[PATCH 04/13] perf kvm stat report: Enable the target.system_wide flag

From: Arnaldo Carvalho de Melo
Date: Mon Sep 08 2014 - 17:18:41 EST


From: Alexander Yarygin <yarygin@xxxxxxxxxxxxxxxxxx>

The 'perf kvm stat report' command can be used to analyze events either
for system wide or for specific pids.

Let's enable kvm->opts.target.system_wide flag when 'report' command is
running for system-wide analyzing. This helps to sync kvm->opts.target
values in 'report' and 'live' commands.

Signed-off-by: Alexander Yarygin <yarygin@xxxxxxxxxxxxxxxxxx>
Acked-by: David Ahern <dsahern@xxxxxxxxx>
Cc: Christian Borntraeger <borntraeger@xxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Link: http://lkml.kernel.org/r/1409579095-12963-3-git-send-email-yarygin@xxxxxxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/builtin-kvm.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index 646ec5d5de80..84295ab6c4e1 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -1207,6 +1207,9 @@ kvm_events_report(struct perf_kvm_stat *kvm, int argc, const char **argv)
kvm_events_report_options);
}

+ if (!kvm->opts.target.pid)
+ kvm->opts.target.system_wide = true;
+
return kvm_events_report_vcpu(kvm);
}

--
1.9.3

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/