summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/mm/numa.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/mm/numa.c')
-rw-r--r--arch/powerpc/mm/numa.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index d3e9a78eaed3..d7737a542fd7 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -1049,7 +1049,7 @@ static void __init mark_reserved_regions_for_nid(int nid)
void __init do_init_bootmem(void)
{
- int nid;
+ int nid, cpu;
min_low_pfn = 0;
max_low_pfn = memblock_end_of_DRAM() >> PAGE_SHIFT;
@@ -1122,8 +1122,15 @@ void __init do_init_bootmem(void)
reset_numa_cpu_lookup_table();
register_cpu_notifier(&ppc64_numa_nb);
- cpu_numa_callback(&ppc64_numa_nb, CPU_UP_PREPARE,
- (void *)(unsigned long)boot_cpuid);
+ /*
+ * We need the numa_cpu_lookup_table to be accurate for all CPUs,
+ * even before we online them, so that we can use cpu_to_{node,mem}
+ * early in boot, cf. smp_prepare_cpus().
+ */
+ for_each_possible_cpu(cpu) {
+ cpu_numa_callback(&ppc64_numa_nb, CPU_UP_PREPARE,
+ (void *)(unsigned long)cpu);
+ }
}
void __init paging_init(void)