Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/136011/?format=api
{ "id": 136011, "url": "http://patches.dpdk.org/api/patches/136011/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20240121093653.2890-2-pbhagavatula@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": "<20240121093653.2890-2-pbhagavatula@marvell.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20240121093653.2890-2-pbhagavatula@marvell.com", "date": "2024-01-21T09:36:53", "name": "[2/2] config/arm: add support for fallback march", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "3b05acfd366610bf0428d2b099428bc43f2abd51", "submitter": { "id": 1183, "url": "http://patches.dpdk.org/api/people/1183/?format=api", "name": "Pavan Nikhilesh Bhagavatula", "email": "pbhagavatula@marvell.com" }, "delegate": { "id": 24651, "url": "http://patches.dpdk.org/api/users/24651/?format=api", "username": "dmarchand", "first_name": "David", "last_name": "Marchand", "email": "david.marchand@redhat.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20240121093653.2890-2-pbhagavatula@marvell.com/mbox/", "series": [ { "id": 30867, "url": "http://patches.dpdk.org/api/series/30867/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=30867", "date": "2024-01-21T09:36:52", "name": "[1/2] config/arm: avoid mcpu and march conflicts", "version": 1, "mbox": "http://patches.dpdk.org/series/30867/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/136011/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/136011/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 E84064391B;\n\tSun, 21 Jan 2024 10:37:13 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id A4F0142D7D;\n\tSun, 21 Jan 2024 10:37:08 +0100 (CET)", "from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com\n [67.231.148.174])\n by mails.dpdk.org (Postfix) with ESMTP id BBDDE402CE\n for <dev@dpdk.org>; Sun, 21 Jan 2024 10:37:06 +0100 (CET)", "from pps.filterd (m0045849.ppops.net [127.0.0.1])\n by mx0a-0016f401.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id\n 40L8HQHo032451; Sun, 21 Jan 2024 01:37:02 -0800", "from dc5-exch01.marvell.com ([199.233.59.181])\n by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 3vrcdpj149-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT);\n Sun, 21 Jan 2024 01:37:02 -0800 (PST)", "from DC5-EXCH01.marvell.com (10.69.176.38) by DC5-EXCH01.marvell.com\n (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.48;\n Sun, 21 Jan 2024 01:37:01 -0800", "from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com\n (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.48 via Frontend\n Transport; Sun, 21 Jan 2024 01:37:01 -0800", "from MININT-80QBFE8.corp.innovium.com (MININT-80QBFE8.marvell.com\n [10.28.164.106])\n by maili.marvell.com (Postfix) with ESMTP id 5AF593F70AD;\n Sun, 21 Jan 2024 01:36:58 -0800 (PST)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=\n from:to:cc:subject:date:message-id:in-reply-to:references\n :mime-version:content-transfer-encoding:content-type; s=\n pfpt0220; bh=F3FULFh4Kdu7NrqI8KY015Lmnmk5EWLGI/MNnaTCcso=; b=j6P\n k9OiVOqtjChk40Hqp6B97JLdfOdXp+0gJWE8tudCaLaqrvHwpYJZFKjEnd8iBrK9\n tYQ+V8aErjnXkccyWdayCq5LaHzSqdKlYtpb+wsJJwz46mHbBXqSMngyIh7Tjh/k\n lZLpGgsx1wi+5Nzb1aecwy0xskhrW5gXV76Kt3MUHK0T+HS5B/vKd9DE1qNWfR0P\n F6S6TZ4GR+j+/ymhS106SN1YKJjNr03fjaNi2PtTnlZtPr6As1j1H9qlZiDz3VH8\n X/S9nNoloNA6F002etbUJgrzY5uSKeg1slhBHOIGKoINQ1I5afL9TXfnTXScDQIK\n XnLW8IIJ662Gnw7E+bQ==", "From": "<pbhagavatula@marvell.com>", "To": "<jerinj@marvell.com>, <Ruifeng.Wang@arm.com>, <nd@arm.com>, Ruifeng Wang\n <ruifeng.wang@arm.com>, Bruce Richardson <bruce.richardson@intel.com>", "CC": "<dev@dpdk.org>, Pavan Nikhilesh <pbhagavatula@marvell.com>", "Subject": "[PATCH 2/2] config/arm: add support for fallback march", "Date": "Sun, 21 Jan 2024 15:06:53 +0530", "Message-ID": "<20240121093653.2890-2-pbhagavatula@marvell.