Hi Andrew, FYI, kernel build failed on tree: git://git.kernel.org/pub/scm/linux/kernel/git/andrea/aa.git autonuma27 head: f3c62c0eadc7fe51f755543fe0b0830b937f8406 commit: 318fc9096f65d1187e19cba0881e2b796380fec7 [52/56] autonuma: trace: numa: add numa_migratepages trace events config: ia64-allnoconfig All error/warnings: mm/mempolicy.c: In function 'do_mbind': mm/mempolicy.c:1183:4: error: implicit declaration of function 'trace_numa_migratepages_nodemask_begin' [-Werror=implicit-function-declaration] mm/mempolicy.c:1190:4: error: implicit declaration of function 'trace_numa_migratepages_nodemask_end' [-Werror=implicit-function-declaration] cc1: some warnings being treated as errors vim +1183 mm/mempolicy.c 6ce3c4c0 (Christoph Lameter 2006-01-08 1177) if (!IS_ERR(vma)) { 6ce3c4c0 (Christoph Lameter 2006-01-08 1178) int nr_failed = 0; 6ce3c4c0 (Christoph Lameter 2006-01-08 1179) 9d8cebd4 (KOSAKI Motohiro 2010-03-05 1180) err = mbind_range(mm, start, end, new); 7e2ab150 (Christoph Lameter 2006-02-01 1181) cf608ac1 (Minchan Kim 2010-10-26 1182) if (!list_empty(&pagelist)) { 318fc909 (Andrew Jones 2012-10-02 @1183) trace_numa_migratepages_nodemask_begin(mm, &pagelist, 318fc909 (Andrew Jones 2012-10-02 1184) NULL, nmask); 95a402c3 (Christoph Lameter 2006-06-23 1185) nr_failed = migrate_pages(&pagelist, new_vma_page, 7f0f2496 (Mel Gorman 2011-01-13 1186) (unsigned long)vma, --- 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