diff options
Diffstat (limited to 'arch/x86/kernel/smpboot.c')
-rw-r--r-- | arch/x86/kernel/smpboot.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 45119d39f31e..6a7fb1300073 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -1207,6 +1207,24 @@ void __init native_smp_cpus_done(unsigned int max_cpus) } #ifdef CONFIG_HOTPLUG_CPU + +# ifdef CONFIG_X86_32 +void cpu_exit_clear(void) +{ + int cpu = raw_smp_processor_id(); + + idle_task_exit(); + + cpu_uninit(); + irq_ctx_exit(cpu); + + cpu_clear(cpu, cpu_callout_map); + cpu_clear(cpu, cpu_callin_map); + + unmap_cpu_to_logical_apicid(cpu); +} +# endif /* CONFIG_X86_32 */ + void remove_siblinginfo(int cpu) { int sibling; |