Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/2196361/?format=api
{ "id": 2196361, "url": "http://patchwork.ozlabs.org/api/patches/2196361/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/patch/20260213150535.90350-2-dhruvc@nvidia.com/", "project": { "id": 17, "url": "http://patchwork.ozlabs.org/api/projects/17/?format=api", "name": "GNU Compiler Collection", "link_name": "gcc", "list_id": "gcc-patches.gcc.gnu.org", "list_email": "gcc-patches@gcc.gnu.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260213150535.90350-2-dhruvc@nvidia.com>", "list_archive_url": null, "date": "2026-02-13T15:05:34", "name": "[1/2] gcc-auto-profile: Force --inherit flag for perf record [PR123923]", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "bdb25353ca96ac8b3c8238b0cec8312c97c82536", "submitter": { "id": 89212, "url": "http://patchwork.ozlabs.org/api/people/89212/?format=api", "name": "Dhruv Chawla", "email": "dhruvc@nvidia.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/gcc/patch/20260213150535.90350-2-dhruvc@nvidia.com/mbox/", "series": [ { "id": 492111, "url": "http://patchwork.ozlabs.org/api/series/492111/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/list/?series=492111", "date": "2026-02-13T15:05:33", "name": "gcc-auto-profile: Fixes for PR123923 and PR124075", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/492111/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2196361/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2196361/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "gcc-patches@gcc.gnu.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "gcc-patches@gcc.gnu.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=Nvidia.com header.i=@Nvidia.com header.a=rsa-sha256\n header.s=selector2 header.b=OTL890ta;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; helo=vm01.sourceware.org;\n envelope-from=gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org;\n receiver=patchwork.ozlabs.org)", "sourceware.org;\n\tdkim=pass (2048-bit key,\n unprotected) header.d=Nvidia.com header.i=@Nvidia.com header.a=rsa-sha256\n header.s=selector2 header.b=OTL890ta", "sourceware.org;\n dmarc=pass (p=reject dis=none) header.from=nvidia.com", "sourceware.org; spf=fail smtp.mailfrom=nvidia.com", "server2.sourceware.org;\n arc=pass smtp.remote-ip=40.107.209.48" ], "Received": [ "from vm01.sourceware.org (vm01.sourceware.org\n [IPv6:2620:52:6:3111::32])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fCFvY5yfJz1xpl\n\tfor <incoming@patchwork.ozlabs.org>; Sat, 14 Feb 2026 02:09:45 +1100 (AEDT)", "from vm01.sourceware.org (localhost [127.0.0.1])\n\tby sourceware.org (Postfix) with ESMTP id D374F4B9DB54\n\tfor <incoming@patchwork.ozlabs.org>; Fri, 13 Feb 2026 15:09:43 +0000 (GMT)", "from PH8PR06CU001.outbound.protection.outlook.com\n (mail-westus3azon11012048.outbound.protection.outlook.com [40.107.209.48])\n by sourceware.org (Postfix) with ESMTPS id C4D224BA2E0F\n for <gcc-patches@gcc.gnu.org>; Fri, 13 Feb 2026 15:06:28 +0000 (GMT)", "from BY3PR05CA0031.namprd05.prod.outlook.com (2603:10b6:a03:39b::6)\n by BN5PR12MB9537.namprd12.prod.outlook.com (2603:10b6:408:2a9::18)\n with Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9611.13; Fri, 13 Feb\n 2026 15:06:22 +0000", "from SJ5PEPF000001F2.namprd05.prod.outlook.com\n (2603:10b6:a03:39b:cafe::c2) by BY3PR05CA0031.outlook.office365.com\n (2603:10b6:a03:39b::6) with Microsoft SMTP Server (version=TLS1_3,\n cipher=TLS_AES_256_GCM_SHA384) id 15.20.9632.10 via Frontend Transport; Fri,\n 13 Feb 2026 15:06:19 +0000", "from mail.nvidia.com (216.228.117.161) by\n SJ5PEPF000001F2.mail.protection.outlook.com (10.167.242.70) with Microsoft\n SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id\n 15.20.9611.8 via Frontend Transport; Fri, 13 Feb 2026 15:06:20 +0000", "from rnnvmail201.nvidia.com (10.129.68.8) by mail.nvidia.com\n (10.129.200.67) with Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.20; Fri, 13 Feb\n 2026 07:05:58 -0800", "from MVD4TP25H0.nvidia.com (10.126.230.35) by rnnvmail201.nvidia.com\n (10.129.68.8) with Microsoft SMTP Server (version=TLS1_2,\n cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.20; Fri, 13 Feb\n 2026 07:05:55 -0800" ], "DKIM-Filter": [ "OpenDKIM Filter v2.11.0 sourceware.org D374F4B9DB54", "OpenDKIM Filter v2.11.0 sourceware.org C4D224BA2E0F" ], "DMARC-Filter": "OpenDMARC Filter v1.4.2 sourceware.org C4D224BA2E0F", "ARC-Filter": "OpenARC Filter v1.0.0 sourceware.org C4D224BA2E0F", "ARC-Seal": [ "i=2; a=rsa-sha256; d=sourceware.org; s=key; t=1770995190; cv=pass;\n b=ClAuAUG9BwLu3DdacJPlq6yrIFnlKmNqXldlRPh/tM+1PyhDEGZOk3fWDdyjnWQXpUdb7+LEg4wDIXtG+yNhDB/+sAbBspAyEVI44iN8e4dytRYVhTvmUCTP1aqmCCdd8+uCKy3FywHyIEkl6p7tC1wRdARmade/Ufqsy73Ut4Q=", "i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none;\n b=G85PqJyQoPe58+uDE2eA1XfWCoHpzfrm41F1f6DhiigwtmHSNkkVK0htMenayI3jYnYA0uxquJ7wT3NPGOPUYmSoqU4NmIIK0xXy6tdonit2R3Qlx3ephiujAcP00L5y5TjQsS/aZycaMoCkJBKj+ST5CCF0i5UVM/8Gm4bUOlKfGR0aFxC2evPvMVWEFYWXmiTkqcA9ONV8VxsAMBM1VUzeS7IB+HSmUWvCFGu2KbPRVQzyU+EhqeKqnuq3gGNakC2VkV9HsYn+aelgP24tXT6oV48T5goEqP4El3pdQGdc1TqRV408pU6y8qI3z2WmyUulPSmVoxpBqax4QNPjdw==" ], "ARC-Message-Signature": [ "i=2; a=rsa-sha256; d=sourceware.org; s=key;\n t=1770995190; c=relaxed/simple;\n bh=eLFF8DlGsvzs6s/oiK/eU7cG4xtrZ/28Cw2upMhrpGU=;\n h=DKIM-Signature:From:To:Subject:Date:Message-ID:MIME-Version;\n b=Iw2hMGdrmr1nTXXkzIfqH0YIZj2rhm0vXokzptgACQ3xTl2WsJRfTGyM+bARIAxuy812UZap2YWADKiOq5h5JQdpd3z4HlP8yPdOgnyAdFC8Z3sOZQzXRk7nA+U/p7v25p6SPBpIZvnnDqSWdm2uYeTmy5pTe0omtb0H8D88R18=", "i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com;\n s=arcselector10001;\n h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1;\n bh=9Hncpwa1OVgAIYGIpZKsd7CJ62Szn1DpQ0EskNqFWig=;\n b=mf+elcjqlSKXQYarofx+zivmUMHWhbN0Tmmj3P7zLtYn43ilDMkqpcZ7XJi09SBZo5TJJwJtVFQXSxC45bksU1uXVOVO3WDnCVjwrBt8vMdWZ6dD0a+r6y6ChlrQSYK9YJg5ceJA/H8N2dFhzf8M3xD5Vt3oBsAZhggqIImbnEv8l3YRIT5GKVK6WxjRYHGT7dxOVtskgXg8wBPWmp9CPGhQkxGpZILIE6HmnrGVTYBMdpFoQaW31xDhfJl1komUMrkZNPzcdaHJDyJ4o986rqjyTjpIPkAre1hV68PVgwqUdPxl14Y3/5QfKVtKSg0G5Ds9pIGAvmSN18QPPHvNRw==" ], "ARC-Authentication-Results": [ "i=2; server2.sourceware.org", "i=1; mx.microsoft.com 1; spf=pass (sender ip is\n 216.228.117.161) smtp.rcpttodomain=gcc.gnu.org