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GET /api/patches/819528/?format=api
{ "id": 819528, "url": "http://patchwork.ozlabs.org/api/patches/819528/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/150659505839.25889.2018054058894535368.stgit@aravinda/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<150659505839.25889.2018054058894535368.stgit@aravinda>", "list_archive_url": null, "date": "2017-09-28T10:37:38", "name": "[v5,1/6] ppc: spapr: Register and handle HCALL to receive updated RTAS region", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "15354cc732438e519e9a3c3e009d8eb2e04d991e", "submitter": { "id": 18580, "url": "http://patchwork.ozlabs.org/api/people/18580/?format=api", "name": "Aravinda Prasad", "email": "aravinda@linux.vnet.ibm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/150659505839.25889.2018054058894535368.stgit@aravinda/mbox/", "series": [ { "id": 5534, "url": "http://patchwork.ozlabs.org/api/series/5534/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=5534", "date": "2017-09-28T10:37:28", "name": "target-ppc/spapr: Add FWNMI support in QEMU for PowerKVM guests", "version": 5, "mbox": "http://patchwork.ozlabs.org/series/5534/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/819528/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/819528/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=nongnu.org\n\t(client-ip=2001:4830:134:3::11; helo=lists.gnu.org;\n\tenvelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n\treceiver=<UNKNOWN>)", "Received": [ "from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11])\n\t(using TLSv1 with cipher AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3y2rlR0qCXz9tXp\n\tfor <incoming@patchwork.ozlabs.org>;\n\tThu, 28 Sep 2017 20:38:59 +1000 (AEST)", "from localhost ([::1]:58366 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>)\n\tid 1dxWDZ-0003nc-2s\n\tfor incoming@patchwork.ozlabs.org; Thu, 28 Sep 2017 06:38:57 -0400", "from eggs.gnu.org ([2001:4830:134:3::10]:50418)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <aravinda@linux.vnet.ibm.com>) id 1dxWCc-0003c5-Rp\n\tfor qemu-devel@nongnu.org; Thu, 28 Sep 2017 06:37:59 -0400", "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <aravinda@linux.vnet.ibm.com>) id 1dxWCZ-0007bx-09\n\tfor qemu-devel@nongnu.org; Thu, 28 Sep 2017 06:37:58 -0400", "from mx0a-001b2d01.pphosted.com ([148.163.156.1]:55558)\n\tby eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32)\n\t(Exim 4.71) (envelope-from <aravinda@linux.vnet.ibm.com>)\n\tid 1dxWCY-0007bc-Nf\n\tfor qemu-devel@nongnu.org; Thu, 28 Sep 2017 06:37:54 -0400", "from pps.filterd (m0098410.ppops.net [127.0.0.1])\n\tby mx0a-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id\n\tv8SAXukE055708\n\tfor <qemu-devel@nongnu.org>; Thu, 28 Sep 2017 06:37:49 -0400", "from e37.co.us.ibm.com (e37.co.us.ibm.com [32.97.110.158])\n\tby mx0a-001b2d01.pphosted.com with ESMTP id 2d8vf09taq-1\n\t(version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT)\n\tfor <qemu-devel@nongnu.org>; Thu, 28 Sep 2017 06:37:49 -0400", "from localhost\n\tby e37.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use\n\tOnly! Violators will be prosecuted\n\tfor <qemu-devel@nongnu.org> from <aravinda@linux.vnet.ibm.com>;\n\tThu, 28 Sep 2017 04:37:47 -0600", "from b03cxnp07028.gho.boulder.ibm.com (9.17.130.15)\n\tby e37.co.us.ibm.com (192.168.1.137) with IBM ESMTP SMTP Gateway:\n\tAuthorized Use Only! Violators will be prosecuted; \n\tThu, 28 Sep 2017 04:37:45 -0600", "from b03ledav006.gho.boulder.ibm.com\n\t(b03ledav006.gho.boulder.ibm.com [9.17.130.237])\n\tby b03cxnp07028.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with\n\tESMTP id v8SAbhCS4260268; Thu, 28 Sep 2017 03:37:43 -0700", "from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1])\n\tby IMSVA (Postfix) with ESMTP id 63070C60D6;\n\tThu, 28 Sep 2017 04:37:43 -0600 (MDT)", "from [127.0.1.1] (unknown [9.84.218.194])\n\tby b03ledav006.gho.boulder.ibm.com (Postfix) with ESMTP id 57995C60D8;\n\tThu, 28 Sep 2017 04:37:40 -0600 (MDT)" ], "From": "Aravinda Prasad <aravinda@linux.vnet.ibm.com>", "To": "qemu-ppc@nongnu.org, qemu-devel@nongnu.org, david@gibson.dropbear.id.au", "Date": "Thu, 28 Sep 2017 16:07:38 +0530", "In-Reply-To": "<150659494872.25889.2069124544245723984.stgit@aravinda>", "References": "<150659494872.25889.2069124544245723984.stgit@aravinda>", "User-Agent": "StGit/0.17.1-dirty", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "X-TM-AS-GCONF": "00", "x-cbid": "17092810-0024-0000-0000-000017430725", "X-IBM-SpamModules-Scores": "", "X-IBM-SpamModules-Versions": "BY=3.00007804; HX=3.00000241; KW=3.00000007;\n\tPH=3.00000004; SC=3.00000232; SDB=6.00923539; UDB=6.00464295;\n\tIPR=6.00703677; \n\tBA=6.00005611; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009;\n\tZB=6.00000000; \n\tZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00017301;\n\tXFM=3.00000015; UTC=2017-09-28 