1 files changed, 1 insertions, 1 deletions

diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index 7501bb14bd51..a26ff61e2fb0 100644
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -177,7 +177,7 @@ static ssize_t __init setup_pcpu_lpage(size_t static_size, bool chosen)
         }
 
         /* allocate and build unit_map */
-        unit_map_size = num_possible_cpus() * sizeof(int);
+        unit_map_size = nr_cpu_ids * sizeof(int);
         unit_map = alloc_bootmem_nopanic(unit_map_size);
         if (!unit_map) {
                 pr_warning("PERCPU: failed to allocate unit_map\n");