From patchwork Wed Apr 15 08:52:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Roger_Pau_Monn=C3=A9?= X-Patchwork-Id: 11490571 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EB8C3112C for ; Wed, 15 Apr 2020 08:53:36 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C7A5E206F9 for ; Wed, 15 Apr 2020 08:53:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=citrix.com header.i=@citrix.com header.b="SJrPDPuZ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C7A5E206F9 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=citrix.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1jOdnB-0001oy-AS; Wed, 15 Apr 2020 08:53:09 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1jOdn9-0001og-Kx for xen-devel@lists.xenproject.org; Wed, 15 Apr 2020 08:53:07 +0000 X-Inumbo-ID: 85a7dbea-7ef6-11ea-8a18-12813bfff9fa Received: from esa3.hc3370-68.iphmx.com (unknown [216.71.145.155]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 85a7dbea-7ef6-11ea-8a18-12813bfff9fa; Wed, 15 Apr 2020 08:53:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=citrix.com; s=securemail; t=1586940786; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=+PGgzijF6Yzl+0XlKliQKwd7r9rXyaW+LoGuU5tOlPo=; b=SJrPDPuZdJTUZrA4YFZLvK5+RujFsqCKLYHlKss6HefR6yDfbokOOh+s /0usvXFpnOrSdu6xfw9LSWqjTZ4A2Rhg11MD13/I1aizrpxaumY9AjGx1 jLdcOzSGnieobZlwDd4d6b7q/U2I/p++xX2rsTkJwPq/68NOEYWKYqLS9 k=; Authentication-Results: esa3.hc3370-68.iphmx.com; dkim=none (message not signed) header.i=none; spf=None smtp.pra=roger.pau@citrix.com; spf=Pass smtp.mailfrom=roger.pau@citrix.com; spf=None smtp.helo=postmaster@mail.citrix.com Received-SPF: None (esa3.hc3370-68.iphmx.com: no sender authenticity information available from domain of roger.pau@citrix.com) identity=pra; client-ip=162.221.158.21; receiver=esa3.hc3370-68.iphmx.com; envelope-from="roger.pau@citrix.com"; x-sender="roger.pau@citrix.com"; x-conformance=sidf_compatible Received-SPF: Pass (esa3.hc3370-68.iphmx.com: domain of roger.pau@citrix.com designates 162.221.158.21 as permitted sender) identity=mailfrom; client-ip=162.221.158.21; receiver=esa3.hc3370-68.iphmx.com; envelope-from="roger.pau@citrix.com"; x-sender="roger.pau@citrix.com"; x-conformance=sidf_compatible; x-record-type="v=spf1"; x-record-text="v=spf1 ip4:209.167.231.154 ip4:178.63.86.133 ip4:195.66.111.40/30 ip4:85.115.9.32/28 ip4:199.102.83.4 ip4:192.28.146.160 ip4:192.28.146.107 ip4:216.52.6.88 ip4:216.52.6.188 ip4:162.221.158.21 ip4:162.221.156.83 ip4:168.245.78.127 ~all" Received-SPF: None (esa3.hc3370-68.iphmx.com: no sender authenticity information available from domain of postmaster@mail.citrix.com) identity=helo; client-ip=162.221.158.21; receiver=esa3.hc3370-68.iphmx.com; envelope-from="roger.pau@citrix.com"; x-sender="postmaster@mail.citrix.com"; x-conformance=sidf_compatible IronPort-SDR: 8c7e0A+J1l9bUa/W+hxa5tyRnGRS0j8uaDmS+t3aRFAQB8tCMmllbCQsLdJkUFsVR1bCJ5clpo 1zVrQYUerCMNser+Y6WrfCK5NqAb31n7SWxHduZBNAkRIH5xZJt1ay2uT+2NG+SY9rhes0sB/T QPmakUJCEBAI/0+DiQRTDq09Xu2+9s9jXwWqhjX58JUOG6IzOKRr3hUQbbzLNjo6sMKt3CmqOi pmdpu3ZxmIbyEwyAFY36Ekoppzk8QcW4OQ84zVgMtB7XmjPs+aagorb42Z7pBmemygLeJzXokb 0nU= X-SBRS: 2.7 X-MesageID: 15684440 X-Ironport-Server: esa3.hc3370-68.iphmx.com X-Remote-IP: 162.221.158.21 X-Policy: $RELAYED X-IronPort-AV: E=Sophos;i="5.72,386,1580792400"; d="scan'208";a="15684440" From: Roger Pau Monne To: Subject: [PATCH OSSTEST 1/2] exanime: test for SMT and add a host flag Date: Wed, 15 Apr 2020 10:52:45 +0200 Message-ID: <20200415085246.7945-1-roger.pau@citrix.com> X-Mailer: git-send-email 2.26.0 MIME-Version: 1.0 X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: ian.jackson@eu.citrix.com, Roger Pau Monne Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Check if hosts have SMT based on the number of threads per core. A value of threads per core different than 0 implies SMT support. Signed-off-by: Roger Pau Monné --- sg-run-job | 1 + ts-examine-cpu | 32 ++++++++++++++++++++++++++++++++ 2 files changed, 33 insertions(+) create mode 100755 ts-examine-cpu diff --git a/sg-run-job b/sg-run-job index 97011843..aa7953ac 100755 --- a/sg-run-job +++ b/sg-run-job @@ -679,6 +679,7 @@ proc examine-host-examine {install} { if {$ok} { run-ts -. = ts-examine-serial-post + host run-ts . = ts-examine-iommu + host + run-ts . = ts-examine-cpu + host run-ts . = ts-examine-logs-save + host run-ts . = ts-examine-hostprops-save } diff --git a/ts-examine-cpu b/ts-examine-cpu new file mode 100755 index 00000000..98ffab59 --- /dev/null +++ b/ts-examine-cpu @@ -0,0 +1,32 @@ +#!/usr/bin/perl -w +# This is part of "osstest", an automated testing framework for Xen. +# Copyright (C) 2009-2020 Citrix Inc. +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU Affero General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU Affero General Public License for more details. +# +# You should have received a copy of the GNU Affero General Public License +# along with this program. If not, see . + +use strict qw(vars); +BEGIN { unshift @INC, qw(.); } +use Osstest; +use Osstest::TestSupport; + +tsreadconfig(); + +our ($whhost) = @ARGV; +$whhost ||= 'host'; +our $ho= selecthost($whhost); +our $info = target_cmd_output_root($ho, 'xl info', 10); +our $threads = $info =~ s/^threads_per_core\s*:.*\s//; + +logm("$ho->{Ident} threads per core: $threads"); +hostflag_putative_record($ho, "smt", !!$threads);