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Wed, 05 Jun 2024 15:58:20 +0000 Received: from smtpav05.fra02v.mail.ibm.com (smtpav05.fra02v.mail.ibm.com [10.20.54.104]) by smtprelay06.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 455FwEoU22872458 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 5 Jun 2024 15:58:16 GMT Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5504720043; Wed, 5 Jun 2024 15:58:14 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B512320040; Wed, 5 Jun 2024 15:58:12 +0000 (GMT) Received: from [172.17.0.2] (unknown [9.3.101.175]) by smtpav05.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 5 Jun 2024 15:58:12 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc : content-transfer-encoding : content-type : date : from : in-reply-to : message-id : mime-version : references : subject : to; s=pp1; bh=CVwxRreFDvXecgEAPPFNh+yGctWh3epBSsv5oDyXlfk=; b=o2F2m/TCJzdQKYVpLpMPEUGEf7k/IVk+X8dv6KkWdi5D0xwim1QmlVkRaqGmLdIWm8/B cBi6dcKIqUE2Nwc6Q453RnQ/G6jLkxm9qzakWB7tUKAINTyPYRkBfuPtpz3LAly2xfZz EUYDwhcLg/khougeWAmLcPlmlT8BYTPzAnc8oqk964IzXIXWovF2nSQdSMYXlv2lV+hv T9Mne/q2h2Uz6Wzn1rvGm4CA/i5CA9zGSDpXxnfSeK0dnR13mvjsP71MyFFI5oPieg14 Tks1g1WwsjW9ScutCRxgGMt0vM4pf+MQni8fKsx9OJqZzMVpxTjgYhkiD/bHuDeFOrKN +A== Subject: [PATCH v2 3/4] target/ppc/cpu_init: Synchronize HASHKEYR with KVM for migration From: Shivaprasad G Bhat To: cohuck@redhat.com, pbonzini@redhat.com, npiggin@gmail.com, kvm@vger.kernel.org, qemu-devel@nongnu.org Cc: mst@redhat.com, danielhb413@gmail.com, qemu-ppc@nongnu.org, sbhat@linux.ibm.com, harshpb@linux.ibm.com, vaibhav@linux.ibm.com Date: Wed, 05 Jun 2024 15:58:12 +0000 Message-ID: <171760308953.1127.14625001027546560031.stgit@ad1b393f0e09> In-Reply-To: <171760304518.1127.12881297254648658843.stgit@ad1b393f0e09> References: <171760304518.1127.12881297254648658843.stgit@ad1b393f0e09> User-Agent: StGit/1.5 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: bNZhf_IiClzwRLEdOk2DN319dLb1Vvku X-Proofpoint-ORIG-GUID: SuQrsRYFtLbn50tKa4dcVz7xHeWF-_R_ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-06-05_02,2024-06-05_02,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 spamscore=0 priorityscore=1501 bulkscore=0 phishscore=0 mlxscore=0 adultscore=0 clxscore=1015 malwarescore=0 lowpriorityscore=0 mlxlogscore=864 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2405010000 definitions=main-2406050121 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=sbhat@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1717603141990100003 The patch enables HASHKEYR migration by hooking with the "KVM one reg" ID KVM_REG_PPC_HASHKEYR. Signed-off-by: Shivaprasad G Bhat --- target/ppc/cpu_init.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c index b1422c2eab..cee0a609eb 100644 --- a/target/ppc/cpu_init.c +++ b/target/ppc/cpu_init.c @@ -5805,10 +5805,10 @@ static void register_power10_hash_sprs(CPUPPCState = *env) ((uint64_t)g_rand_int(rand) << 32) | (uint64_t)g_rand_int(rand); g_rand_free(rand); #endif - spr_register(env, SPR_HASHKEYR, "HASHKEYR", + spr_register_kvm(env, SPR_HASHKEYR, "HASHKEYR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, - hashkeyr_initial_value); + KVM_REG_PPC_HASHKEYR, hashkeyr_initial_value); spr_register_hv(env, SPR_HASHPKEYR, "HASHPKEYR", SPR_NOACCESS, SPR_NOACCESS, SPR_NOACCESS, SPR_NOACCESS,