diff options
| -rw-r--r-- | arch/x86/hyperv/nested.c | 3 | ||||
| -rw-r--r-- | arch/x86/include/asm/trace/hyperv.h | 14 |
2 files changed, 17 insertions, 0 deletions
diff --git a/arch/x86/hyperv/nested.c b/arch/x86/hyperv/nested.c index 08f914217518..b8e60cc50461 100644 --- a/arch/x86/hyperv/nested.c +++ b/arch/x86/hyperv/nested.c @@ -14,6 +14,8 @@ #include <asm/mshyperv.h> #include <asm/tlbflush.h> +#include <asm/trace/hyperv.h> + int hyperv_flush_guest_mapping(u64 as) { struct hv_guest_mapping_flush **flush_pcpu; @@ -48,6 +50,7 @@ int hyperv_flush_guest_mapping(u64 as) ret = 0; fault: + trace_hyperv_nested_flush_guest_mapping(as, ret); return ret; } EXPORT_SYMBOL_GPL(hyperv_flush_guest_mapping); diff --git a/arch/x86/include/asm/trace/hyperv.h b/arch/x86/include/asm/trace/hyperv.h index 4253bca99989..e1ffe61de8d6 100644 --- a/arch/x86/include/asm/trace/hyperv.h +++ b/arch/x86/include/asm/trace/hyperv.h @@ -28,6 +28,20 @@ TRACE_EVENT(hyperv_mmu_flush_tlb_others, __entry->addr, __entry->end) ); +TRACE_EVENT(hyperv_nested_flush_guest_mapping, + TP_PROTO(u64 as, int ret), + TP_ARGS(as, ret), + + TP_STRUCT__entry( + __field(u64, as) + __field(int, ret) + ), + TP_fast_assign(__entry->as = as; + __entry->ret = ret; + ), + TP_printk("address space %llx ret %d", __entry->as, __entry->ret) + ); + #endif /* CONFIG_HYPERV */ #undef TRACE_INCLUDE_PATH |