1 /* 2 * Common corrected MCE threshold handler code: 3 */ 4 #include <linux/interrupt.h> 5 #include <linux/kernel.h> 6 7 #include <asm/irq_vectors.h> 8 #include <asm/apic.h> 9 #include <asm/idle.h> 10 #include <asm/mce.h> 11 #include <asm/trace/irq_vectors.h> 12 default_threshold_interrupt(void)13static void default_threshold_interrupt(void) 14 { 15 printk(KERN_ERR "Unexpected threshold interrupt at vector %x\n", 16 THRESHOLD_APIC_VECTOR); 17 } 18 19 void (*mce_threshold_vector)(void) = default_threshold_interrupt; 20 __smp_threshold_interrupt(void)21static inline void __smp_threshold_interrupt(void) 22 { 23 inc_irq_stat(irq_threshold_count); 24 mce_threshold_vector(); 25 } 26 smp_threshold_interrupt(void)27asmlinkage __visible void smp_threshold_interrupt(void) 28 { 29 entering_irq(); 30 __smp_threshold_interrupt(); 31 exiting_ack_irq(); 32 } 33 smp_trace_threshold_interrupt(void)34asmlinkage __visible void smp_trace_threshold_interrupt(void) 35 { 36 entering_irq(); 37 trace_threshold_apic_entry(THRESHOLD_APIC_VECTOR); 38 __smp_threshold_interrupt(); 39 trace_threshold_apic_exit(THRESHOLD_APIC_VECTOR); 40 exiting_ack_irq(); 41 } 42