get:
Show a patch.

patch:
Update a patch.

put:
Update a patch.

GET /api/patches/27128/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 27128,
    "url": "http://patches.dpdk.org/api/patches/27128/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/20170724084004.25542-11-santosh.shukla@caviumnetworks.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": "<20170724084004.25542-11-santosh.shukla@caviumnetworks.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20170724084004.25542-11-santosh.shukla@caviumnetworks.com",
    "date": "2017-07-24T08:40:02",
    "name": "[dpdk-dev,v5,10/12] linuxapp/eal_vfio: honor iova mode before mapping",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "d551ad3b189c8a986fb12a0aee017c46a245f5a2",
    "submitter": {
        "id": 480,
        "url": "http://patches.dpdk.org/api/people/480/?format=api",
        "name": "Santosh Shukla",
        "email": "santosh.shukla@caviumnetworks.com"
    },
    "delegate": null,
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/20170724084004.25542-11-santosh.shukla@caviumnetworks.com/mbox/",
    "series": [],
    "comments": "http://patches.dpdk.org/api/patches/27128/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/27128/checks/",
    "tags": {},
    "related": [],
    "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 [IPv6:::1])\n\tby dpdk.org (Postfix) with ESMTP id 6F7F67CDE;\n\tMon, 24 Jul 2017 10:43:06 +0200 (CEST)",
            "from NAM02-SN1-obe.outbound.protection.outlook.com\n\t(mail-sn1nam02on0058.outbound.protection.outlook.com [104.47.36.58])\n\tby dpdk.org (Postfix) with ESMTP id 1DDEC5A98\n\tfor <dev@dpdk.org>; Mon, 24 Jul 2017 10:42:52 +0200 (CEST)",
            "from localhost.localdomain (223.180.24.9) by\n\tDM5PR07MB3097.namprd07.prod.outlook.com (10.172.85.7) with Microsoft\n\tSMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id\n\t15.1.1282.10; Mon, 24 Jul 2017 08:42:47 +0000"
        ],
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=CAVIUMNETWORKS.onmicrosoft.com; s=selector1-cavium-com;\n\th=From:Date:Subject:Message-ID:Content-Type:MIME-Version;\n\tbh=RWhBL1OPCW3nlepuVmdYjjVpezN08cvBSrKaJPu0XY4=;\n\tb=JiymRp8GA8OpWn+ykh0yQtf1q4bPqzVHbo3pj+ijAZAx2yQF6XbggFxXPtlE7g60j+eUjIUR+9aKBWUCc9vgkeBRjUnNNcXLC4xoZCyA/bV9LdAfxXatCNkX38tBfD4jBXuXZM38nqe5zQRhDKe1hQc0Or6UkL93DRhrnRul+Ps=",
        "Authentication-Results": "spf=none (sender IP is )\n\tsmtp.mailfrom=Santosh.Shukla@cavium.com; ",
        "From": "Santosh Shukla <santosh.shukla@caviumnetworks.com>",
        "To": "thomas@monjalon.net,\n\tdev@dpdk.org",
        "Cc": "hemant.agrawal@nxp.com, bruce.richardson@intel.com,\n\tjerin.jacob@caviumnetworks.com, shreyansh.jain@nxp.com,\n\tgaetan.rivet@6wind.com, sergio.gonzalez.monroy@intel.com,\n\tanatoly.burakov@intel.com, stephen@networkplumber.org,\n\tmaxime.coquelin@redhat.com, olivier.matz@6wind.com,\n\tSantosh Shukla <santosh.shukla@caviumnetworks.com>",
        "Date": "Mon, 24 Jul 2017 14:10:02 +0530",
        "Message-Id": "<20170724084004.25542-11-santosh.shukla@caviumnetworks.com>",
        "X-Mailer": "git-send-email 2.11.0",
        "In-Reply-To": "<20170724084004.25542-1-santosh.shukla@caviumnetworks.com>",
        "References": "<20170718055950.10208-1-santosh.shukla@caviumnetworks.com>\n\t<20170724084004.25542-1-santosh.shukla@caviumnetworks.com>",
        "MIME-Version": "1.0",
        "Content-Type": "text/plain",
        "X-Originating-IP": "[223.180.24.9]",
        "X-ClientProxiedBy": "SG2PR06CA0085.apcprd06.prod.outlook.com (10.170.138.11) To\n\tDM5PR07MB3097.namprd07.prod.outlook.com (10.172.85.7)",
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        "Subject": "[dpdk-dev] [PATCH v5 10/12] linuxapp/eal_vfio: honor iova mode\n\tbefore mapping",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
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        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "Check iova mode and accordingly map iova to pa or va.\n\nSigned-off-by: Santosh Shukla <santosh.shukla@caviumnetworks.com>\nSigned-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>\nReviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>\n---\n lib/librte_eal/linuxapp/eal/eal_vfio.c | 10 ++++++++--\n 1 file changed, 8 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/lib/librte_eal/linuxapp/eal/eal_vfio.c b/lib/librte_eal/linuxapp/eal/eal_vfio.c\nindex c8a97b7e7..b32cd09a2 100644\n--- a/lib/librte_eal/linuxapp/eal/eal_vfio.c\n+++ b/lib/librte_eal/linuxapp/eal/eal_vfio.c\n@@ -706,7 +706,10 @@ vfio_type1_dma_map(int vfio_container_fd)\n \t\tdma_map.argsz = sizeof(struct vfio_iommu_type1_dma_map);\n \t\tdma_map.vaddr = ms[i].addr_64;\n \t\tdma_map.size = ms[i].len;\n-\t\tdma_map.iova = ms[i].phys_addr;\n+\t\tif (rte_eal_iova_mode() == RTE_IOVA_VA)\n+\t\t\tdma_map.iova = dma_map.vaddr;\n+\t\telse\n+\t\t\tdma_map.iova = ms[i].phys_addr;\n \t\tdma_map.flags = VFIO_DMA_MAP_FLAG_READ | VFIO_DMA_MAP_FLAG_WRITE;\n \n \t\tret = ioctl(vfio_container_fd, VFIO_IOMMU_MAP_DMA, &dma_map);\n@@ -792,7 +795,10 @@ vfio_spapr_dma_map(int vfio_container_fd)\n \t\tdma_map.argsz = sizeof(struct vfio_iommu_type1_dma_map);\n \t\tdma_map.vaddr = ms[i].addr_64;\n \t\tdma_map.size = ms[i].len;\n-\t\tdma_map.iova = ms[i].phys_addr;\n+\t\tif (rte_eal_iova_mode() == RTE_IOVA_VA)\n+\t\t\tdma_map.iova = dma_map.vaddr;\n+\t\telse\n+\t\t\tdma_map.iova = ms[i].phys_addr;\n \t\tdma_map.flags = VFIO_DMA_MAP_FLAG_READ |\n \t\t\t\t VFIO_DMA_MAP_FLAG_WRITE;\n \n",
    "prefixes": [
        "dpdk-dev",
        "v5",
        "10/12"
    ]
}