diff options
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kernel/setup.c | 1 | ||||
| -rw-r--r-- | arch/x86/kernel/setup_percpu.c | 10 | ||||
| -rw-r--r-- | arch/x86/kernel/smpboot.c | 8 |
3 files changed, 9 insertions, 10 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index f52a6fb90238..cfcfbefee0b9 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 diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c index 43aca2de624a..5fc310f746fc 100644 --- a/arch/x86/kernel/setup_percpu.c +++ b/arch/x86/kernel/setup_percpu.c @@ -162,16 +162,6 @@ void __init setup_per_cpu_areas(void) char *ptr; int cpu; - /* no processor from mptable or madt */ - if (!num_processors) - num_processors = 1; - -#ifdef CONFIG_HOTPLUG_CPU - prefill_possible_map(); -#else - nr_cpu_ids = num_processors; -#endif - /* Setup cpu_pda map */ setup_cpu_pda_map(); diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 3b19441d78b8..e1200b202ed7 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -1278,12 +1278,20 @@ __init void prefill_possible_map(void) int i; int possible; + /* no processor from mptable or madt */ + 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; |
