linux/arch/x86/include/asm/nmi.h
Jan Beulich 02ca752e41 x86: Remove die_nmi()
With no caller left, the function and the DIE_NMIWATCHDOG
enumerator can both go away.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Don Zickus <dzickus@redhat.com>
LKML-Reference: <4D5D521C0200007800032702@vpn.id2.novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-02-18 08:54:05 +01:00

49 lines
1.4 KiB
C

#ifndef _ASM_X86_NMI_H
#define _ASM_X86_NMI_H
#include <linux/pm.h>
#include <asm/irq.h>
#include <asm/io.h>
#ifdef CONFIG_X86_LOCAL_APIC
extern int avail_to_resrv_perfctr_nmi_bit(unsigned int);
extern int reserve_perfctr_nmi(unsigned int);
extern void release_perfctr_nmi(unsigned int);
extern int reserve_evntsel_nmi(unsigned int);
extern void release_evntsel_nmi(unsigned int);
struct ctl_table;
extern int proc_nmi_enabled(struct ctl_table *, int ,
void __user *, size_t *, loff_t *);
extern int unknown_nmi_panic;
void arch_trigger_all_cpu_backtrace(void);
#define arch_trigger_all_cpu_backtrace arch_trigger_all_cpu_backtrace
#endif
/*
* Define some priorities for the nmi notifier call chain.
*
* Create a local nmi bit that has a higher priority than
* external nmis, because the local ones are more frequent.
*
* Also setup some default high/normal/low settings for
* subsystems to registers with. Using 4 bits to seperate
* the priorities. This can go alot higher if needed be.
*/
#define NMI_LOCAL_SHIFT 16 /* randomly picked */
#define NMI_LOCAL_BIT (1ULL << NMI_LOCAL_SHIFT)
#define NMI_HIGH_PRIOR (1ULL << 8)
#define NMI_NORMAL_PRIOR (1ULL << 4)
#define NMI_LOW_PRIOR (1ULL << 0)
#define NMI_LOCAL_HIGH_PRIOR (NMI_LOCAL_BIT | NMI_HIGH_PRIOR)
#define NMI_LOCAL_NORMAL_PRIOR (NMI_LOCAL_BIT | NMI_NORMAL_PRIOR)
#define NMI_LOCAL_LOW_PRIOR (NMI_LOCAL_BIT | NMI_LOW_PRIOR)
void stop_nmi(void);
void restart_nmi(void);
#endif /* _ASM_X86_NMI_H */