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-rw-r--r--arch/x86/kernel/setup.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index f52a6fb9023..cfcfbefee0b 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -818,6 +818,7 @@ void __init setup_arch(char **cmdline_p)
get_smp_config();
#endif
+ prefill_possible_map();
#ifdef CONFIG_X86_64
init_cpu_to_node();
#endif