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20240121093653.2890-1-pbhagavatula@marvell.com>", "References": "<20240121093653.2890-1-pbhagavatula@marvell.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Proofpoint-ORIG-GUID": "vY17A0VNJRqhmC999JKH3a7pJklPFTTQ", "X-Proofpoint-GUID": "vY17A0VNJRqhmC999JKH3a7pJklPFTTQ", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26\n definitions=2024-01-20_06,2024-01-19_02,2023-05-22_02", "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: Pavan Nikhilesh <pbhagavatula@marvell.com>\n\nSome ARM CPUs have specific march requirements and\nare not compatible with the supported march list.\nAdd fallback march in case the mcpu and the march\nadvertised in the part_number_config are not supported\nby the compiler.\n\nExample\n\tmcpu = neoverse-n2\n\tmarch = armv9-a\n\tfallback_march = armv8.5-a\n\n\tmcpu, march not supported\n\tmachine_args = ['-march=armv8.5-a']\n\n\tmcpu, march, fallback_march not supported\n\tleast march supported = armv8-a\n\n\tmachine_args = ['-march=armv8-a']\n\nSigned-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>\n---\n config/arm/meson.build | 15 +++++++++++++--\n 1 file changed, 13 insertions(+), 2 deletions(-)\n\n--\n2.25.1", "diff": "diff --git a/config/arm/meson.build b/config/arm/meson.build\nindex 8c8cfccca0..2aaf78a81a 100644\n--- a/config/arm/meson.build\n+++ b/config/arm/meson.build\n@@ -94,6 +94,7 @@ part_number_config_arm = {\n '0xd49': {\n 'march': 'armv9-a',\n 'march_features': ['sve2'],\n+ 'fallback_march': 'armv8.5-a',\n 'mcpu': 'neoverse-n2',\n 'flags': [\n ['RTE_MACHINE', '\"neoverse-n2\"'],\n@@ -709,14 +710,14 @@ if update_flags\n\n # probe supported archs and their features\n candidate_march = ''\n+ supported_marchs = ['armv9-a', 'armv8.6-a', 'armv8.5-a', 'armv8.4-a',\n+ 'armv8.3-a', 'armv8.2-a', 'armv8.1-a', 'armv8-a']\n if part_number_config.has_key('march')\n if part_number_config.get('force_march', false) or support_mcpu\n if cc.has_argument('-march=' + part_number_config['march'])\n candidate_march = part_number_config['march']\n endif\n else\n- supported_marchs = ['armv8.6-a', 'armv8.5-a', 'armv8.4-a', 'armv8.3-a',\n- 'armv8.2-a', 'armv8.1-a', 'armv8-a']\n check_compiler_support = false\n foreach supported_march: supported_marchs\n if supported_march == part_number_config['march']\n@@ -733,6 +734,16 @@ if update_flags\n endif\n\n if candidate_march != part_number_config['march']\n+ if part_number_config.has_key('fallback_march') and not support_mcpu\n+ fallback_march = part_number_config['fallback_march']\n+ foreach supported_march: supported_marchs\n+ if (supported_march == fallback_march\n+ and cc.has_argument('-march=' + supported_march))\n+ candidate_march = supported_march\n+ break\n+ endif\n+ endforeach\n+ endif\n warning('Configuration march version is @0@, not supported.'\n .format(part_number_config['march']))\n if candidate_march != ''\n", "prefixes": [ "2/2" ] }