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GET /api/patches/124771/?format=api
{ "id": 124771, "url": "http://patches.dpdk.org/api/patches/124771/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20230303081013.589868-14-ndabilpuram@marvell.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": "<20230303081013.589868-14-ndabilpuram@marvell.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20230303081013.589868-14-ndabilpuram@marvell.com", "date": "2023-03-03T08:10:12", "name": "[14/15] common/cnxk: add memory clobber to steor and ldeor", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "40f9b44e57e42f3c5bfe9471429f8042e10fa7d3", "submitter": { "id": 1202, "url": "http://patches.dpdk.org/api/people/1202/?format=api", "name": "Nithin Dabilpuram", "email": "ndabilpuram@marvell.com" }, "delegate": { "id": 310, "url": "http://patches.dpdk.org/api/users/310/?format=api", "username": "jerin", "first_name": "Jerin", "last_name": "Jacob", "email": "jerinj@marvell.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20230303081013.589868-14-ndabilpuram@marvell.com/mbox/", "series": [ { "id": 27237, "url": "http://patches.dpdk.org/api/series/27237/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=27237", "date": "2023-03-03T08:09:59", "name": "[01/15] net/cnxk: resolve sefgault caused during transmit completion", "version": 1, "mbox": "http://patches.dpdk.org/series/27237/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/124771/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/124771/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 137FD41DC3;\n\tFri, 3 Mar 2023 09:12:23 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 0BCB842D52;\n\tFri, 3 Mar 2023 09:11:34 +0100 (CET)", "from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com\n [67.231.156.173])\n by mails.dpdk.org (Postfix) with ESMTP id AA8B342D52\n for <dev@dpdk.org>; Fri, 3 Mar 2023 09:11:32 +0100 (CET)", "from pps.filterd (m0045851.ppops.net [127.0.0.1])\n by mx0b-0016f401.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id\n 3234WwRa024923 for <dev@dpdk.org>; Fri, 3 Mar 2023 00:11:32 -0800", "from dc5-exch02.marvell.com ([199.233.59.182])\n by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 3p1wr9xbm5-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT)\n for <dev@dpdk.org>; Fri, 03 Mar 2023 00:11:32 -0800", "from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.42;\n Fri, 3 Mar 2023 00:11:29 -0800", "from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.42 via Frontend\n Transport; Fri, 3 Mar 2023 00:11:29 -0800", "from hyd1588t430.caveonetworks.com (unknown [10.29.52.204])\n by maili.marvell.com (Postfix) with ESMTP id 6BCE93F7052;\n Fri, 3 Mar 2023 00:11:24 -0800 (PST)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com;\n h=from : to : cc :\n subject : date : message-id : in-reply-to : references : mime-version :\n content-transfer-encoding : content-type; s=pfpt0220;\n bh=G3P35ufpymPatnvddtsrx5dMoWoTmSXvpUWIzY6VJrg=;\n b=eG6KA0vppgaRgF9WAIHnA6sqPkFYZe+jVDgvRWuvKgF0e7V5yatNufZOVH7/LkVpL0Gn\n 3PZLvqRI6k8Z2cI99X/KJ7ROBP+8wPobPJ7ZZFnRghX+NGS+fKgS2DhGP3o1Sp7tus3O\n CsqJXGyj7UVojjQ6y4UiZ8tyIjcQm/FvghMlUpEsnsEkoMu/QpKnaOgVUSlpxPh1JAvn\n tVSxdSMmCvXOhWbsFeedyMN/I0VLGIWJ+Dsn7KH9EO+GHw1ZIL8r6/jZ68gRIisvrBf8\n /BaRXrtLjWDVFXL5WTyjydczYl4AKQxNau1f4e7XZha+zFo+fExy6BeWZ/Z+YefsILGS Ew==", "From": "Nithin Dabilpuram <ndabilpuram@marvell.com>", "To": "Nithin Dabilpuram <ndabilpuram@marvell.com>, Kiran Kumar K\n <kirankumark@marvell.com>, Sunil Kumar Kori <skori@marvell.com>, Satha Rao\n <skoteshwar@marvell.com>", "CC": "<jerinj@marvell.com>, <dev@dpdk.org>", "Subject": "[PATCH 14/15] common/cnxk: add memory clobber to steor and ldeor", "Date": "Fri, 3 Mar 2023 13:40:12 +0530", "Message-ID": "<20230303081013.589868-14-ndabilpuram@marvell.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20230303081013.589868-1-ndabilpuram@marvell.com>", "References": "<20230303081013.589868-1-ndabilpuram@marvell.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Proofpoint-ORIG-GUID": "tW23ymKlqSymdJaW-Ub4lj29i3k6EQvn", "X-Proofpoint-GUID": "tW23ymKlqSymdJaW-Ub4lj29i3k6EQvn", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.219,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22\n definitions=2023-03-03_01,2023-03-02_02,2023-02-09_01", "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": "To avoid compiler reordering stores to LMT line and ldeor,\nadd clobber attribute to ldeor, steor etc.\n\nSigned-off-by: Nithin Dabilpuram <ndabilpuram@marvell.com>\n---\n drivers/common/cnxk/roc_io.h | 12 ++++++++----\n 1 file changed, 8 insertions(+), 4 deletions(-)", "diff": "diff --git a/drivers/common/cnxk/roc_io.h b/drivers/common/cnxk/roc_io.h\nindex 1e5c1f8c04..af1a10cd66 100644\n--- a/drivers/common/cnxk/roc_io.h\n+++ b/drivers/common/cnxk/roc_io.h\n@@ -130,7 +130,8 @@ roc_lmt_submit_ldeor(plt_iova_t io_address)\n \n \tasm volatile(PLT_CPU_FEATURE_PREAMBLE \"ldeor xzr, %x[rf], [%[rs]]\"\n \t\t : [rf] \"=r\"(result)\n-\t\t : [rs] \"r\"(io_address));\n+\t\t : [rs] \"r\"(io_address)\n+\t\t : \"memory\");\n \treturn result;\n }\n \n@@ -141,7 +142,8 @@ roc_lmt_submit_ldeorl(plt_iova_t io_address)\n \n \tasm volatile(PLT_CPU_FEATURE_PREAMBLE \"ldeorl xzr,%x[rf],[%[rs]]\"\n \t\t : [rf] \"=r\"(result)\n-\t\t : [rs] \"r\"(io_address));\n+\t\t : [rs] \"r\"(io_address)\n+\t\t : \"memory\");\n \treturn result;\n }\n \n@@ -150,7 +152,8 @@ roc_lmt_submit_steor(uint64_t data, plt_iova_t io_address)\n {\n \tasm volatile(PLT_CPU_FEATURE_PREAMBLE\n \t\t \"steor %x[d], [%[rs]]\" ::[d] \"r\"(data),\n-\t\t [rs] \"r\"(io_address));\n+\t\t [rs] \"r\"(io_address)\n+\t\t : \"memory\");\n }\n \n static __plt_always_inline void\n@@ -158,7 +161,8 @@ roc_lmt_submit_steorl(uint64_t data, plt_iova_t io_address)\n {\n \tasm volatile(PLT_CPU_FEATURE_PREAMBLE\n \t\t \"steorl %x[d], [%[rs]]\" ::[d] \"r\"(data),\n-\t\t [rs] \"r\"(io_address));\n+\t\t [rs] \"r\"(io_address)\n+\t\t : \"memory\");\n }\n \n static __plt_always_inline void\n", "prefixes": [ "14/15" ] }