diff options
Diffstat (limited to 'include/asm-x86_64/nmi.h')
| -rw-r--r-- | include/asm-x86_64/nmi.h | 45 |
1 files changed, 24 insertions, 21 deletions
diff --git a/include/asm-x86_64/nmi.h b/include/asm-x86_64/nmi.h index efb45c894d7..f367d4014b4 100644 --- a/include/asm-x86_64/nmi.h +++ b/include/asm-x86_64/nmi.h @@ -7,24 +7,13 @@ #include <linux/pm.h> #include <asm/io.h> -struct pt_regs; - -typedef int (*nmi_callback_t)(struct pt_regs * regs, int cpu); - -/** - * set_nmi_callback - * - * Set a handler for an NMI. Only one handler may be - * set. Return 1 if the NMI was handled. - */ -void set_nmi_callback(nmi_callback_t callback); - /** - * unset_nmi_callback + * do_nmi_callback * - * Remove the handler previously set. + * Check to see if a callback exists and execute it. Return 1 + * if the handler exists and was handled successfully. */ -void unset_nmi_callback(void); +int do_nmi_callback(struct pt_regs *regs, int cpu); #ifdef CONFIG_PM @@ -48,25 +37,32 @@ static inline void unset_nmi_pm_callback(struct pm_dev * dev) #endif /* CONFIG_PM */ extern void default_do_nmi(struct pt_regs *); -extern void die_nmi(char *str, struct pt_regs *regs); +extern void die_nmi(char *str, struct pt_regs *regs, int do_panic); #define get_nmi_reason() inb(0x61) extern int panic_on_timeout; extern int unknown_nmi_panic; +extern int nmi_watchdog_enabled; extern int check_nmi_watchdog(void); - -extern void setup_apic_nmi_watchdog (void); -extern int reserve_lapic_nmi(void); -extern void release_lapic_nmi(void); +extern int avail_to_resrv_perfctr_nmi_bit(unsigned int); +extern int avail_to_resrv_perfctr_nmi(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); + +extern void setup_apic_nmi_watchdog (void *); +extern void stop_apic_nmi_watchdog (void *); extern void disable_timer_nmi_watchdog(void); extern void enable_timer_nmi_watchdog(void); -extern void nmi_watchdog_tick (struct pt_regs * regs, unsigned reason); +extern int nmi_watchdog_tick (struct pt_regs * regs, unsigned reason); extern void nmi_watchdog_default(void); extern int setup_nmi_watchdog(char *); +extern atomic_t nmi_active; extern unsigned int nmi_watchdog; #define NMI_DEFAULT -1 #define NMI_NONE 0 @@ -74,4 +70,11 @@ extern unsigned int nmi_watchdog; #define NMI_LOCAL_APIC 2 #define NMI_INVALID 3 +struct ctl_table; +struct file; +extern int proc_nmi_enabled(struct ctl_table *, int , struct file *, + void __user *, size_t *, loff_t *); + +extern int unknown_nmi_panic; + #endif /* ASM_NMI_H */ |