linux-kernel - [RFC] increase perf kvm stat accuracy

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Message-Id: <1406805231-10675-1-git-send-email-borntraeger@de.ibm.com>
Date:	Thu, 31 Jul 2014 13:13:50 +0200
From:	Christian Borntraeger <borntraeger@...ibm.com>
To:	Jiri Olsa <jolsa@...nel.org>
Cc:	Arnaldo Carvalho de Melo <acme@...nel.org>,
	David Ahern <dsahern@...il.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
	Christian Borntraeger <borntraeger@...ibm.com>
Subject: [RFC] increase perf kvm stat accuracy

On my s390 kvm system most of the kvm exits are in the range
of 0 or 1 microseconds. Can we increase the accuracy by 2 
additional digits?

Opinions?


Christian Borntraeger (1):
  KVM: perf/stat: Properly show submicrosecond times

 tools/perf/builtin-kvm.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

-- 
1.8.4.2

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