From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755838AbcHXJW0 (ORCPT ); Wed, 24 Aug 2016 05:22:26 -0400 Received: from terminus.zytor.com ([198.137.202.10]:43762 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750954AbcHXJUE (ORCPT ); Wed, 24 Aug 2016 05:20:04 -0400 Date: Wed, 24 Aug 2016 02:17:39 -0700 From: tip-bot for Arnaldo Carvalho de Melo Message-ID: Cc: tglx@linutronix.de, rostedt@goodmis.org, hpa@zytor.com, jolsa@kernel.org, hemant@linux.vnet.ibm.com, linux-kernel@vger.kernel.org, wangnan0@huawei.com, adrian.hunter@intel.com, yarygin@linux.vnet.ibm.com, dsahern@gmail.com, acme@redhat.com, namhyung@kernel.org, mingo@kernel.org Reply-To: mingo@kernel.org, namhyung@kernel.org, acme@redhat.com, yarygin@linux.vnet.ibm.com, dsahern@gmail.com, adrian.hunter@intel.com, wangnan0@huawei.com, linux-kernel@vger.kernel.org, jolsa@kernel.org, hemant@linux.vnet.ibm.com, hpa@zytor.com, rostedt@goodmis.org, tglx@linutronix.de To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf kvm: Use NSEC_PER_USEC Git-Commit-ID: c05a6e14150f81a8cb93d83af55582e05afc05ae X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: c05a6e14150f81a8cb93d83af55582e05afc05ae Gitweb: http://git.kernel.org/tip/c05a6e14150f81a8cb93d83af55582e05afc05ae Author: Arnaldo Carvalho de Melo AuthorDate: Mon, 8 Aug 2016 15:10:44 -0300 Committer: Arnaldo Carvalho de Melo CommitDate: Tue, 23 Aug 2016 15:37:33 -0300 perf kvm: Use NSEC_PER_USEC Following kernel practices and better documenting units of time. Cc: Adrian Hunter Cc: Alexander Yarygin Cc: David Ahern Cc: Hemant Kumar Cc: Jiri Olsa Cc: Namhyung Kim Cc: Steven Rostedt Cc: Wang Nan Link: http://lkml.kernel.org/n/tip-5x6p6fmzrogonpbnkkkw4usk@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-kvm.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c index a0040f7..08fa88f 100644 --- a/tools/perf/builtin-kvm.c +++ b/tools/perf/builtin-kvm.c @@ -363,7 +363,7 @@ static bool handle_end_event(struct perf_kvm_stat *kvm, if (!skip_event(decode)) { pr_info("%" PRIu64 " VM %d, vcpu %d: %s event took %" PRIu64 "usec\n", sample->time, sample->pid, vcpu_record->vcpu_id, - decode, time_diff/1000); + decode, time_diff / NSEC_PER_USEC); } } @@ -609,15 +609,15 @@ static void print_result(struct perf_kvm_stat *kvm) pr_info("%10llu ", (unsigned long long)ecount); pr_info("%8.2f%% ", (double)ecount / kvm->total_count * 100); pr_info("%8.2f%% ", (double)etime / kvm->total_time * 100); - pr_info("%9.2fus ", (double)min / 1e3); - pr_info("%9.2fus ", (double)max / 1e3); - pr_info("%9.2fus ( +-%7.2f%% )", (double)etime / ecount/1e3, + pr_info("%9.2fus ", (double)min / NSEC_PER_USEC); + pr_info("%9.2fus ", (double)max / NSEC_PER_USEC); + pr_info("%9.2fus ( +-%7.2f%% )", (double)etime / ecount / NSEC_PER_USEC, kvm_event_rel_stddev(vcpu, event)); pr_info("\n"); } pr_info("\nTotal Samples:%" PRIu64 ", Total events handled time:%.2fus.\n\n", - kvm->total_count, kvm->total_time / 1e3); + kvm->total_count, kvm->total_time / (double)NSEC_PER_USEC); if (kvm->lost_events) pr_info("\nLost events: %" PRIu64 "\n\n", kvm->lost_events);