Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757019AbcCaOxs (ORCPT ); Thu, 31 Mar 2016 10:53:48 -0400 Received: from mail-by2on0063.outbound.protection.outlook.com ([207.46.100.63]:26272 "EHLO na01-by2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751500AbcCaOxr convert rfc822-to-8bit (ORCPT ); Thu, 31 Mar 2016 10:53:47 -0400 X-Greylist: delayed 2005 seconds by postgrey-1.27 at vger.kernel.org; Thu, 31 Mar 2016 10:53:47 EDT From: "Lomovtsev, Vadim" To: "lmbench-users@lists.sourceforge.net" CC: "Norov, Yuri" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "Kapoor, Prasun" , "Prakash, Brahmajyosyula" , "Pinski, Andrew" Subject: [lmbench][question] lat_mem_rd built against ilp32 hangs forever with len=2048 Thread-Topic: [lmbench][question] lat_mem_rd built against ilp32 hangs forever with len=2048 Thread-Index: AQHRi1aBwZSeDEbgMkW9OFOxOqMM0w== Date: Thu, 31 Mar 2016 14:20:19 +0000 Message-ID: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: caviumnetworks.com; dkim=none (message not signed) header.d=none;caviumnetworks.com; dmarc=none action=none header.from=caviumnetworks.com; x-originating-ip: [132.245.75.213] x-ms-office365-filtering-correlation-id: d9c21608-cf83-46dc-f5cf-08d3596f973b x-microsoft-exchange-diagnostics: 1;BN3PR07MB2532;5:IgHJAknXozh9PvPPcq2pfL2mr3s6cBzs/l6cfZWO91wUV5E4PS1ONRg0+ynUUizBs+9cds5fFDgCkxWbo3eC6akDNbCYRkFtvz+O617nXNtabgk90KStPIbvhEd69XXLWpoRQFIz90QzH4iK2hW3BA==;24:Y+UtN3DZSGerHlq4r1+VK8TGYthWrh518mTZ0t55Dpvou0DDTYGA6NRY04t0aTaeMN9Zag8zA7PRUyxVJlIxw2Xt5pDfIMv4zLYS5ok0FT0= x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:BN3PR07MB2532; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(601004)(2401047)(5005006)(8121501046)(10201501046)(3002001);SRVR:BN3PR07MB2532;BCL:0;PCL:0;RULEID:;SRVR:BN3PR07MB2532; x-forefront-prvs: 0898A6E028 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(6009001)(107886002)(77096005)(5008740100001)(229853001)(11100500001)(5004730100002)(110136002)(2501003)(15975445007)(2351001)(2900100001)(122556002)(86362001)(92566002)(19580395003)(33656002)(66066001)(189998001)(87936001)(5003600100002)(3280700002)(6116002)(1220700001)(1096002)(76576001)(81166005)(102836003)(4001430100002)(10400500002)(2906002)(4326007)(106116001)(99286002)(74316001)(5002640100001)(50986999)(3660700001)(586003)(54356999)(3846002);DIR:OUT;SFP:1101;SCL:1;SRVR:BN3PR07MB2532;H:BN3PR07MB2643.namprd07.prod.outlook.com;FPR:;SPF:None;MLV:sfv;LANG:en; spamdiagnosticoutput: 1:23 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT MIME-Version: 1.0 X-OriginatorOrg: caviumnetworks.com X-MS-Exchange-CrossTenant-originalarrivaltime: 31 Mar 2016 14:20:19.9621 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 711e4ccf-2e9b-4bcf-a551-4094005b6194 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN3PR07MB2532 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 666 Lines: 22 While running lat_mem_rd test build against ILP32 support at ARM64 board it hangs forever with following logs (CPU load is 100%): ./lat_mem_rd -P 1 2048 16 32 0.00049 1.501 0.00098 1.501 0.00195 1.501 [.. skip] 1024.00000 13.076 1536.00000 13.082 2048.00000 13.076 At the same time lat_mem_rd build with lp64 works fine with exactly same args. Has anyone face such issue before? My kernel version is 4.2 and ILP32 patches are under development being backported from http://lkml.iu.edu/hypermail/linux/kernel/1601.1/05453.html. Sources for 4.5 available at https://github.com/norov/linux Please let me know if any additional information is necessary. -Vadim