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{
    "id": 40806,
    "url": "http://patches.dpdk.org/api/covers/40806/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/cover/1528447355-29411-1-git-send-email-konstantin.ananyev@intel.com/",
    "project": {
        "id": 1,
        "url": "http://patches.dpdk.org/api/projects/1/?format=api",
        "name": "DPDK",
        "link_name": "dpdk",
        "list_id": "dev.dpdk.org",
        "list_email": "dev@dpdk.org",
        "web_url": "http://core.dpdk.org",
        "scm_url": "git://dpdk.org/dpdk",
        "webscm_url": "http://git.dpdk.org/dpdk",
        "list_archive_url": "https://inbox.dpdk.org/dev",
        "list_archive_url_format": "https://inbox.dpdk.org/dev/{}",
        "commit_url_format": ""
    },
    "msgid": "<1528447355-29411-1-git-send-email-konstantin.ananyev@intel.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/1528447355-29411-1-git-send-email-konstantin.ananyev@intel.com",
    "date": "2018-06-08T08:42:32",
    "name": "[dpdk-dev,0/3] bpf: extend validation of input BPF programs",
    "submitter": {
        "id": 33,
        "url": "http://patches.dpdk.org/api/people/33/?format=api",
        "name": "Ananyev, Konstantin",
        "email": "konstantin.ananyev@intel.com"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/cover/1528447355-29411-1-git-send-email-konstantin.ananyev@intel.com/mbox/",
    "series": [
        {
            "id": 43,
            "url": "http://patches.dpdk.org/api/series/43/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=43",
            "date": "2018-06-08T08:42:32",
            "name": "bpf: extend validation of input BPF programs",
            "version": 1,
            "mbox": "http://patches.dpdk.org/series/43/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/covers/40806/comments/",
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@dpdk.org",
        "Delivered-To": "patchwork@dpdk.org",
        "Received": [
            "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 081D51B03F;\n\tFri,  8 Jun 2018 10:42:51 +0200 (CEST)",
            "from mga01.intel.com (mga01.intel.com [192.55.52.88])\n\tby dpdk.org (Postfix) with ESMTP id 0EEB61B029\n\tfor <dev@dpdk.org>; Fri,  8 Jun 2018 10:42:48 +0200 (CEST)",
            "from orsmga007.jf.intel.com ([10.7.209.58])\n\tby fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t08 Jun 2018 01:42:48 -0700",
            "from sivswdev02.ir.intel.com (HELO localhost.localdomain)\n\t([10.237.217.46])\n\tby orsmga007.jf.intel.com with ESMTP; 08 Jun 2018 01:42:47 -0700"
        ],
        "X-Amp-Result": "SKIPPED(no attachment in message)",
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        "X-ExtLoop1": "1",
        "X-IronPort-AV": "E=Sophos;i=\"5.49,490,1520924400\"; d=\"scan'208\";a=\"47424165\"",
        "From": "Konstantin Ananyev <konstantin.ananyev@intel.com>",
        "To": [
            "dev@dpdk.org",
            "dev@dpdk.org"
        ],
        "Cc": "Konstantin Ananyev <konstantin.ananyev@intel.com>",
        "Date": "Fri,  8 Jun 2018 09:42:32 +0100",
        "Message-Id": "<1528447355-29411-1-git-send-email-konstantin.ananyev@intel.com>",
        "X-Mailer": "git-send-email 1.7.0.7",
        "Subject": "[dpdk-dev] [PATCH 0/3] bpf: extend validation of input BPF programs",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
        "List-Unsubscribe": "<https://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>",
        "List-Archive": "<http://dpdk.org/ml/archives/dev/>",
        "List-Post": "<mailto:dev@dpdk.org>",
        "List-Help": "<mailto:dev-request@dpdk.org?subject=help>",
        "List-Subscribe": "<https://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>",
        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "As first step extend struct rte_bpf_xsym with new fields to provide\nextra information for allowed external varaibles and helper functions.\nThat allows to extend bpf validation with new checks for:\n - use/return uninitialized registers and/or stack data\n - possible memory access boundaries violation\n - invalid arguments for the function\n\nKonstantin Ananyev (3):\n  bpf: add extra information for external symbol definitions\n  bpf: add extra validation for input BPF program\n  test/bpf: add new test-case for external function call\n\n app/test-pmd/bpf_cmd.c        |   27 +-\n lib/librte_bpf/bpf_def.h      |    5 +\n lib/librte_bpf/bpf_exec.c     |    2 +-\n lib/librte_bpf/bpf_impl.h     |   14 +\n lib/librte_bpf/bpf_jit_x86.c  |   17 +-\n lib/librte_bpf/bpf_load.c     |   49 +-\n lib/librte_bpf/bpf_load_elf.c |    4 +-\n lib/librte_bpf/bpf_validate.c | 1136 +++++++++++++++++++++++++++++++++++++++--\n lib/librte_bpf/rte_bpf.h      |   21 +-\n test/test/test_bpf.c          |  169 +++++-\n 10 files changed, 1382 insertions(+), 62 deletions(-)"
}