diff options
| author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2018-05-16 17:21:29 +0200 |
|---|---|---|
| committer | Radim Krčmář <rkrcmar@redhat.com> | 2018-05-26 14:14:33 +0200 |
| commit | e2f11f42824bf2d906468a94888718ae24bf0270 (patch) | |
| tree | 5959cdfd1bca0b0277fef8037570cc6a4603dffa /arch/x86/kvm/trace.h | |
| parent | KVM: introduce kvm_make_vcpus_request_mask() API (diff) | |
| download | linux-e2f11f42824bf2d906468a94888718ae24bf0270.tar.xz linux-e2f11f42824bf2d906468a94888718ae24bf0270.zip | |
KVM: x86: hyperv: simplistic HVCALL_FLUSH_VIRTUAL_ADDRESS_{LIST,SPACE} implementation
Implement HvFlushVirtualAddress{List,Space} hypercalls in a simplistic way:
do full TLB flush with KVM_REQ_TLB_FLUSH and kick vCPUs which are currently
IN_GUEST_MODE.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Diffstat (limited to 'arch/x86/kvm/trace.h')
| -rw-r--r-- | arch/x86/kvm/trace.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h index 9807c314c478..47a4fd758743 100644 --- a/arch/x86/kvm/trace.h +++ b/arch/x86/kvm/trace.h @@ -1367,6 +1367,30 @@ TRACE_EVENT(kvm_hv_timer_state, __entry->vcpu_id, __entry->hv_timer_in_use) ); + +/* + * Tracepoint for kvm_hv_flush_tlb. + */ +TRACE_EVENT(kvm_hv_flush_tlb, + TP_PROTO(u64 processor_mask, u64 address_space, u64 flags), + TP_ARGS(processor_mask, address_space, flags), + + TP_STRUCT__entry( + __field(u64, processor_mask) + __field(u64, address_space) + __field(u64, flags) + ), + + TP_fast_assign( + __entry->processor_mask = processor_mask; + __entry->address_space = address_space; + __entry->flags = flags; + ), + + TP_printk("processor_mask 0x%llx address_space 0x%llx flags 0x%llx", + __entry->processor_mask, __entry->address_space, + __entry->flags) +); #endif /* _TRACE_KVM_H */ #undef TRACE_INCLUDE_PATH |