Hi Chen, [auto build test ERROR on v4.4-rc5] [also build test ERROR on next-20151215] url: https://github.com/0day-ci/linux/commits/Chen-Gang/include-asm-generic-Notice-about-80-columns-in-pgtable-no-h/20151215-221607 config: arm-axm55xx_defconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=arm All errors (new ones prefixed by >>): In file included from arch/arm/include/asm/pgtable.h:31:0, from include/linux/mm.h:55, from arch/arm/mm/fault.c:13: arch/arm/mm/fault.c: In function 'do_translation_fault': >> arch/arm/include/asm/pgtable-3level.h:158:2: error: expected expression before 'do' do { \ ^ include/asm-generic/pgtable-nopud.h:36:36: note: in expansion of macro 'set_pud' #define set_pgd(pgdptr, pgdval) (set_pud((pud_t *)(pgdptr), \ ^ arch/arm/mm/fault.c:444:3: note: in expansion of macro 'set_pgd' set_pgd(pgd, *pgd_k); ^ vim +/do +158 arch/arm/include/asm/pgtable-3level.h da028779 Catalin Marinas 2011-11-22 142 #define pud_none(pud) (!pud_val(pud)) da028779 Catalin Marinas 2011-11-22 143 #define pud_bad(pud) (!(pud_val(pud) & 2)) da028779 Catalin Marinas 2011-11-22 144 #define pud_present(pud) (pud_val(pud)) cc577c26 Christoffer Dall 2013-01-20 145 #define pmd_table(pmd) ((pmd_val(pmd) & PMD_TYPE_MASK) == \ cc577c26 Christoffer Dall 2013-01-20 146 PMD_TYPE_TABLE) cc577c26 Christoffer Dall 2013-01-20 147 #define pmd_sect(pmd) ((pmd_val(pmd) & PMD_TYPE_MASK) == \ cc577c26 Christoffer Dall 2013-01-20 148 PMD_TYPE_SECT) 1fd15b87 Russell King 2013-10-23 149 #define pmd_large(pmd) pmd_sect(pmd) da028779 Catalin Marinas 2011-11-22 150 da028779 Catalin Marinas 2011-11-22 151 #define pud_clear(pudp) \ da028779 Catalin Marinas 2011-11-22 152 do { \ da028779 Catalin Marinas 2011-11-22 153 *pudp = __pud(0); \ da028779 Catalin Marinas 2011-11-22 154 clean_pmd_entry(pudp); \ da028779 Catalin Marinas 2011-11-22 155 } while (0) da028779 Catalin Marinas 2011-11-22 156 da028779 Catalin Marinas 2011-11-22 157 #define set_pud(pudp, pud) \ da028779 Catalin Marinas 2011-11-22 @158 do { \ da028779 Catalin Marinas 2011-11-22 159 *pudp = pud; \ da028779 Catalin Marinas 2011-11-22 160 flush_pmd_entry(pudp); \ da028779 Catalin Marinas 2011-11-22 161 } while (0) da028779 Catalin Marinas 2011-11-22 162 da028779 Catalin Marinas 2011-11-22 163 static inline pmd_t *pud_page_vaddr(pud_t pud) da028779 Catalin Marinas 2011-11-22 164 { da028779 Catalin Marinas 2011-11-22 165 return __va(pud_val(pud) & PHYS_MASK & (s32)PAGE_MASK); da028779 Catalin Marinas 2011-11-22 166 } :::::: The code at line 158 was first introduced by commit :::::: da02877987e6e173ebba137d4e1e155e1f1151cd ARM: LPAE: Page table maintenance for the 3-level format :::::: TO: Catalin Marinas <catalin.marinas@xxxxxxx> :::::: CC: Catalin Marinas <catalin.marinas@xxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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