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| author | Feng (Eric) Liu <eric.e.liu@intel.com> | 2008-04-10 15:31:10 -0400 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-04-27 12:01:19 +0300 |
| commit | 2714d1d3d6be882b97cd0125140fccf9976a460a (patch) | |
| tree | 57b654cafff076ae95b62b7763113b1ef8511eb5 /include/asm-x86/kvm_host.h | |
| parent | 53371b5098543ab09dcb0c7ce31da887dbe58c62 (diff) | |
| download | linux-stable-2714d1d3d6be882b97cd0125140fccf9976a460a.tar.gz linux-stable-2714d1d3d6be882b97cd0125140fccf9976a460a.tar.bz2 linux-stable-2714d1d3d6be882b97cd0125140fccf9976a460a.zip | |
KVM: Add trace markers
Trace markers allow userspace to trace execution of a virtual machine
in order to monitor its performance.
Signed-off-by: Feng (Eric) Liu <eric.e.liu@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'include/asm-x86/kvm_host.h')
| -rw-r--r-- | include/asm-x86/kvm_host.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/asm-x86/kvm_host.h b/include/asm-x86/kvm_host.h index 286117878ce2..15169cb71c83 100644 --- a/include/asm-x86/kvm_host.h +++ b/include/asm-x86/kvm_host.h @@ -667,4 +667,23 @@ enum { TASK_SWITCH_GATE = 3, }; +#define KVMTRACE_5D(evt, vcpu, d1, d2, d3, d4, d5, name) \ + trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \ + vcpu, 5, d1, d2, d3, d4, d5) +#define KVMTRACE_4D(evt, vcpu, d1, d2, d3, d4, name) \ + trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \ + vcpu, 4, d1, d2, d3, d4, 0) +#define KVMTRACE_3D(evt, vcpu, d1, d2, d3, name) \ + trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \ + vcpu, 3, d1, d2, d3, 0, 0) +#define KVMTRACE_2D(evt, vcpu, d1, d2, name) \ + trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \ + vcpu, 2, d1, d2, 0, 0, 0) +#define KVMTRACE_1D(evt, vcpu, d1, name) \ + trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \ + vcpu, 1, d1, 0, 0, 0, 0) +#define KVMTRACE_0D(evt, vcpu, name) \ + trace_mark(kvm_trace_##name, "%u %p %u %u %u %u %u %u", KVM_TRC_##evt, \ + vcpu, 0, 0, 0, 0, 0, 0) + #endif |