At Thu, 3 Jul 2014 18:29:07 +0400, Alexander Yarygin wrote: > ...
> diff --git a/tools/perf/Documentation/perf-kvm.txt > b/tools/perf/Documentation/perf-kvm.txt > index 52276a6..abf2925 100644 > --- a/tools/perf/Documentation/perf-kvm.txt > +++ b/tools/perf/Documentation/perf-kvm.txt > @@ -103,8 +103,8 @@ STAT REPORT OPTIONS > analyze events which occures on this vcpu. (default: all vcpus) > > --event=<value>:: > - event to be analyzed. Possible values: vmexit, mmio, ioport. > - (default: vmexit) > + event to be analyzed. Possible values: vmexit, mmio (x86 only), > + ioport (x86 only). (default: vmexit) > -k:: > --key=<value>:: > Sorting key. Possible values: sample (default, sort by samples > @@ -138,7 +138,8 @@ STAT LIVE OPTIONS > > > --event=<value>:: > - event to be analyzed. Possible values: vmexit, mmio, ioport. > + event to be analyzed. Possible values: vmexit, > + mmio (x86 only), ioport (x86 only). > (default: vmexit) > > -k:: > @@ -147,7 +148,8 @@ STAT LIVE OPTIONS > number), time (sort by average time). > > --duration=<value>:: > - Show events other than HLT that take longer than duration usecs. > + Show events other than HLT (x86 only) or Wait state (s390 only) > + that take longer than duration usecs. > > SEE ALSO > -------- fixup (mmio and ioport events are marked as x86 only): --- a/tools/perf/Documentation/perf-kvm.txt +++ b/tools/perf/Documentation/perf-kvm.txt @@ -51,9 +51,9 @@ There are a couple of variants of perf kvm: 'perf kvm stat <command>' to run a command and gather performance counter statistics. Especially, perf 'kvm stat record/report' generates a statistical analysis - of KVM events. Currently, vmexit, mmio and ioport events are supported. - 'perf kvm stat record <command>' records kvm events and the events between - start and end <command>. + of KVM events. Currently, vmexit, mmio (x86 only) and ioport (x86 only) + events are supported. 'perf kvm stat record <command>' records kvm events + and the events between start and end <command>. And this command produces a file which contains tracing results of kvm events. Arnaldo, could you please also merge this? Or should I resend the patch? Thanks. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