smtp.mailfrom=nvidia.com;\n dmarc=pass (p=reject sp=reject pct=100) action=none header.from=nvidia.com;\n dkim=none (message not signed); arc=none (0)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com;\n s=selector2;\n h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;\n bh=9Hncpwa1OVgAIYGIpZKsd7CJ62Szn1DpQ0EskNqFWig=;\n b=OTL890taNEZmHQE29ZSrFw3a0s+EgO6sDYE8fhXVVal69Yq25++05kI2SJ6fV4cSlqUHv7gS0E/qxEtwu96sGYCMRt0bAO1BUYTI6r1IhoZnvyTLUIgKv+6sN+2WIldde4UWSaDxWz9Sylw4+Ba15n44T+A64giVgCEfIok9Xb1fZzoDU9CA8Q4oZWuMxH/RU8vpH1/QFGdxzg3EY1UXzngpBT8mMAf29DOAk/j5ouoTBUA2eXegAurW2jDeuZNf9/3A6nNwurTaJUNw96XUSOX0Epb3SOcLpH6bch4ZgKHVUws2A1ENt6VpWkYLad1DV+DHoGwU8cFG5ZkqzogRAw==", "X-MS-Exchange-Authentication-Results": "spf=pass (sender IP is 216.228.117.161)\n smtp.mailfrom=nvidia.com;\n dkim=none (message not signed)\n header.d=none;dmarc=pass action=none header.from=nvidia.com;", "Received-SPF": "Pass (protection.outlook.com: domain of nvidia.com designates\n 216.228.117.161 as permitted sender) receiver=protection.outlook.com;\n client-ip=216.228.117.161; helo=mail.nvidia.com; pr=C", "From": "<dhruvc@nvidia.com>", "To": "<gcc-patches@gcc.gnu.org>", "CC": "<hubicka@ucw.cz>, <kvivekananda@nvidia.com>, <ktkachov@nvidia.com>", "Subject": "[PATCH 1/2] gcc-auto-profile: Force --inherit flag for perf record\n [PR123923]", "Date": "Fri, 13 Feb 2026 20:35:34 +0530", "Message-ID": "<20260213150535.90350-2-dhruvc@nvidia.com>", "X-Mailer": "git-send-email 2.50.1", "In-Reply-To": "<20260213150535.90350-1-dhruvc@nvidia.com>", "References": "<20260213150535.90350-1-dhruvc@nvidia.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[10.126.230.35]", "X-ClientProxiedBy": "rnnvmail203.nvidia.com (10.129.68.9) To\n rnnvmail201.nvidia.com (10.129.68.8)", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-TrafficTypeDiagnostic": "SJ5PEPF000001F2:EE_|BN5PR12MB9537:EE_", "X-MS-Office365-Filtering-Correlation-Id": "bc2ca9c5-4197-4686-2fff-08de6b1171f5", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam": "BCL:0;\n ARA:13230040|36860700013|82310400026|376014|1800799024;", "X-Microsoft-Antispam-Message-Info": "\n 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", "X-Forefront-Antispam-Report": "CIP:216.228.117.161; CTRY:US; LANG:en; SCL:1;\n SRV:;\n IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:dc6edge2.nvidia.com; CAT:NONE;\n SFS:(13230040)(36860700013)(82310400026)(376014)(1800799024); DIR:OUT;\n SFP:1101;", "X-MS-Exchange-AntiSpam-MessageData-ChunkCount": "1", "X-MS-Exchange-AntiSpam-MessageData-0": "\n ii6vULsItCSXp1XO5WbPm/JiidcY7aRQmZXbuhjPzJiNqMwfXW2J+PNWHalYXhAahKyQ7NOXS59QQDnlgyI8H1k0EjzeHcF+B7/2qPYD06FFaFfMHflgkKKoT+/LZoEv38sd6Wlorc/eN0B49m156bAe3M5SbPtGt+BjIQ8mB8wpzSYyt/OrPu6PVNUGHrcYYR8hOc2jn9eha8+631YOG35IBt9vvaTVBP4jBTw505P0JdFDNOwEyskxwMcXDFxHgIjNQBSOoxdQEQanuy1m49CwHBh/vu7P35B9spdKZ25l8A5jX3C+N0QqHidFDEOLsWn2HWp92g+XhYooe7LYar1GZg5FLsctsNGsQJSfSSakKUXbeMx0xJ5GJ0FohGbWS9qH2NVVBt/xz3a8Vjl+m7m+KfsVQoQX1ItVJJgGB/K3We/MXcx9E5JuiTfakldw", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "13 Feb 2026 15:06:20.3390 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n bc2ca9c5-4197-4686-2fff-08de6b1171f5", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.117.161];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n SJ5PEPF000001F2.namprd05.prod.