diff options
Diffstat (limited to 'arch/x86/kvm/trace.h')
| -rw-r--r-- | arch/x86/kvm/trace.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h index bca63f0..1d65268 100644 --- a/arch/x86/kvm/trace.h +++ b/arch/x86/kvm/trace.h @@ -4,6 +4,7 @@ #include <linux/tracepoint.h> #include <asm/vmx.h> #include <asm/svm.h> +#include <asm/clocksource.h> #undef TRACE_SYSTEM #define TRACE_SYSTEM kvm @@ -754,6 +755,35 @@ TRACE_EVENT( __entry->write ? "Write" : "Read", __entry->gpa_match ? "GPA" : "GVA") ); + +#ifdef CONFIG_X86_64 + +#define host_clocks \ + {VCLOCK_NONE, "none"}, \ + {VCLOCK_TSC, "tsc"}, \ + {VCLOCK_HPET, "hpet"} \ + +TRACE_EVENT(kvm_update_master_clock, + TP_PROTO(bool use_master_clock, unsigned int host_clock), + TP_ARGS(use_master_clock, host_clock), + + TP_STRUCT__entry( + __field( bool, use_master_clock ) + __field( unsigned int, host_clock ) + ), + + TP_fast_assign( + __entry->use_master_clock = use_master_clock; + __entry->host_clock = host_clock; + ), + + TP_printk("masterclock %d hostclock %s", + __entry->use_master_clock, + __print_symbolic(__entry->host_clock, host_clocks)) +); + +#endif /* CONFIG_X86_64 */ + #endif /* _TRACE_KVM_H */ #undef TRACE_INCLUDE_PATH |
