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{ "id": 818713, "url": "http://patchwork.ozlabs.org/api/covers/818713/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/cover/52270348-67f1-4e7a-cd2f-9d611ae94064@solarflare.com/", "project": { "id": 7, "url": "http://patchwork.ozlabs.org/api/projects/7/?format=api", "name": "Linux network development", "link_name": "netdev", "list_id": "netdev.vger.kernel.org", "list_email": "netdev@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<52270348-67f1-4e7a-cd2f-9d611ae94064@solarflare.com>", "list_archive_url": null, "date": "2017-09-26T15:32:15", "name": "[v2,net-next,0/2] bpf/verifier: disassembly improvements", "submitter": { "id": 61177, "url": "http://patchwork.ozlabs.org/api/people/61177/?format=api", "name": "Edward Cree", "email": "ecree@solarflare.com" }, "mbox": "http://patchwork.ozlabs.org/project/netdev/cover/52270348-67f1-4e7a-cd2f-9d611ae94064@solarflare.com/mbox/", "series": [ { "id": 5167, "url": "http://patchwork.ozlabs.org/api/series/5167/?format=api", "web_url": "http://patchwork.ozlabs.org/project/netdev/list/?series=5167", "date": "2017-09-26T15:32:15", "name": "bpf/verifier: disassembly improvements", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/5167/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/818713/comments/", "headers": { "Return-Path": "<netdev-owner@vger.kernel.org>", "X-Original-To": "patchwork-incoming@ozlabs.org", "Delivered-To": "patchwork-incoming@ozlabs.org", "Authentication-Results": "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=netdev-owner@vger.kernel.org;\n\treceiver=<UNKNOWN>)", "Received": [ "from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3y1lM13FFtz9t3F\n\tfor <patchwork-incoming@ozlabs.org>;\n\tWed, 27 Sep 2017 01:32:29 +1000 (AEST)", "(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1031379AbdIZPc1 (ORCPT <rfc822;patchwork-incoming@ozlabs.org>);\n\tTue, 26 Sep 2017 11:32:27 -0400", "from dispatch1-us1.ppe-hosted.com ([67.231.154.164]:32929 \"EHLO\n\tdispatch1-us1.ppe-hosted.com\" rhost-flags-OK-OK-OK-OK)\n\tby vger.kernel.org with ESMTP id S1030485AbdIZPc0 (ORCPT\n\t<rfc822;netdev@vger.kernel.org>); Tue, 26 Sep 2017 11:32:26 -0400", "from pure.maildistiller.com (unknown [10.110.50.29])\n\tby dispatch1-us1.ppe-hosted.com (Proofpoint Essentials ESMTP Server)\n\twith ESMTP id C064060095; Tue, 26 Sep 2017 15:32:25 +0000 (UTC)", "from mx1-us3.ppe-hosted.com (unknown [10.110.49.251])\n\tby pure.maildistiller.com (Proofpoint Essentials ESMTP Server) with\n\tESMTPS id 433CC40055; Tue, 26 Sep 2017 15:32:25 +0000 (UTC)", "from webmail.solarflare.com (uk.solarflare.com [193.34.186.16])\n\t(using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby mx1-us3.ppe-hosted.com (Proofpoint Essentials ESMTP Server) with\n\tESMTPS id CEBC16008A; Tue, 26 Sep 2017 15:32:24 +0000 (UTC)", "from ec-desktop.uk.solarflarecom.com (10.17.20.45) by\n\tukex01.SolarFlarecom.com (10.17.10.4) with Microsoft SMTP Server\n\t(TLS) id 15.0.1044.25; Tue, 26 Sep 2017 16:32:19 +0100" ], "X-Virus-Scanned": "Proofpoint Essentials engine", "From": "Edward Cree <ecree@solarflare.com>", "Subject": "[PATCH v2 net-next 0/2] bpf/verifier: disassembly improvements", "To": "<davem@davemloft.net>", "CC": "<netdev@vger.kernel.org>, <daniel@iogearbox.net>,\n\t<alexei.starovoitov@gmail.com>, <ys114321@gmail.com>", "Message-ID": "<52270348-67f1-4e7a-cd2f-9d611ae94064@solarflare.com>", "Date": "Tue, 26 Sep 2017 16:32:15 +0100", "User-Agent": "Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101\n\tThunderbird/45.1.0", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "X-Originating-IP": "[10.17.20.45]", "X-ClientProxiedBy": "ocex03.SolarFlarecom.com (10.20.40.36) To\n\tukex01.SolarFlarecom.com (10.17.10.4)", "X-TM-AS-Product-Ver": "SMEX-11.0.0.1191-8.100.1062-23352.000", "X-TM-AS-Result": "No--2.235400-0.000000-31", "X-TM-AS-User-Approved-Sender": "Yes", "X-TM-AS-User-Blocked-Sender": "No", "X-MDID": "1506439945-LmpO-BGDqQ+Q", "Sender": "netdev-owner@vger.kernel.org", "Precedence": "bulk", "List-ID": "<netdev.vger.kernel.org>", "X-Mailing-List": "netdev@vger.kernel.org" }, "content": "Fix the output of print_bpf_insn() for ALU ops that don't look like\n compound assignment (i.e. BPF_END and BPF_NEG).\n\nSample output for a short test program:\n0: (b4) (u32) r0 = (u32) 0\n1: (dc) r0 = be32 r0\n2: (84) r0 = (u32) -r0\n3: (95) exit\nprocessed 4 insns, stack depth 0\n\nEdward Cree (2):\n bpf/verifier: improve disassembly of BPF_END instructions\n bpf/verifier: improve disassembly of BPF_NEG instructions\n\n kernel/bpf/verifier.c | 23 +++++++++++++++++++++--\n 1 file changed, 21 insertions(+), 2 deletions(-)" }