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GET /api/patches/812398/?format=api
{ "id": 812398, "url": "http://patchwork.ozlabs.org/api/patches/812398/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170911142056.15643-2-lvivier@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": "<20170911142056.15643-2-lvivier@redhat.com>", "list_archive_url": null, "date": "2017-09-11T14:20:54", "name": "[v2,1/3] hmp: fix \"dump-quest-memory\" segfault (ppc)", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "c12c503d0ae6a243e508f50c57695705bcac501c", "submitter": { "id": 66421, "url": "http://patchwork.ozlabs.org/api/people/66421/?format=api", "name": "Laurent Vivier", "email": "lvivier@redhat.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170911142056.15643-2-lvivier@redhat.com/mbox/", "series": [ { "id": 2509, "url": "http://patchwork.ozlabs.org/api/series/2509/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=2509", "date": "2017-09-11T14:20:53", "name": "hmp: fix \"dump-quest-memory\" segfault", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/2509/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/812398/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/812398/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-mx06.extmail.prod.ext.phx2.redhat.com;\n\tdmarc=none (p=none dis=none) header.from=redhat.com", "ext-mx06.extmail.prod.ext.phx2.redhat.com;\n\tspf=fail smtp.mailfrom=lvivier@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 3xrVYD6LGkz9s5L\n\tfor <incoming@patchwork.ozlabs.org>;\n\tTue, 12 Sep 2017 00:24:16 +1000 (AEST)", "from localhost ([::1]:58061 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 1drPdG-00018T-WF\n\tfor incoming@patchwork.ozlabs.org; Mon, 11 Sep 2017 10:24:15 -0400", "from eggs.gnu.org ([2001:4830:134:3::10]:50831)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <lvivier@redhat.com>) id 1drPaO-0007ZJ-KK\n\tfor qemu-devel@nongnu.org; Mon, 11 Sep 2017 10:21:17 -0400", "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <lvivier@redhat.com>) id 1drPaN-0001q5-OZ\n\tfor qemu-devel@nongnu.org; Mon, 11 Sep 2017 10:21:16 -0400", "from mx1.redhat.com ([209.132.183.28]:43652)\n\tby eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)\n\t(Exim 4.71) (envelope-from <lvivier@redhat.com>)\n\tid 1drPaD-0001jm-2M; Mon, 11 Sep 2017 10:21:05 -0400", "from smtp.corp.redhat.com\n\t(int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11])\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 0FF487B5B7;\n\tMon, 11 Sep 2017 14:21:04 +0000 (UTC)", "from thinkpad.redhat.com (ovpn-116-239.ams2.redhat.com\n\t[10.36.116.239])\n\tby smtp.corp.redhat.com (Postfix) with ESMTP id F4008649CC;\n\tMon, 11 Sep 2017 14:21:00 +0000 (UTC)" ], "DMARC-Filter": "OpenDMARC Filter v1.3.2 mx1.redhat.com 0FF487B5B7", "From": "Laurent Vivier <lvivier@redhat.com>", "To": "qemu-devel@nongnu.org", "Date": "Mon, 11 Sep 2017 16:20:54 +0200", "Message-Id": "<20170911142056.15643-2-lvivier@redhat.com>", "In-Reply-To": "<20170911142056.15643-1-lvivier@redhat.com>", "References": "<20170911142056.15643-1-lvivier@redhat.com>", "X-Scanned-By": "MIMEDefang 2.79 on 10.5.11.11", "X-Greylist": "Sender IP whitelisted, not delayed by milter-greylist-4.5.16\n\t(mx1.redhat.com [10.5.110.30]);\n\tMon, 11 Sep 2017 14:21:04 +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] [PATCH v2 1/3] hmp: fix \"dump-quest-memory\" segfault\n\t(ppc)", "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": "Laurent Vivier <lvivier@redhat.com>,\n\tPeter Maydell <peter.maydell@linaro.org>,\n\tThomas Huth <thuth@redhat.com>, Cornelia Huck <cohuck@redhat.com>,\n\t\"Dr . David Alan Gilbert\" <dgilbert@redhat.com>,\n\tGreg Kurz <groug@kaod.org>, qemu-arm@nongnu.org,\n\tqemu-ppc@nongnu.org, David Gibson <david@gibson.dropbear.id.au>", "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": "Commit fd5d23babf (hmp: fix \"dump-quest-memory\" segfault)\nfixes the problem for i386, do the same for ppc.\n\nRunning QEMU with\n qemu-system-ppc64 -M none -nographic -m 256\nand executing\n dump-guest-memory /dev/null 0 8192\nresults in segfault\n\nFix by checking if we have CPU.\n\nSigned-off-by: Laurent Vivier <lvivier@redhat.com>\nReviewed-by: Greg Kurz <groug@kaod.org>\n---\n target/ppc/arch_dump.c | 17 +++++++++++------\n 1 file changed, 11 insertions(+), 6 deletions(-)", "diff": "diff --git a/target/ppc/arch_dump.c b/target/ppc/arch_dump.c\nindex 8e9397aa58..dcb7b19950 100644\n--- a/target/ppc/arch_dump.c\n+++ b/target/ppc/arch_dump.c\n@@ -224,17 +224,22 @@ typedef struct NoteFuncDescStruct NoteFuncDesc;\n int cpu_get_dump_info(ArchDumpInfo *info,\n const struct GuestPhysBlockList *guest_phys_blocks)\n {\n- PowerPCCPU *cpu = POWERPC_CPU(first_cpu);\n- PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);\n-\n info->d_machine = PPC_ELF_MACHINE;\n info->d_class = ELFCLASS;\n \n- if ((*pcc->interrupts_big_endian)(cpu)) {\n- info->d_endian = ELFDATA2MSB;\n+ if (first_cpu) {\n+ PowerPCCPU *cpu = POWERPC_CPU(first_cpu);\n+ PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu);\n+\n+ if ((*pcc->interrupts_big_endian)(cpu)) {\n+ info->d_endian = ELFDATA2MSB;\n+ } else {\n+ info->d_endian = ELFDATA2LSB;\n+ }\n } else {\n- info->d_endian = ELFDATA2LSB;\n+ info->d_endian = ELFDATA2MSB;\n }\n+\n /* 64KB is the max page size for pseries kernel */\n if (strncmp(object_get_typename(qdev_get_machine()),\n \"pseries-\", 8) == 0) {\n", "prefixes": [ "v2", "1/3" ] }