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: xtensa-allmodconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 4.9.0 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=xtensa All errors (new ones prefixed by >>): In file included from include/linux/mm.h:26:0, from include/linux/pid_namespace.h:6, from include/linux/ptrace.h:9, from arch/xtensa/kernel/asm-offsets.c:21: >> include/linux/memremap.h:97:5: error: unknown type name 'pmd_t' pmd_t *pmdp); ^ >> include/linux/memremap.h:112:2: error: unknown type name 'dev_page_fault_t' dev_page_fault_t page_fault; ^ make[2]: *** [arch/xtensa/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 +/pmd_t +97 include/linux/memremap.h 637316dc Jérôme Glisse 2017-05-22 91 * This allows the device driver to implement its own memory management.) 637316dc Jérôme Glisse 2017-05-22 92 */ 637316dc Jérôme Glisse 2017-05-22 93 typedef int (*dev_page_fault_t)(struct vm_area_struct *vma, 637316dc Jérôme Glisse 2017-05-22 94 unsigned long addr, 637316dc Jérôme Glisse 2017-05-22 95 struct page *page, 637316dc Jérôme Glisse 2017-05-22 96 unsigned int flags, 637316dc Jérôme Glisse 2017-05-22 @97 pmd_t *pmdp); 637316dc Jérôme Glisse 2017-05-22 98 typedef void (*dev_page_free_t)(struct page *page, void *data); 637316dc Jérôme Glisse 2017-05-22 99 9476df7d Dan Williams 2016-01-15 100 /** 9476df7d Dan Williams 2016-01-15 101 * struct dev_pagemap - metadata for ZONE_DEVICE mappings 637316dc Jérôme Glisse 2017-05-22 102 * @page_fault: callback when CPU fault on an unaddressable device page 637316dc Jérôme Glisse 2017-05-22 103 * @page_free: free page callback when page refcount reaches 1 4b94ffdc Dan Williams 2016-01-15 104 * @altmap: pre-allocated/reserved memory for vmemmap allocations 5c2c2587 Dan Williams 2016-01-15 105 * @res: physical address range covered by @ref 5c2c2587 Dan Williams 2016-01-15 106 * @ref: reference count that pins the devm_memremap_pages() mapping 9476df7d Dan Williams 2016-01-15 107 * @dev: host device of the mapping for debug 637316dc Jérôme Glisse 2017-05-22 108 * @data: private data pointer for page_free() 637316dc Jérôme Glisse 2017-05-22 109 * @type: memory type: see MEMORY_* in memory_hotplug.h 9476df7d Dan Williams 2016-01-15 110 */ 9476df7d Dan Williams 2016-01-15 111 struct dev_pagemap { 637316dc Jérôme Glisse 2017-05-22 @112 dev_page_fault_t page_fault; 637316dc Jérôme Glisse 2017-05-22 113 dev_page_free_t page_free; 4b94ffdc Dan Williams 2016-01-15 114 struct vmem_altmap *altmap; 4b94ffdc Dan Williams 2016-01-15 115 const struct resource *res; :::::: The code at line 97 was first introduced by commit :::::: 637316dc095146524a922f5429b0b78840bede2d mm/ZONE_DEVICE: new type of ZONE_DEVICE for unaddressable memory v2 :::::: TO: Jérôme Glisse <jglisse@xxxxxxxxxx> :::::: CC: 0day robot <fengguang.wu@xxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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