diff options
| -rw-r--r-- | arch/x86/kernel/smpboot_32.c | 48 |
1 files changed, 2 insertions, 46 deletions
diff --git a/arch/x86/kernel/smpboot_32.c b/arch/x86/kernel/smpboot_32.c index 88ee65585d3..978e13708dd 100644 --- a/arch/x86/kernel/smpboot_32.c +++ b/arch/x86/kernel/smpboot_32.c @@ -670,6 +670,7 @@ void cpu_exit_clear(void) cpu_clear(cpu, smp_commenced_mask); unmap_cpu_to_logical_apicid(cpu); } +#endif struct warm_boot_cpu_info { struct completion *complete; @@ -710,7 +711,6 @@ static void __cpuinit __smp_prepare_cpu(int cpu) wait_for_completion(&done); } } -#endif static int boot_cpu_logical_apicid; /* Where the IO area was mapped on multiquad, always 0 otherwise */ @@ -790,8 +790,6 @@ static int __init smp_sanity_check(unsigned max_cpus) */ static void __init smp_boot_cpus(unsigned int max_cpus) { - int apicid, cpu, bit, kicked; - /* * Setup boot CPU information */ @@ -819,39 +817,6 @@ static void __init smp_boot_cpus(unsigned int max_cpus) setup_portio_remap(); - /* - * Scan the CPU present map and fire up the other CPUs via do_boot_cpu - * - * In clustered apic mode, phys_cpu_present_map is a constructed thus: - * bits 0-3 are quad0, 4-7 are quad1, etc. A perverse twist on the - * clustered apic ID. - */ - Dprintk("CPU present map: %lx\n", physids_coerce(phys_cpu_present_map)); - - kicked = 1; - for (bit = 0; kicked < NR_CPUS && bit < MAX_APICS; bit++) { - apicid = cpu_present_to_apicid(bit); - /* - * Don't even attempt to start the boot CPU! - */ - if ((apicid == boot_cpu_apicid) || (apicid == BAD_APICID)) - continue; - - if (!check_apicid_present(bit)) - continue; - if (max_cpus <= cpus_weight(cpu_present_map)) - continue; - /* Utterly temporary */ - for (cpu = 0; cpu < NR_CPUS; cpu++) - if (per_cpu(x86_cpu_to_apicid, cpu) == apicid) - break; - if (do_boot_cpu(apicid, cpu)) - printk("CPU #%d not responding - cannot use it.\n", - apicid); - else - ++kicked; - } - smpboot_setup_io_apic(); setup_boot_clock(); @@ -895,17 +860,8 @@ int __cpuinit native_cpu_up(unsigned int cpu) } per_cpu(cpu_state, cpu) = CPU_UP_PREPARE; -#ifdef CONFIG_HOTPLUG_CPU - /* - * We do warm boot only on cpus that had booted earlier - * Otherwise cold boot is all handled from smp_boot_cpus(). - * cpu_callin_map is set during AP kickstart process. Its reset - * when a cpu is taken offline from cpu_exit_clear(). - */ - if (!cpu_isset(cpu, cpu_callin_map)) - __smp_prepare_cpu(cpu); -#endif + __smp_prepare_cpu(cpu); /* In case one didn't come up */ if (!cpu_isset(cpu, cpu_callin_map)) { |