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-rw-r--r--arch/x86/kernel/smpboot.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index aa804c64b16..9056f7e272c 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -258,6 +258,7 @@ static void __cpuinit smp_callin(void)
end_local_APIC_setup();
map_cpu_to_logical_apicid();
+ notify_cpu_starting(cpuid);
/*
* Get our bogomips.
*
@@ -1313,16 +1314,13 @@ __init void prefill_possible_map(void)
if (!num_processors)
num_processors = 1;
-#ifdef CONFIG_HOTPLUG_CPU
if (additional_cpus == -1) {
if (disabled_cpus > 0)
additional_cpus = disabled_cpus;
else
additional_cpus = 0;
}
-#else
- additional_cpus = 0;
-#endif
+
possible = num_processors + additional_cpus;
if (possible > NR_CPUS)
possible = NR_CPUS;