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GET /api/patches/118434/?format=api
{ "id": 118434, "url": "http://patches.dpdk.org/api/patches/118434/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20221018152221.86341-3-xuan.ding@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": "<20221018152221.86341-3-xuan.ding@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20221018152221.86341-3-xuan.ding@intel.com", "date": "2022-10-18T15:22:21", "name": "[v6,2/2] examples/vhost: unconfigure DMA vchannel", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "11861ba1ebaf956d0af23a1d1f4ed97cbe742b29", "submitter": { "id": 1401, "url": "http://patches.dpdk.org/api/people/1401/?format=api", "name": "Ding, Xuan", "email": "xuan.ding@intel.com" }, "delegate": { "id": 2642, "url": "http://patches.dpdk.org/api/users/2642/?format=api", "username": "mcoquelin", "first_name": "Maxime", "last_name": "Coquelin", "email": "maxime.coquelin@redhat.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20221018152221.86341-3-xuan.ding@intel.com/mbox/", "series": [ { "id": 25286, "url": "http://patches.dpdk.org/api/series/25286/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=25286", "date": "2022-10-18T15:22:19", "name": "vhost: introduce DMA vchannel unconfiguration", "version": 6, "mbox": "http://patches.dpdk.org/series/25286/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/118434/comments/", "check": "fail", "checks": "http://patches.dpdk.org/api/patches/118434/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 89987A0560;\n\tTue, 18 Oct 2022 17:25:26 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 4C1C841147;\n\tTue, 18 Oct 2022 17:25:23 +0200 (CEST)", "from mga05.intel.com (mga05.intel.com [192.55.52.43])\n by mails.dpdk.org (Postfix) with ESMTP id EEFE74021D\n for <dev@dpdk.org>; Tue, 18 Oct 2022 17:25:21 +0200 (CEST)", "from fmsmga002.fm.intel.com ([10.253.24.26])\n by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 18 Oct 2022 08:25:21 -0700", "from npg-dpdk-xuan-cbdma.sh.intel.com ([10.67.111.102])\n by fmsmga002.fm.intel.com with ESMTP; 18 Oct 2022 08:25:18 -0700" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple;\n d=intel.com; i=@intel.com; q=dns/txt; s=Intel;\n t=1666106722; x=1697642722;\n h=from:to:cc:subject:date:message-id:in-reply-to: references;\n bh=HYnGNBEfLpaFNjAv72GAkIslYko9BKcbdAD0nagL21I=;\n b=A1HDS9hXWhmNocwnplLO6DLQOJ/c0mPUDl70qN7M8hirv6NME7+FUYpV\n fK8erUEdm+qW32TiEU+RJ8GcCq7Re2wEsgRjR5kgCjYuvfsUGUUzWycAe\n 4snxjrgP3wCjn6DWpXujhif7kRblDsdxW3gxUzz2xs7DZQykBJFWcCFBn\n Z0GyX5oURCOYW7VUqs5ODQTweQVPBzLGELU2UsJ8INLL98W2kpbarijzK\n ZSgECgzXYaE9xzGT6mYFn3UQwNqpGAUin2SyC4Uq85dsHMFCadp0v0TQU\n 9ol7A9Tr1fa096lGcmMb9omNefM9CNy4Sjwyd1zSBu0IXYobVk5FGjp+V Q==;", "X-IronPort-AV": [ "E=McAfee;i=\"6500,9779,10504\"; a=\"392444820\"", "E=Sophos;i=\"5.95,193,1661842800\"; d=\"scan'208\";a=\"392444820\"", "E=McAfee;i=\"6500,9779,10504\"; a=\"733686076\"", "E=Sophos;i=\"5.95,193,1661842800\"; d=\"scan'208\";a=\"733686076\"" ], "X-ExtLoop1": "1", "From": "xuan.ding@intel.com", "To": "maxime.coquelin@redhat.com,\n\tchenbo.xia@intel.com", "Cc": "dev@dpdk.org, jiayu.hu@intel.com, xingguang.he@intel.com,\n yvonnex.yang@intel.com, cheng1.jiang@intel.com, yuanx.wang@intel.com,\n wenwux.ma@intel.com, Xuan Ding <xuan.ding@intel.com>", "Subject": "[PATCH v6 2/2] examples/vhost: unconfigure DMA vchannel", "Date": "Tue, 18 Oct 2022 15:22:21 +0000", "Message-Id": "<20221018152221.86341-3-xuan.ding@intel.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20221018152221.86341-1-xuan.ding@intel.com>", "References": "<20220814140442.82525-1-xuan.ding@intel.com>\n <20221018152221.86341-1-xuan.ding@intel.com>", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org" }, "content": "From: Xuan Ding <xuan.ding@intel.com>\n\nThis patch applies rte_vhost_async_dma_unconfigure() to manually free\nDMA vchannels. Before unconfiguration, make sure the specified DMA\ndevice is no longer used by any vhost ports.\n\nSigned-off-by: Xuan Ding <xuan.ding@intel.com>\n---\n examples/vhost/main.c | 8 ++++++++\n 1 file changed, 8 insertions(+)", "diff": "diff --git a/examples/vhost/main.c b/examples/vhost/main.c\nindex ac78704d79..42e53a0f9a 100644\n--- a/examples/vhost/main.c\n+++ b/examples/vhost/main.c\n@@ -2066,6 +2066,14 @@ main(int argc, char *argv[])\n \tRTE_LCORE_FOREACH_WORKER(lcore_id)\n \t\trte_eal_wait_lcore(lcore_id);\n \n+\tfor (i = 0; i < dma_count; i++) {\n+\t\tif (rte_vhost_async_dma_unconfigure(dmas_id[i], 0) < 0) {\n+\t\t\tRTE_LOG(ERR, VHOST_PORT,\n+\t\t\t\t\"Failed to unconfigure DMA %d in vhost.\\n\", dmas_id[i]);\n+\t\t\trte_exit(EXIT_FAILURE, \"Cannot use given DMA device\\n\");\n+\t\t}\n+\t}\n+\n \t/* clean up the EAL */\n \trte_eal_cleanup();\n \n", "prefixes": [ "v6", "2/2" ] }