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GET /api/1.2/patches/811604/?format=api
{ "id": 811604, "url": "http://patchwork.ozlabs.org/api/1.2/patches/811604/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/001801d32891$ec40b930$c4c22b90$@samsung.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.2/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<001801d32891$ec40b930$c4c22b90$@samsung.com>", "list_archive_url": null, "date": "2017-09-08T11:02:11", "name": "[1/1] AArch64: Fix single stepping of ERET instruction", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "e0bef5b17f0006572a5b4da6bd2893d830fa5808", "submitter": { "id": 71957, "url": "http://patchwork.ozlabs.org/api/1.2/people/71957/?format=api", "name": "Jaroslaw Pelczar", "email": "j.pelczar@samsung.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/001801d32891$ec40b930$c4c22b90$@samsung.com/mbox/", "series": [ { "id": 2218, "url": "http://patchwork.ozlabs.org/api/1.2/series/2218/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=2218", "date": "2017-09-08T11:02:11", "name": "[1/1] AArch64: Fix single stepping of ERET instruction", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/2218/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/811604/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/811604/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 3xpf003ZL6z9s8J\n\tfor <incoming@patchwork.ozlabs.org>;\n\tFri, 8 Sep 2017 23:52:32 +1000 (AEST)", "from localhost ([::1]:45536 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 1dqJhu-0007JS-Iq\n\tfor incoming@patchwork.ozlabs.org; Fri, 08 Sep 2017 09:52:30 -0400", "from eggs.gnu.org ([2001:4830:134:3::10]:41472)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <j.pelczar@samsung.com>) id 1dqH3J-0000L6-0P\n\tfor qemu-devel@nongnu.org; Fri, 08 Sep 2017 07:02:29 -0400", "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <j.pelczar@samsung.com>) id 1dqH3E-0007CO-29\n\tfor qemu-devel@nongnu.org; Fri, 08 Sep 2017 07:02:25 -0400", "from mailout2.w1.samsung.com ([210.118.77.12]:48522)\n\tby eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)\n\t(Exim 4.71) (envelope-from <j.pelczar@samsung.com>)\n\tid 1dqH3D-0007AV-Qz\n\tfor qemu-devel@nongnu.org; Fri, 08 Sep 2017 07:02:19 -0400", "from eucas1p2.samsung.com (unknown [182.198.249.207])\n\tby mailout2.w1.samsung.com (KnoxPortal) with ESMTP id\n\t20170908110213euoutp020e21e67643daf0809622c276e073806a~iXfVaFarQ1379013790euoutp02S\n\tfor <qemu-devel@nongnu.org>; Fri, 8 Sep 2017 11:02:13 +0000 (GMT)", "from eusmges5.samsung.com (unknown [203.254.199.245]) by\n\teucas1p1.samsung.com (KnoxPortal) with ESMTP id\n\t20170908110213eucas1p15f11ee99d4d032b88294fa57198eb348~iXfUwHfTJ3259532595eucas1p1Q\n\tfor <qemu-devel@nongnu.org>; Fri, 8 Sep 2017 11:02:13 +0000 (GMT)", "from eucas1p2.samsung.com ( [182.198.249.207]) by\n\teusmges5.samsung.com (EUCPMTA) with SMTP id 9A.3A.12743.4B872B95;\n\tFri, 8 Sep 2017 12:02:12 +0100 (BST)", "from eusmgms2.samsung.com (unknown [182.198.249.180]) by\n\teucas1p2.samsung.com (KnoxPortal) with ESMTP id\n\t20170908110212eucas1p27c5eecf44c5501d23b322d3679a4f12d~iXfUDRbUM2183721837eucas1p2F\n\tfor <qemu-devel@nongnu.org>; Fri, 8 Sep 2017 11:02:12 +0000 (GMT)", "from eusync4.samsung.com ( [203.254.199.214]) by\n\teusmgms2.samsung.com (EUCPMTA) with SMTP id 4A.62.20118.4B872B95;\n\tFri, 8 Sep 2017 12:02:12 +0100 (BST)", "from AMDN1843 ([106.120.52.68]) by eusync4.samsung.com (Oracle\n\tCommunications Messaging Server 7.0.5.31.0 64bit (built May 5 2014))\n\twith ESMTPA id <0OVY00J6NJZOUG50@eusync4.samsung.com> for\n\tqemu-devel@nongnu.org; Fri, 08 Sep 2017 12:02:12 +0100 (BST)" ], "X-AuditID": "cbfec7f5-f79d06d0000031c7-ad-59b278b47403", "From": "Jaroslaw Pelczar <j.pelczar@samsung.com>", "To": "qemu-devel@nongnu.org", "Date": "Fri, 08 Sep 2017 13:02:11 +0200", "Message-id": "<001801d32891$ec40b930$c4c22b90$@samsung.com>", "MIME-version": "1.0", "Content-type": "text/plain; charset=\"us-ascii\"", "Content-transfer-encoding": "7bit", "X-Mailer": "Microsoft Outlook 14.0", "Thread-index": "AdMokUb29KFN5T8PRlCzIe249EE0ug==", "Content-language": "pl", "X-Brightmail-Tracker": [ 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"=?utf-8?b?7JW866Gc7Iqs65287ZSEG1NSUE9MLVNlY3VyZSBPUyAo?=\n\t=?utf-8?b?VFApG+yCvOyEseyghOyekBsuL1NlbmlvciBTb2Z0d2FyZSBFbmdpbmVl?=\n\t=?utf-8?q?r?=", "X-Global-Sender": "=?utf-8?q?Jaroslaw_Pelczar=1BSRPOL-Secure_OS_=28TP=29=1B?=\n\t=?utf-8?q?Samsung_Electronics=1B=2E/Senior_Software_Engineer?=", "X-Sender-Code": "=?utf-8?q?C10=1BEHQ=1BC10CD02CD027394?=", "CMS-TYPE": "201P", "X-CMS-RootMailID": "20170908110212eucas1p27c5eecf44c5501d23b322d3679a4f12d", "X-RootMTR": "20170908110212eucas1p27c5eecf44c5501d23b322d3679a4f12d", "References": "<CGME20170908110212eucas1p27c5eecf44c5501d23b322d3679a4f12d@eucas1p2.samsung.com>", "X-detected-operating-system": "by eggs.gnu.org: GNU/Linux 3.x [fuzzy]", "X-Received-From": "210.118.77.12", "X-Mailman-Approved-At": "Fri, 08 Sep 2017 09:50:46 -0400", "Subject": "[Qemu-devel] [PATCH 1/1] AArch64: Fix single stepping of ERET\n\tinstruction", "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>", "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": "Previously when single stepping through ERET instruction via GDB\nwould result in debugger entering the \"next\" PC after ERET instruction.\nWhen debugging in kernel mode, this will also cause unintended behavior,\nbecause debugger will try to access memory from EL0 point of view.\n\nSigned-off-by: Jaroslaw Pelczar <j.pelczar@samsung.com>\n---\n target/arm/translate-a64.c | 1 +\n 1 file changed, 1 insertion(+)\n\n gen_exception_internal(EXCP_DEBUG);", "diff": "diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c\nindex 9017e30510..1bc12d93ca 100644\n--- a/target/arm/translate-a64.c\n+++ b/target/arm/translate-a64.c\n@@ -11348,6 +11348,7 @@ static void aarch64_tr_tb_stop(DisasContextBase\n*dcbase, CPUState *cpu)\n default:\n gen_a64_set_pc_im(dc->pc);\n /* fall through */\n+ case DISAS_EXIT:\n case DISAS_JUMP:\n if (dc->base.singlestep_enabled) {\n", "prefixes": [ "1/1" ] }