mirror of https://gitee.com/openkylin/linux.git
30 lines
641 B
C
30 lines
641 B
C
/*
|
|
* Common corrected MCE threshold handler code:
|
|
*/
|
|
#include <linux/interrupt.h>
|
|
#include <linux/kernel.h>
|
|
|
|
#include <asm/irq_vectors.h>
|
|
#include <asm/apic.h>
|
|
#include <asm/idle.h>
|
|
#include <asm/mce.h>
|
|
|
|
static void default_threshold_interrupt(void)
|
|
{
|
|
printk(KERN_ERR "Unexpected threshold interrupt at vector %x\n",
|
|
THRESHOLD_APIC_VECTOR);
|
|
}
|
|
|
|
void (*mce_threshold_vector)(void) = default_threshold_interrupt;
|
|
|
|
asmlinkage void smp_threshold_interrupt(void)
|
|
{
|
|
irq_enter();
|
|
exit_idle();
|
|
inc_irq_stat(irq_threshold_count);
|
|
mce_threshold_vector();
|
|
irq_exit();
|
|
/* Ack only at the end to avoid potential reentry */
|
|
ack_APIC_irq();
|
|
}
|