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Fri, 18 Feb 2022 10:38:37 +0000 Received: from b06wcsmtp001.portsmouth.uk.ibm.com (b06wcsmtp001.portsmouth.uk.ibm.com [9.149.105.160]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 21IAcYgU36897106 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 18 Feb 2022 10:38:34 GMT Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id F136DA406E; Fri, 18 Feb 2022 10:38:33 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id AB7BBA4064; Fri, 18 Feb 2022 10:38:33 +0000 (GMT) Received: from smtp.tlslab.ibm.com (unknown [9.101.4.1]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with SMTP; Fri, 18 Feb 2022 10:38:33 +0000 (GMT) Received: from yukon.ibmuc.com (unknown [9.171.87.94]) by smtp.tlslab.ibm.com (Postfix) with ESMTP id F0018220294; Fri, 18 Feb 2022 11:38:32 +0100 (CET) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-ppc@nongnu.org, qemu-devel@nongnu.org Subject: [PULL 05/39] spapr: prevent hdec timer being set up under virtual hypervisor Date: Fri, 18 Feb 2022 11:37:53 +0100 Message-Id: <20220218103827.682032-6-clg@kaod.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220218103827.682032-1-clg@kaod.org> References: <20220218103827.682032-1-clg@kaod.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: fZKesy0qPbonbVbbyz_MpxqAQG0_M6Uf X-Proofpoint-GUID: h4643unjbpLKhUyoIMTcjtcpxPB4VJx8 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-02-18_04,2022-02-18_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 malwarescore=0 clxscore=1034 priorityscore=1501 mlxlogscore=963 suspectscore=0 lowpriorityscore=0 adultscore=0 mlxscore=0 spamscore=0 phishscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2202180067 Received-SPF: softfail client-ip=148.163.156.1; envelope-from=clg@kaod.org; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -11 X-Spam_score: -1.2 X-Spam_bar: - X-Spam_report: (-1.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_SOFTFAIL=0.665, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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: , Cc: Peter Maydell , Daniel Henrique Barboza , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Nicholas Piggin Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Nicholas Piggin The spapr virtual hypervisor does not require the hdecr timer. Remove it. Reviewed-by: Daniel Henrique Barboza Reviewed-by: C=C3=A9dric Le Goater Signed-off-by: Nicholas Piggin Message-Id: <20220216102545.1808018-3-npiggin@gmail.com> Signed-off-by: C=C3=A9dric Le Goater --- hw/ppc/ppc.c | 2 +- hw/ppc/spapr_cpu_core.c | 6 +++--- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/hw/ppc/ppc.c b/hw/ppc/ppc.c index ba7fa0f3b53a..c6dfc5975f5f 100644 --- a/hw/ppc/ppc.c +++ b/hw/ppc/ppc.c @@ -1072,7 +1072,7 @@ clk_setup_cb cpu_ppc_tb_init (CPUPPCState *env, uin= t32_t freq) } /* Create new timer */ tb_env->decr_timer =3D timer_new_ns(QEMU_CLOCK_VIRTUAL, &cpu_ppc_dec= r_cb, cpu); - if (env->has_hv_mode) { + if (env->has_hv_mode && !cpu->vhyp) { tb_env->hdecr_timer =3D timer_new_ns(QEMU_CLOCK_VIRTUAL, &cpu_pp= c_hdecr_cb, cpu); } else { diff --git a/hw/ppc/spapr_cpu_core.c b/hw/ppc/spapr_cpu_core.c index a781e97f8d1d..ed847139602f 100644 --- a/hw/ppc/spapr_cpu_core.c +++ b/hw/ppc/spapr_cpu_core.c @@ -261,12 +261,12 @@ static bool spapr_realize_vcpu(PowerPCCPU *cpu, Spa= prMachineState *spapr, return false; } =20 - /* Set time-base frequency to 512 MHz */ - cpu_ppc_tb_init(env, SPAPR_TIMEBASE_FREQ); - cpu_ppc_set_vhyp(cpu, PPC_VIRTUAL_HYPERVISOR(spapr)); kvmppc_set_papr(cpu); =20 + /* Set time-base frequency to 512 MHz. vhyp must be set first. */ + cpu_ppc_tb_init(env, SPAPR_TIMEBASE_FREQ); + if (spapr_irq_cpu_intc_create(spapr, cpu, errp) < 0) { qdev_unrealize(DEVICE(cpu)); return false; --=20 2.34.1