1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Common corrected MCE threshold handler code:
4 */
5#include <linux/interrupt.h>
6#include <linux/kernel.h>
7
8#include <asm/irq_vectors.h>
9#include <asm/traps.h>
10#include <asm/apic.h>
11#include <asm/mce.h>
12#include <asm/trace/irq_vectors.h>
13
14#include "internal.h"
15
16static void default_threshold_interrupt(void)
17{
18	pr_err("Unexpected threshold interrupt at vector %x\n",
19		THRESHOLD_APIC_VECTOR);
20}
21
22void (*mce_threshold_vector)(void) = default_threshold_interrupt;
23
24DEFINE_IDTENTRY_SYSVEC(sysvec_threshold)
25{
26	trace_threshold_apic_entry(THRESHOLD_APIC_VECTOR);
27	inc_irq_stat(irq_threshold_count);
28	mce_threshold_vector();
29	trace_threshold_apic_exit(THRESHOLD_APIC_VECTOR);
30	ack_APIC_irq();
31}
32