Hi Peter, JUST FYI, kernel build failed on tree: git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master config: s390-allmodconfig # make ARCH=s390 allmodconfig All error/warnings: mm/huge_memory.c: In function '__split_huge_page_map': mm/huge_memory.c:1424:2: error: implicit declaration of function 'pmd_pgprot' [-Werror=implicit-function-declaration] mm/huge_memory.c:1424:7: error: incompatible types when assigning to type 'pgprot_t' from type 'int' cc1: some warnings being treated as errors vim +1424 mm/huge_memory.c 71e3aac0 Andrea Arcangeli 2011-01-13 1418 spin_lock(&mm->page_table_lock); 71e3aac0 Andrea Arcangeli 2011-01-13 1419 pmd = page_check_address_pmd(page, mm, address, 71e3aac0 Andrea Arcangeli 2011-01-13 1420 PAGE_CHECK_ADDRESS_PMD_SPLITTING_FLAG); 93c9d633 Peter Zijlstra 2012-07-17 1421 if (!pmd) 93c9d633 Peter Zijlstra 2012-07-17 1422 goto unlock; 71e3aac0 Andrea Arcangeli 2011-01-13 1423 93c9d633 Peter Zijlstra 2012-07-17 @1424 prot = pmd_pgprot(*pmd); 64a863c8 Stephen Rothwell 2012-10-18 1425 pgtable = pgtable_trans_huge_withdraw(mm); 93c9d633 Peter Zijlstra 2012-07-17 1426 pmd_populate(mm, &_pmd, pgtable); 93c9d633 Peter Zijlstra 2012-07-17 1427 --- 0-DAY kernel build testing backend Open Source Technology Center Fengguang Wu, Yuanhan Liu Intel Corporation -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html