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GET /api/patches/807766/?format=api
{ "id": 807766, "url": "http://patchwork.ozlabs.org/api/patches/807766/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170830165252.13421-21-cohuck@redhat.com/", "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": "<20170830165252.13421-21-cohuck@redhat.com>", "list_archive_url": null, "date": "2017-08-30T16:52:28", "name": "[PULL,20/44] s390x/pci: fence off instructions for non-pci", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "0ba36f5ca866a01024104d7b5748408570901d83", "submitter": { "id": 71914, "url": "http://patchwork.ozlabs.org/api/people/71914/?format=api", "name": "Cornelia Huck", "email": "cohuck@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170830165252.13421-21-cohuck@redhat.com/mbox/", "series": [ { "id": 656, "url": "http://patchwork.ozlabs.org/api/series/656/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=656", "date": "2017-08-30T16:52:08", "name": "[PULL,01/44] s390x/css: use macro for event-information pending error recover code", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/656/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/807766/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/807766/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>)", "ext-mx10.extmail.prod.ext.phx2.redhat.com;\n\tdmarc=none (p=none dis=none) header.from=redhat.com", "ext-mx10.extmail.prod.ext.phx2.redhat.com;\n\tspf=fail smtp.mailfrom=cohuck@redhat.com" ], "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 3xjC0R3Q2Hz9s8P\n\tfor <incoming@patchwork.ozlabs.org>;\n\tThu, 31 Aug 2017 03:19:03 +1000 (AEST)", "from localhost ([::1]:51731 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 1dn6dp-0007m9-4F\n\tfor incoming@patchwork.ozlabs.org; Wed, 30 Aug 2017 13:19:01 -0400", "from eggs.gnu.org ([2001:4830:134:3::10]:57127)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <cohuck@redhat.com>) id 1dn6G8-0002UI-Hr\n\tfor qemu-devel@nongnu.org; Wed, 30 Aug 2017 12:54:33 -0400", "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <cohuck@redhat.com>) id 1dn6G7-0005SI-ID\n\tfor qemu-devel@nongnu.org; Wed, 30 Aug 2017 12:54:32 -0400", "from mx1.redhat.com ([209.132.183.28]:37720)\n\tby eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)\n\t(Exim 4.71) (envelope-from <cohuck@redhat.com>) id 1dn6G7-0005Rt-9A\n\tfor qemu-devel@nongnu.org; Wed, 30 Aug 2017 12:54:31 -0400", "from smtp.corp.redhat.com\n\t(int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby mx1.redhat.com (Postfix) with ESMTPS id 299F45D687;\n\tWed, 30 Aug 2017 16:54:30 +0000 (UTC)", "from localhost (ovpn-116-210.ams2.redhat.com [10.36.116.210])\n\tby smtp.corp.redhat.com (Postfix) with ESMTPS id E02AD70911;\n\tWed, 30 Aug 2017 16:54:25 +0000 (UTC)" ], "DMARC-Filter": "OpenDMARC Filter v1.3.2 mx1.redhat.com 299F45D687", "From": "Cornelia Huck <cohuck@redhat.com>", "To": "peter.maydell@linaro.org", "Date": "Wed, 30 Aug 2017 18:52:28 +0200", "Message-Id": "<20170830165252.13421-21-cohuck@redhat.com>", "In-Reply-To": "<20170830165252.13421-1-cohuck@redhat.com>", "References": "<20170830165252.13421-1-cohuck@redhat.com>", "X-Scanned-By": "MIMEDefang 2.79 on 10.5.11.13", "X-Greylist": "Sender IP whitelisted, not delayed by milter-greylist-4.5.16\n\t(mx1.redhat.com [10.5.110.39]);\n\tWed, 30 Aug 2017 16:54:30 +0000 (UTC)", "X-detected-operating-system": "by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic]\n\t[fuzzy]", "X-Received-From": "209.132.183.28", "Subject": "[Qemu-devel] [PULL 20/44] s390x/pci: fence off instructions for\n\tnon-pci", "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": "thuth@redhat.com, david@redhat.com, Cornelia Huck <cohuck@redhat.com>,\n\tagraf@suse.de, qemu-devel@nongnu.org, borntraeger@de.ibm.com,\n\trth@twiddle.net", "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": "If a guest running on a machine without zpci issues a pci instruction,\nthrow them an exception.