linux_dsm_epyc7002/arch/x86/kernel/cpu/mcheck/threshold.c
Andi Kleen 7856f6cce4 x86, mce: enable MCE_INTEL for 32bit new MCE
Enable the 64bit MCE_INTEL code (CMCI, thermal interrupts) for 32bit NEW_MCE.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2009-05-28 09:24:13 -07:00

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)
{
exit_idle();
irq_enter();
inc_irq_stat(irq_threshold_count);
mce_threshold_vector();
irq_exit();
/* Ack only at the end to avoid potential reentry */
ack_APIC_irq();
}