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| author | Alexander Yarygin <yarygin@linux.vnet.ibm.com> | 2014-12-10 14:28:10 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-12-10 12:08:59 -0300 |
| commit | 99d348a84c2118ed04c9b72168787f55e2fe33a5 (patch) | |
| tree | 5688ddbb426052a9ca37cc72e9675e12ddd00668 /tools/perf/builtin-kvm.c | |
| parent | 75226c577c8869ae1449cf92d781edda0177f1cf (diff) | |
| download | lwn-99d348a84c2118ed04c9b72168787f55e2fe33a5.tar.gz lwn-99d348a84c2118ed04c9b72168787f55e2fe33a5.zip | |
perf kvm stat live: Mark events as (x86 only) in help output
The mmio and ioport events are useful only on x86.
Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com>
Acked-by: David Ahern <dsahern@gmail.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Link: http://lkml.kernel.org/r/1418218090-20718-1-git-send-email-borntraeger@de.ibm.com
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-kvm.c')
| -rw-r--r-- | tools/perf/builtin-kvm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index 3c0f3d4fb021..0894a817f67e 100644 --- a/tools/perf/builtin-kvm.c +++ b/tools/perf/builtin-kvm.c @@ -1293,7 +1293,8 @@ static int kvm_events_live(struct perf_kvm_stat *kvm, OPT_UINTEGER('d', "display", &kvm->display_time, "time in seconds between display updates"), OPT_STRING(0, "event", &kvm->report_event, "report event", - "event for reporting: vmexit, mmio, ioport"), + "event for reporting: " + "vmexit, mmio (x86 only), ioport (x86 only)"), OPT_INTEGER(0, "vcpu", &kvm->trace_vcpu, "vcpu id to report"), OPT_STRING('k', "key", &kvm->sort_key, "sort-key", |