Commit c118baf80256 ("arch/powerpc/mm/numa.c: do not allocate bootmem
memory for non existing nodes") avoided bootmem memory allocation for
non existent nodes.When DEBUG_PER_CPU_MAPS enabled, powerNV system failed to boot because in sched_init_numa, cpumask_or operation was done on unallocated nodes. Fix that by making cpumask_or operation only on existing nodes. [ Tested with and w/o DEBUG_PER_CPU_MAPS on x86 and powerpc ] Reported-by: Jan Stancek <[email protected]> Signed-off-by: Raghavendra K T <[email protected]> --- kernel/sched/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 44253ad..474658b 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -6840,7 +6840,7 @@ static void sched_init_numa(void) sched_domains_numa_masks[i][j] = mask; - for (k = 0; k < nr_node_ids; k++) { + for_each_node(k) { if (node_distance(j, k) > sched_domains_numa_distance[i]) continue; -- 1.7.11.7 _______________________________________________ Linuxppc-dev mailing list [email protected] https://lists.ozlabs.org/listinfo/linuxppc-dev
