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GET /api/patches/62461/?format=api
{ "id": 62461, "url": "http://patches.dpdk.org/api/patches/62461/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20191105142321.7478-4-nipun.gupta@nxp.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": "<20191105142321.7478-4-nipun.gupta@nxp.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20191105142321.7478-4-nipun.gupta@nxp.com", "date": "2019-11-05T14:23:15", "name": "[3/9,v4] common/dpaax: fallback to check separate memory node for VM", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "eb24214e0393245eb8007c89e2b620f2b73b3f7b", "submitter": { "id": 471, "url": "http://patches.dpdk.org/api/people/471/?format=api", "name": "Nipun Gupta", "email": "nipun.gupta@nxp.com" }, "delegate": { "id": 1, "url": "http://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20191105142321.7478-4-nipun.gupta@nxp.com/mbox/", "series": [ { "id": 7253, "url": "http://patches.dpdk.org/api/series/7253/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=7253", "date": "2019-11-05T14:23:12", "name": "DPAA and FSLMC driver fixes and cleanup", "version": 4, "mbox": "http://patches.dpdk.org/series/7253/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/62461/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/62461/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 dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id EE30DA04A2;\n\tTue, 5 Nov 2019 15:40:14 +0100 (CET)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id BE0041BF20;\n\tTue, 5 Nov 2019 15:39:49 +0100 (CET)", "from inva020.nxp.com (inva020.nxp.com [92.121.34.13])\n by dpdk.org (Postfix) with ESMTP id 7A11A1BF08;\n Tue, 5 Nov 2019 15:39:47 +0100 (CET)", "from inva020.nxp.com (localhost [127.0.0.1])\n by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 3DFF51A01EC;\n Tue, 5 Nov 2019 15:39:47 +0100 (CET)", "from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com\n [165.114.16.14])\n by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id DF6631A00C5;\n Tue, 5 Nov 2019 15:39:43 +0100 (CET)", "from GDB1.ap.freescale.net (gdb1.ap.freescale.net [10.232.132.179])\n by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 5C201402E5;\n Tue, 5 Nov 2019 22:39:39 +0800 (SGT)" ], "From": "Nipun Gupta <nipun.gupta@nxp.com>", "To": "dev@dpdk.org", "Cc": "thomas@monjalon.net, ferruh.yigit@intel.com, hemant.agrawal@nxp.com,\n sachin.saxena@nxp.com, stable@dpdk.org, Nipun Gupta <nipun.gupta@nxp.com>", "Date": "Tue, 5 Nov 2019 19:53:15 +0530", "Message-Id": "<20191105142321.7478-4-nipun.gupta@nxp.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20191105142321.7478-1-nipun.gupta@nxp.com>", "References": "<20191011054657.21931-1-nipun.gupta@nxp.com>\n <20191105142321.7478-1-nipun.gupta@nxp.com>", "X-Virus-Scanned": "ClamAV using ClamSMTP", "Subject": "[dpdk-dev] [PATCH 3/9 v4] common/dpaax: fallback to check separate\n\tmemory node for VM", "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://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", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "In Virtual Machine the memory node in the device tree is at\n'/proc/device-tree/memory/reg' which is separate from the memory\nnode path on the host. This patch enables check on both the paths.\n\nFixes: 2f3d633aa593 (\"common/dpaax: add library for PA/VA translation table\")\nCc: stable@dpdk.org\n\nSigned-off-by: Nipun Gupta <nipun.gupta@nxp.com>\n---\n drivers/common/dpaax/dpaax_iova_table.c | 7 +++++--\n drivers/common/dpaax/dpaax_iova_table.h | 2 ++\n 2 files changed, 7 insertions(+), 2 deletions(-)", "diff": "diff --git a/drivers/common/dpaax/dpaax_iova_table.c b/drivers/common/dpaax/dpaax_iova_table.c\nindex 43c9c72e6..98b076e09 100644\n--- a/drivers/common/dpaax/dpaax_iova_table.c\n+++ b/drivers/common/dpaax/dpaax_iova_table.c\n@@ -68,9 +68,12 @@ read_memory_node(unsigned int *count)\n \t*count = 0;\n \n \tret = glob(MEM_NODE_PATH_GLOB, 0, NULL, &result);\n+\tif (ret != 0)\n+\t\tret = glob(MEM_NODE_PATH_GLOB_VM, 0, NULL, &result);\n+\n \tif (ret != 0) {\n-\t\tDPAAX_DEBUG(\"Unable to glob device-tree memory node: (%s)(%d)\",\n-\t\t\t MEM_NODE_PATH_GLOB, ret);\n+\t\tDPAAX_DEBUG(\"Unable to glob device-tree memory node (err: %d)\",\n+\t\t\tret);\n \t\tgoto out;\n \t}\n \ndiff --git a/drivers/common/dpaax/dpaax_iova_table.h b/drivers/common/dpaax/dpaax_iova_table.h\nindex 138827e7b..fef97f6dd 100644\n--- a/drivers/common/dpaax/dpaax_iova_table.h\n+++ b/drivers/common/dpaax/dpaax_iova_table.h\n@@ -45,6 +45,8 @@ extern struct dpaax_iova_table *dpaax_iova_table_p;\n * is SoC dependent, or even Uboot fixup dependent.\n */\n #define MEM_NODE_PATH_GLOB \"/proc/device-tree/memory[@0-9]*/reg\"\n+/* For Virtual Machines memory node is at different path (below) */\n+#define MEM_NODE_PATH_GLOB_VM \"/proc/device-tree/memory/reg\"\n /* Device file should be multiple of 16 bytes, each containing 8 byte of addr\n * and its length. Assuming max of 5 entries.\n */\n", "prefixes": [ "3/9", "v4" ] }