7 #ifdef ARCH_HAS_NMI_WATCHDOG
12 * Check to see if a callback exists and execute it. Return 1
13 * if the handler exists and was handled successfully.
15 int do_nmi_callback(struct pt_regs *regs, int cpu);
17 extern int nmi_watchdog_enabled;
18 extern int avail_to_resrv_perfctr_nmi_bit(unsigned int);
19 extern int avail_to_resrv_perfctr_nmi(unsigned int);
20 extern int reserve_perfctr_nmi(unsigned int);
21 extern void release_perfctr_nmi(unsigned int);
22 extern int reserve_evntsel_nmi(unsigned int);
23 extern void release_evntsel_nmi(unsigned int);
25 extern void setup_apic_nmi_watchdog (void *);
26 extern void stop_apic_nmi_watchdog (void *);
27 extern void disable_timer_nmi_watchdog(void);
28 extern void enable_timer_nmi_watchdog(void);
29 extern int nmi_watchdog_tick (struct pt_regs * regs, unsigned reason);
31 extern atomic_t nmi_active;
32 extern unsigned int nmi_watchdog;
33 #define NMI_DISABLED -1
36 #define NMI_LOCAL_APIC 2
38 #define NMI_DEFAULT NMI_DISABLED
42 extern int proc_nmi_enabled(struct ctl_table *, int , struct file *,
43 void __user *, size_t *, loff_t *);
44 extern int unknown_nmi_panic;
46 void __trigger_all_cpu_backtrace(void);
47 #define trigger_all_cpu_backtrace() __trigger_all_cpu_backtrace()
51 void lapic_watchdog_stop(void);
52 int lapic_watchdog_init(unsigned nmi_hz);
53 int lapic_wd_event(unsigned nmi_hz);
54 unsigned lapic_adjust_nmi_hz(unsigned hz);
55 int lapic_watchdog_ok(void);
56 void disable_lapic_nmi_watchdog(void);
57 void enable_lapic_nmi_watchdog(void);
59 void restart_nmi(void);
61 #endif /* ASM_NMI_H */