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BN5PR12MB9537", "X-BeenThere": "gcc-patches@gcc.gnu.org", "X-Mailman-Version": "2.1.30", "Precedence": "list", "List-Id": "Gcc-patches mailing list <gcc-patches.gcc.gnu.org>", "List-Unsubscribe": "<https://gcc.gnu.org/mailman/options/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe>", "List-Archive": "<https://gcc.gnu.org/pipermail/gcc-patches/>", "List-Post": "<mailto:gcc-patches@gcc.gnu.org>", "List-Help": "<mailto:gcc-patches-request@gcc.gnu.org?subject=help>", "List-Subscribe": "<https://gcc.gnu.org/mailman/listinfo/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe>", "Errors-To": "gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org" }, "content": "From: Dhruv Chawla <dhruvc@nvidia.com>\n\nThis works around a bug I was seeing while testing autoprofiledbootstrap\nwhere it appeared that perf record was only recording the make\ninvocation and not any of the child processes. I did not find any\nconfiguration that would make it do so, so forcing the flag in\ngcc-auto-profile will make sure that it doesn't happen regardless of\nperf's settings.\n\nBootstrapped and regtested on aarch64-linux-gnu.\n\nSigned-off-by: Dhruv Chawla <dhruvc@nvidia.com>\n\ngcc/ChangeLog:\n\tPR gcov-profile/123923\n\t* config/aarch64/gcc-auto-profile: Add --inherit to perf record flags.\n\t* config/i386/gcc-auto-profile: Likewise.\n---\n gcc/config/aarch64/gcc-auto-profile | 4 ++--\n gcc/config/i386/gcc-auto-profile | 4 ++--\n 2 files changed, 4 insertions(+), 4 deletions(-)", "diff": "diff --git a/gcc/config/aarch64/gcc-auto-profile b/gcc/config/aarch64/gcc-auto-profile\nindex 4d5c2e34855..fdf06dfeed0 100755\n--- a/gcc/config/aarch64/gcc-auto-profile\n+++ b/gcc/config/aarch64/gcc-auto-profile\n@@ -43,11 +43,11 @@ if [ \"$use_brbe\" = true ] ; then\n echo >&2 \"Warning: branch profiling may not be functional in VMs\"\n fi\n set -x\n- perf record -j any,$FLAGS \"$@\"\n+ perf record --inherit -j any,$FLAGS \"$@\"\n set +x\n else\n echo >&2 \"Warning: branch profiling may not be functional without BRBE\"\n set -x\n- perf record \"$@\"\n+ perf record --inherit \"$@\"\n set +x\n fi\ndiff --git a/gcc/config/i386/gcc-auto-profile b/gcc/config/i386/gcc-auto-profile\nindex 0e9e5fec2fe..5cd4077826b 100755\n--- a/gcc/config/i386/gcc-auto-profile\n+++ b/gcc/config/i386/gcc-auto-profile\n@@ -117,13 +117,13 @@ echo >&2 \"AMD CPU without support for ex_ret_brn_tkn event\"\n fi ;;\n esac\n set -x\n-if ! perf record -e $E -b \"$@\" ; then\n+if ! perf record --inherit -e $E -b \"$@\" ; then\n # PEBS may not actually be working even if the processor supports it\n # (e.g., in a virtual machine). Trying to run without /p.\n set +x\n echo >&2 \"Retrying without /p.\"\n E=\"$(echo \"${E}\" | sed -e \\'s/\\/p/\\//\\ -e s/:p//)\"\n set -x\n- exec perf record -e $E -b \"$@\"\n+ exec perf record --inherit -e $E -b \"$@\"\n set +x\n fi\n", "prefixes": [ "1/2" ] }