x86: I/O APIC: remove an IRQ2-mask hack

[linux-2.6-omap-h63xx.git] / arch / x86 / kernel / process_32.c

diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index c2a11d77b1b5664391b96577d67c698fec5534d3..9a139f6c9df30fa2c304e96da89b99fd62b78a8d 100644 (file)
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -74,6 +74,22 @@ unsigned long thread_saved_pc(struct task_struct *tsk)
 
 #ifdef CONFIG_HOTPLUG_CPU
 #include <asm/nmi.h>
+
+static 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);
+
+       numa_remove_cpu(cpu);
+}
+
 /* We don't actually take CPU down, just spin without interrupts. */
 static inline void play_dead(void)
 {