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-shannon_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 error/warnings (new ones prefixed by >>): In file included from arch/arm/include/asm/pgtable.h:33:0, 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-2level.h:187:27: error: expected expression >> before 'do' #define set_pud(pud,pudp) do { } while (0) ^ 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 +/set_pgd +444 arch/arm/mm/fault.c ^1da177e Linus Torvalds 2005-04-16 428 pmd_t *pmd, *pmd_k; ^1da177e Linus Torvalds 2005-04-16 429 ^1da177e Linus Torvalds 2005-04-16 430 if (addr < TASK_SIZE) ^1da177e Linus Torvalds 2005-04-16 431 return do_page_fault(addr, fsr, regs); ^1da177e Linus Torvalds 2005-04-16 432 5e27fb78 Anfei 2010-06-08 433 if (user_mode(regs)) 5e27fb78 Anfei 2010-06-08 434 goto bad_area; 5e27fb78 Anfei 2010-06-08 435 ^1da177e Linus Torvalds 2005-04-16 436 index = pgd_index(addr); ^1da177e Linus Torvalds 2005-04-16 437 ^1da177e Linus Torvalds 2005-04-16 438 pgd = cpu_get_pgd() + index; ^1da177e Linus Torvalds 2005-04-16 439 pgd_k = init_mm.pgd + index; ^1da177e Linus Torvalds 2005-04-16 440 ^1da177e Linus Torvalds 2005-04-16 441 if (pgd_none(*pgd_k)) ^1da177e Linus Torvalds 2005-04-16 442 goto bad_area; ^1da177e Linus Torvalds 2005-04-16 443 if (!pgd_present(*pgd)) ^1da177e Linus Torvalds 2005-04-16 @444 set_pgd(pgd, *pgd_k); ^1da177e Linus Torvalds 2005-04-16 445 516295e5 Russell King 2010-11-21 446 pud = pud_offset(pgd, addr); 516295e5 Russell King 2010-11-21 447 pud_k = pud_offset(pgd_k, addr); 516295e5 Russell King 2010-11-21 448 516295e5 Russell King 2010-11-21 449 if (pud_none(*pud_k)) 516295e5 Russell King 2010-11-21 450 goto bad_area; 516295e5 Russell King 2010-11-21 451 if (!pud_present(*pud)) 516295e5 Russell King 2010-11-21 452 set_pud(pud, *pud_k); :::::: The code at line 444 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torva...@ppc970.osdl.org> :::::: CC: Linus Torvalds <torva...@ppc970.osdl.org> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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