10:37:47", "X-IBM-AV-DETECTION": "SAVI=unused REMOTE=unused XFE=unused", "x-cbparentid": "17092810-0025-0000-0000-00004CE560EA", "Message-Id": "<150659505839.25889.2018054058894535368.stgit@aravinda>", "X-Proofpoint-Virus-Version": "vendor=fsecure engine=2.50.10432:, ,\n\tdefinitions=2017-09-28_04:, , signatures=0", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n\tspamscore=0 suspectscore=0\n\tmalwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam\n\tadjust=0 reason=mlx scancount=1 engine=8.0.1-1707230000\n\tdefinitions=main-1709280158", "X-detected-operating-system": "by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy]", "X-Received-From": "148.163.156.1", "Subject": "[Qemu-devel] [PATCH v5 1/6] ppc: spapr: Register and handle HCALL\n\tto receive updated RTAS region", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.21", "Precedence": "list", "List-Id": "<qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<http://lists.nongnu.org/archive/html/qemu-devel/>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Cc": "aik@ozlabs.ru, benh@au1.ibm.com, paulus@samba.org,\n\tsam.bobroff@au1.ibm.com", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "\"Qemu-devel\"\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>" }, "content": "Receive updates from SLOF about the updated rtas-base.\nA separate patch for SLOF [1] (commit f9a60de3) adds\nfunctionality to invoke a private HCALL whenever OS\nissues instantiate-rtas with a new rtas-base.\n\nThis is required as QEMU needs to know the updated rtas-base\nas it allocates error reporting structure in RTAS space upon\na machine check exception.\n\n[1] https://lists.ozlabs.org/pipermail/linuxppc-dev/2014-August/120386.html\n\nSigned-off-by: Aravinda Prasad <aravinda@linux.vnet.ibm.com>\nReviewed-by: David Gibson <david@gibson.dropbear.id.au>\n---\n hw/ppc/spapr.c | 11 +++++++++++\n hw/ppc/spapr_hcall.c | 8 ++++++++\n include/hw/ppc/spapr.h | 4 +++-\n 3 files changed, 22 insertions(+), 1 deletion(-)", "diff": "diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c\nindex ff87f15..5deae30 100644\n--- a/hw/ppc/spapr.c\n+++ b/hw/ppc/spapr.c\n@@ -1675,6 +1675,16 @@ static const VMStateDescription vmstate_spapr_patb_entry = {\n },\n };\n \n+static const VMStateDescription vmstate_spapr_rtas_addr = {\n+ .name = \"spapr_rtas_addr\",\n+ .version_id = 1,\n+ .minimum_version_id = 1,\n+ .fields = (VMStateField[]) {\n+ VMSTATE_UINT64(rtas_addr, sPAPRMachineState),\n+ VMSTATE_END_OF_LIST()\n+ },\n+};\n+\n static const VMStateDescription vmstate_spapr = {\n .name = \"spapr\",\n .version_id = 3,\n@@ -1694,6 +1704,7 @@ static const VMStateDescription vmstate_spapr = {\n &vmstate_spapr_ov5_cas,\n &vmstate_spapr_patb_entry,\n &vmstate_spapr_pending_events,\n+ &vmstate_spapr_rtas_addr,\n NULL\n }\n };\ndiff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c\nindex 8d72bb7..c15a93c 100644\n--- a/hw/ppc/spapr_hcall.c\n+++ b/hw/ppc/spapr_hcall.c\n@@ -1088,6 +1088,13 @@ static target_ulong h_rtas(PowerPCCPU *cpu, sPAPRMachineState *spapr,\n nret, rtas_r3 + 12 + 4*nargs);\n }\n \n+static target_ulong h_rtas_update(PowerPCCPU *cpu, sPAPRMachineState *spapr,\n+ target_ulong opcode, target_ulong *args)\n+{\n+ spapr->rtas_addr = args[0];\n+ return 0;\n+}\n+\n static target_ulong h_logical_load(PowerPCCPU *cpu, sPAPRMachineState *spapr,\n target_ulong opcode, target_ulong *args)\n {\n@@ -1750,6 +1757,7 @@ static void hypercall_register_types(void)\n \n /* qemu/KVM-PPC specific hcalls */\n spapr_register_hypercall(KVMPPC_H_RTAS, h_rtas);\n+ spapr_register_hypercall(KVMPPC_H_RTAS_UPDATE, h_rtas_update);\n \n /* ibm,client-architecture-support support */\n spapr_register_hypercall(KVMPPC_H_CAS, h_client_architecture_support);\ndiff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h\nindex c1b365f..b395aa7 100644\n--- a/include/hw/ppc/spapr.h\n+++ b/include/hw/ppc/spapr.h\n@@ -90,6 +90,7 @@ struct sPAPRMachineState {\n \n hwaddr rma_size;\n int vrma_adjust;\n+ hwaddr rtas_addr;\n ssize_t rtas_size;\n void *rtas_blob;\n long kernel_size;\n@@ -400,7 +401,8 @@ struct sPAPRMachineState {\n #define KVMPPC_H_LOGICAL_MEMOP (KVMPPC_HCALL_BASE + 0x1)\n /* Client Architecture support */\n #define KVMPPC_H_CAS (KVMPPC_HCALL_BASE + 0x2)\n-#define KVMPPC_HCALL_MAX KVMPPC_H_CAS\n+#define KVMPPC_H_RTAS_UPDATE (KVMPPC_HCALL_BASE + 0x3)\n+#define KVMPPC_HCALL_MAX KVMPPC_H_RTAS_UPDATE\n \n typedef struct sPAPRDeviceTreeUpdateHeader {\n uint32_t version_id;\n", "prefixes": [ "v5", "1/6" ] }