root/arch/x86/kernel/cpu/mce/threshold.c

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DEFINITIONS

This source file includes following definitions.
  1. default_threshold_interrupt
  2. smp_threshold_interrupt

   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 
  16 static void default_threshold_interrupt(void)
  17 {
  18         pr_err("Unexpected threshold interrupt at vector %x\n",
  19                 THRESHOLD_APIC_VECTOR);
  20 }
  21 
  22 void (*mce_threshold_vector)(void) = default_threshold_interrupt;
  23 
  24 asmlinkage __visible void __irq_entry smp_threshold_interrupt(struct pt_regs *regs)
  25 {
  26         entering_irq();
  27         trace_threshold_apic_entry(THRESHOLD_APIC_VECTOR);
  28         inc_irq_stat(irq_threshold_count);
  29         mce_threshold_vector();
  30         trace_threshold_apic_exit(THRESHOLD_APIC_VECTOR);
  31         exiting_ack_irq();
  32 }

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