Received: by 2002:a05:6a10:1d13:0:0:0:0 with SMTP id pp19csp875796pxb; Mon, 16 Aug 2021 21:08:28 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwbNt4WyYql2nULyvoI+U2FXo/R8rsc5T+Hta6VX7VP/mogD3pUzzkXQMD2f5NZL8cXnmp2 X-Received: by 2002:a5d:91d2:: with SMTP id k18mr1397157ior.20.1629173308333; Mon, 16 Aug 2021 21:08:28 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1629173308; cv=none; d=google.com; s=arc-20160816; b=pwkxschvqDwbSdcCzY/I2Hm2LNBJx8zkjrCIJavHxiwivptQj4QHk05X+3mJ7JWhY0 ng0eIOVOIk03giv9/nDn1FNKgw2r5eoQiK2BiuaV8sx+Y1IN5lwckD/kyQUipjGXH3Oq P0qxNM0MVM6BzIVn96KP0H2pezE0xd8oD92e40pZ06YmU+eZQmRvt83N5BDV1J/JqvSn UntIkRPZZMBo2xwqT42zW6FwNrUZhCGxXMUr5Orek5i+PJBdZl6EbLZGJEyfzs9b2+fR f/5+7ydgH5Fal7FAoN2SCzKgS/i+9DAWeXUfdn9pvlnBQqrEZp5i4v3ch5Yug8u9pc7f d3FQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:content-transfer-encoding :content-language:accept-language:message-id:date:thread-index :thread-topic:subject:cc:to:from; bh=kMvW6Jo0Ae1NAZSz8G+rDmfa1uRizl0P/y00vgCjxOc=; b=LGvKCmO+c2XAUmSDIWc7oG5mmc5nbFmDl2dqnXG3ppK/1x0nDOC1125/EykoEp06Kx tSvXs5mU4Sleaml6pIkxfmENCPMKUIPGGtln5xczFM2ODJgBZLZebSRgaAK0+lil1BZT O4JEMnVCTYpqL6WHkfhFJngU44cNDcWum70FI34Dm2RReJ04pOe+ycZYnavugjbRpA9k Pkn/pUyttoIC+mS9YYVJHNug8STAmAgQY1Acq3s6kQAFsJ58QX5JpzNPZfLuJHzV8qnO uIFOxo4gPzNCanzSgqR6U8k+j6y/IVHci4utTyZVqflnXrEitVhxlqoo/4ZJRHc60THi CZsg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id t3si1037298ilj.52.2021.08.16.21.08.05; Mon, 16 Aug 2021 21:08:28 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229754AbhHQEEd convert rfc822-to-8bit (ORCPT + 99 others); Tue, 17 Aug 2021 00:04:33 -0400 Received: from mga17.intel.com ([192.55.52.151]:4471 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229696AbhHQEEb (ORCPT ); Tue, 17 Aug 2021 00:04:31 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10078"; a="196252752" X-IronPort-AV: E=Sophos;i="5.84,327,1620716400"; d="scan'208";a="196252752" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Aug 2021 21:03:58 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.84,327,1620716400"; d="scan'208";a="505156435" Received: from fmsmsx604.amr.corp.intel.com ([10.18.126.84]) by orsmga001.jf.intel.com with ESMTP; 16 Aug 2021 21:03:58 -0700 Received: from shsmsx605.ccr.corp.intel.com (10.109.6.215) by fmsmsx604.amr.corp.intel.com (10.18.126.84) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.10; Mon, 16 Aug 2021 21:03:57 -0700 Received: from shsmsx605.ccr.corp.intel.com (10.109.6.215) by SHSMSX605.ccr.corp.intel.com (10.109.6.215) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.10; Tue, 17 Aug 2021 12:03:50 +0800 Received: from shsmsx605.ccr.corp.intel.com ([10.109.6.215]) by SHSMSX605.ccr.corp.intel.com ([10.109.6.215]) with mapi id 15.01.2242.010; Tue, 17 Aug 2021 12:03:50 +0800 From: "Ma, XinjianX" To: "legion@kernel.org" , "linux-kselftest@vger.kernel.org" CC: lkp , "linux-kselftest@vger.kernel.org" , "akpm@linux-foundation.org" , "axboe@kernel.dk" , "christian.brauner@ubuntu.com" , "containers@lists.linux-foundation.org" , "ebiederm@xmission.com" , "jannh@google.com" , "keescook@chromium.org" , "kernel-hardening@lists.openwall.com" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "oleg@redhat.com" , "torvalds@linux-foundation.org" Subject: Re: [PATCH v11 5/9] Reimplement RLIMIT_MSGQUEUE on top of ucounts Thread-Topic: [PATCH v11 5/9] Reimplement RLIMIT_MSGQUEUE on top of ucounts Thread-Index: AQHXkxd6jQPRg5rF3UWHcji9NSI54Q== Date: Tue, 17 Aug 2021 04:03:50 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.127.36] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Alexey, When lkp team run kernel selftests, we found after these series of patches, testcase mqueue: mq_perf_tests in kselftest failed with following message. If you confirm and fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot lkp@intel.com ``` # selftests: mqueue: mq_perf_tests # # Initial system state: # Using queue path: /mq_perf_tests # RLIMIT_MSGQUEUE(soft): 819200 # RLIMIT_MSGQUEUE(hard): 819200 # Maximum Message Size: 8192 # Maximum Queue Size: 10 # Nice value: 0 # # Adjusted system state for testing: # RLIMIT_MSGQUEUE(soft): (unlimited) # RLIMIT_MSGQUEUE(hard): (unlimited) # Maximum Message Size: 16777216 # Maximum Queue Size: 65530 # Nice value: -20 # Continuous mode: (disabled) # CPUs to pin: 3 # ./mq_perf_tests: mq_open() at 296: Too many open files not ok 2 selftests: mqueue: mq_perf_tests # exit=1 ``` Test env: rootfs: debian-10 gcc version: 9 ------ Thanks Ma Xinjian