diff options
Diffstat (limited to 'include/asm-i386/nmi.h')
| -rw-r--r-- | include/asm-i386/nmi.h | 37 |
1 files changed, 17 insertions, 20 deletions
diff --git a/include/asm-i386/nmi.h b/include/asm-i386/nmi.h index 67d994799999..303bcd4592bb 100644 --- a/include/asm-i386/nmi.h +++ b/include/asm-i386/nmi.h @@ -6,32 +6,29 @@ #include <linux/pm.h> -struct pt_regs; - -typedef int (*nmi_callback_t)(struct pt_regs * regs, int cpu); - /** - * set_nmi_callback + * do_nmi_callback * - * Set a handler for an NMI. Only one handler may be - * set. Return 1 if the NMI was handled. + * Check to see if a callback exists and execute it. Return 1 + * if the handler exists and was handled successfully. */ -void set_nmi_callback(nmi_callback_t callback); - -/** - * unset_nmi_callback - * - * Remove the handler previously set. - */ -void unset_nmi_callback(void); - -extern void setup_apic_nmi_watchdog (void); -extern int reserve_lapic_nmi(void); -extern void release_lapic_nmi(void); +int do_nmi_callback(struct pt_regs *regs, int cpu); + +extern int nmi_watchdog_enabled; +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); +extern int nmi_watchdog_tick (struct pt_regs * regs, unsigned reason); +extern atomic_t nmi_active; extern unsigned int nmi_watchdog; #define NMI_DEFAULT -1 #define NMI_NONE 0 |