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| author | Kai Huang <kai.huang@linux.intel.com> | 2015-01-28 10:54:28 +0800 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-01-30 09:39:54 +0100 |
| commit | 843e4330573cc5261ae260ce0b83dc570d8cdc05 (patch) | |
| tree | d0f12d56f8f4c0abc1c4c204468d6061b4ba0be3 /arch/x86/kvm/trace.h | |
| parent | 88178fd4f7187bbe290c5d373fd44aabec891934 (diff) | |
KVM: VMX: Add PML support in VMX
This patch adds PML support in VMX. A new module parameter 'enable_pml' is added
to allow user to enable/disable it manually.
Signed-off-by: Kai Huang <kai.huang@linux.intel.com>
Reviewed-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/trace.h')
| -rw-r--r-- | arch/x86/kvm/trace.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h index 587149bd6f76..7c7bc8bef21f 100644 --- a/arch/x86/kvm/trace.h +++ b/arch/x86/kvm/trace.h @@ -848,6 +848,24 @@ TRACE_EVENT(kvm_track_tsc, #endif /* CONFIG_X86_64 */ +/* + * Tracepoint for PML full VMEXIT. + */ +TRACE_EVENT(kvm_pml_full, + TP_PROTO(unsigned int vcpu_id), + TP_ARGS(vcpu_id), + + TP_STRUCT__entry( + __field( unsigned int, vcpu_id ) + ), + + TP_fast_assign( + __entry->vcpu_id = vcpu_id; + ), + + TP_printk("vcpu %d: PML full", __entry->vcpu_id) +); + TRACE_EVENT(kvm_ple_window, TP_PROTO(bool grow, unsigned int vcpu_id, int new, int old), TP_ARGS(grow, vcpu_id, new, old), |