heterogeneous-Memory-Management-v22/20170523-153623 base: git://git.cmpxchg.org/linux-mmotm.git master config: x86_64-acpi-redef (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 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/suspend.h:8:0, from arch/x86/kernel/asm-offsets.c:12: include/linux/mm.h: In function 'is_device_private_page': >> include/linux/mm.h:796:15: error: dereferencing pointer to incomplete type 'struct dev_pagemap' (page->pgmap->type == MEMORY_DEVICE_PRIVATE)); ^~ >> include/linux/mm.h:796:25: error: 'MEMORY_DEVICE_PRIVATE' undeclared (first use in this function) (page->pgmap->type == MEMORY_DEVICE_PRIVATE)); ^~~~~~~~~~~~~~~~~~~~~ include/linux/mm.h:796:25: 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 +796 include/linux/mm.h 790 } 791 792 static inline bool is_device_private_page(const struct page *page) 793 { 794 /* See MEMORY_DEVICE_PRIVATE in include/linux/memory_hotplug.h */ 795 return ((page_zonenum(page) == ZONE_DEVICE) && > 796 (page->pgmap->type == MEMORY_DEVICE_PRIVATE)); 797 } 798 #else 799 static inline bool is_zone_device_page(const struct page *page) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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