\n\nReviewed-by: Thomas Huth <thuth@redhat.com>\nReviewed-by: Halil Pasic <pasic@linux.vnet.ibm.com>\nAcked-by: Christian Borntraeger <borntraeger@de.ibm.com>\nSigned-off-by: Cornelia Huck <cohuck@redhat.com>\n---\n target/s390x/kvm.c | 54 +++++++++++++++++++++++++++++++++++++++++-------------\n 1 file changed, 41 insertions(+), 13 deletions(-)", "diff": "diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c\nindex bc62bba5b7..9de165d8b1 100644\n--- a/target/s390x/kvm.c\n+++ b/target/s390x/kvm.c\n@@ -1191,7 +1191,11 @@ static int kvm_clp_service_call(S390CPU *cpu, struct kvm_run *run)\n {\n uint8_t r2 = (run->s390_sieic.ipb & 0x000f0000) >> 16;\n \n- return clp_service_call(cpu, r2);\n+ if (s390_has_feat(S390_FEAT_ZPCI)) {\n+ return clp_service_call(cpu, r2);\n+ } else {\n+ return -1;\n+ }\n }\n \n static int kvm_pcilg_service_call(S390CPU *cpu, struct kvm_run *run)\n@@ -1199,7 +1203,11 @@ static int kvm_pcilg_service_call(S390CPU *cpu, struct kvm_run *run)\n uint8_t r1 = (run->s390_sieic.ipb & 0x00f00000) >> 20;\n uint8_t r2 = (run->s390_sieic.ipb & 0x000f0000) >> 16;\n \n- return pcilg_service_call(cpu, r1, r2);\n+ if (s390_has_feat(S390_FEAT_ZPCI)) {\n+ return pcilg_service_call(cpu, r1, r2);\n+ } else {\n+ return -1;\n+ }\n }\n \n static int kvm_pcistg_service_call(S390CPU *cpu, struct kvm_run *run)\n@@ -1207,7 +1215,11 @@ static int kvm_pcistg_service_call(S390CPU *cpu, struct kvm_run *run)\n uint8_t r1 = (run->s390_sieic.ipb & 0x00f00000) >> 20;\n uint8_t r2 = (run->s390_sieic.ipb & 0x000f0000) >> 16;\n \n- return pcistg_service_call(cpu, r1, r2);\n+ if (s390_has_feat(S390_FEAT_ZPCI)) {\n+ return pcistg_service_call(cpu, r1, r2);\n+ } else {\n+ return -1;\n+ }\n }\n \n static int kvm_stpcifc_service_call(S390CPU *cpu, struct kvm_run *run)\n@@ -1216,10 +1228,14 @@ static int kvm_stpcifc_service_call(S390CPU *cpu, struct kvm_run *run)\n uint64_t fiba;\n uint8_t ar;\n \n- cpu_synchronize_state(CPU(cpu));\n- fiba = get_base_disp_rxy(cpu, run, &ar);\n+ if (s390_has_feat(S390_FEAT_ZPCI)) {\n+ cpu_synchronize_state(CPU(cpu));\n+ fiba = get_base_disp_rxy(cpu, run, &ar);\n \n- return stpcifc_service_call(cpu, r1, fiba, ar);\n+ return stpcifc_service_call(cpu, r1, fiba, ar);\n+ } else {\n+ return -1;\n+ }\n }\n \n static int kvm_sic_service_call(S390CPU *cpu, struct kvm_run *run)\n@@ -1247,7 +1263,11 @@ static int kvm_rpcit_service_call(S390CPU *cpu, struct kvm_run *run)\n uint8_t r1 = (run->s390_sieic.ipb & 0x00f00000) >> 20;\n uint8_t r2 = (run->s390_sieic.ipb & 0x000f0000) >> 16;\n \n- return rpcit_service_call(cpu, r1, r2);\n+ if (s390_has_feat(S390_FEAT_ZPCI)) {\n+ return rpcit_service_call(cpu, r1, r2);\n+ } else {\n+ return -1;\n+ }\n }\n \n static int kvm_pcistb_service_call(S390CPU *cpu, struct kvm_run *run)\n@@ -1257,10 +1277,14 @@ static int kvm_pcistb_service_call(S390CPU *cpu, struct kvm_run *run)\n uint64_t gaddr;\n uint8_t ar;\n \n- cpu_synchronize_state(CPU(cpu));\n- gaddr = get_base_disp_rsy(cpu, run, &ar);\n+ if (s390_has_feat(S390_FEAT_ZPCI)) {\n+ cpu_synchronize_state(CPU(cpu));\n+ gaddr = get_base_disp_rsy(cpu, run, &ar);\n \n- return pcistb_service_call(cpu, r1, r3, gaddr, ar);\n+ return pcistb_service_call(cpu, r1, r3, gaddr, ar);\n+ } else {\n+ return -1;\n+ }\n }\n \n static int kvm_mpcifc_service_call(S390CPU *cpu, struct kvm_run *run)\n@@ -1269,10 +1293,14 @@ static int kvm_mpcifc_service_call(S390CPU *cpu, struct kvm_run *run)\n uint64_t fiba;\n uint8_t ar;\n \n- cpu_synchronize_state(CPU(cpu));\n- fiba = get_base_disp_rxy(cpu, run, &ar);\n+ if (s390_has_feat(S390_FEAT_ZPCI)) {\n+ cpu_synchronize_state(CPU(cpu));\n+ fiba = get_base_disp_rxy(cpu, run, &ar);\n \n- return mpcifc_service_call(cpu, r1, fiba, ar);\n+ return mpcifc_service_call(cpu, r1, fiba, ar);\n+ } else {\n+ return -1;\n+ }\n }\n \n static int handle_b9(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)\n", "prefixes": [ "PULL", "20/44" ] }