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>

diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index 3c0f3d4fb021b4b0b6730c23e764d931d23faab2..0894a817f67e6f5bb8a5d6398c9e2307f010efc6 100644 (file)
--- 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",