From patchwork Wed Oct 18 13:07:09 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Huth X-Patchwork-Id: 1850823 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=dMsoAtFT; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4S9WY84dMkz20Pd for ; Thu, 19 Oct 2023 00:15:08 +1100 (AEDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qt6I8-0005at-ID; Wed, 18 Oct 2023 09:08:53 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qt6HJ-0004WR-Tt for qemu-devel@nongnu.org; Wed, 18 Oct 2023 09:08:05 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qt6HG-000809-VP for qemu-devel@nongnu.org; Wed, 18 Oct 2023 09:08:01 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1697634477; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tEV5envu16podH3PMj/I1hV+YFwgWMYWr4XFxGu6cXk=; b=dMsoAtFTTSCjJ4PjGW/YVI5DVptRUBP2GDr2O6n71yZE1EMQAoFw46lhC7IJB5Rnp34cBA xS3l+2X4SO82oPkjmg5qNXEd9PIBDb+HOtCT8AcaSICIVpRRETihOQW4AX/8p8jFOYyZcY ritWt57WG6lPBTvZHdBA4HqXG65WMGY= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-353-n5Mxs1DGOU-jz6iIr7pgBg-1; Wed, 18 Oct 2023 09:07:52 -0400 X-MC-Unique: n5Mxs1DGOU-jz6iIr7pgBg-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 1AB8A88B7B1; Wed, 18 Oct 2023 13:07:49 +0000 (UTC) Received: from thuth-p1g4.redhat.com (unknown [10.39.192.109]) by smtp.corp.redhat.com (Postfix) with ESMTP id C2CD420268C8; Wed, 18 Oct 2023 13:07:47 +0000 (UTC) From: Thomas Huth To: qemu-devel@nongnu.org Cc: Stefan Hajnoczi , qemu-s390x@nongnu.org, Nina Schoetterl-Glausch Subject: [PULL 18/25] tests/avocado: s390x cpu topology test dedicated CPU Date: Wed, 18 Oct 2023 15:07:09 +0200 Message-ID: <20231018130716.286638-19-thuth@redhat.com> In-Reply-To: <20231018130716.286638-1-thuth@redhat.com> References: <20231018130716.286638-1-thuth@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.4 Received-SPF: pass client-ip=170.10.129.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Pierre Morel A dedicated CPU in vertical polarization can only have a high entitlement. Let's check this from both host and guest point of view. Signed-off-by: Pierre Morel Co-developed-by: Nina Schoetterl-Glausch Reviewed-by: Thomas Huth Reviewed-by: Nina Schoetterl-Glausch Signed-off-by: Nina Schoetterl-Glausch Message-ID: <20231016183925.2384704-19-nsg@linux.ibm.com> Signed-off-by: Thomas Huth --- tests/avocado/s390_topology.py | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/tests/avocado/s390_topology.py b/tests/avocado/s390_topology.py index 24fac9a54d..3661048f4c 100644 --- a/tests/avocado/s390_topology.py +++ b/tests/avocado/s390_topology.py @@ -305,3 +305,36 @@ def test_entitlement(self): self.guest_set_dispatching('0'); self.check_polarization("horizontal") self.check_topology(0, 0, 0, 0, 'high', False) + + + def test_dedicated(self): + """ + This test verifies that QEMU adjusts the entitlement correctly when a + CPU is made dedicated. + QEMU retains the entitlement value when horizontal polarization is in effect. + For the guest, the field shows the effective value of the entitlement. + + :avocado: tags=arch:s390x + :avocado: tags=machine:s390-ccw-virtio + """ + self.kernel_init() + self.vm.launch() + self.wait_until_booted() + + self.system_init() + + self.check_polarization("horizontal") + + res = self.vm.qmp('set-cpu-topology', + {'core-id': 0, 'dedicated': True}) + self.assertEqual(res['return'], {}) + self.check_topology(0, 0, 0, 0, 'high', True) + self.check_polarization("horizontal") + + self.guest_set_dispatching('1'); + self.check_topology(0, 0, 0, 0, 'high', True) + self.check_polarization("vertical:high") + + self.guest_set_dispatching('0'); + self.check_topology(0, 0, 0, 0, 'high', True) + self.check_polarization("horizontal")