From owner-sc22wg5@open-std.org Wed Apr 20 02:16:59 2011 Return-Path: X-Original-To: sc22wg5-dom8 Delivered-To: sc22wg5-dom8@www2.open-std.org Received: by www2.open-std.org (Postfix, from userid 521) id 951EAC3BA13; Wed, 20 Apr 2011 02:16:59 +0200 (CET DST) X-Original-To: sc22wg5@open-std.org Delivered-To: sc22wg5@open-std.org X-Greylist: delayed 612 seconds by postgrey-1.18 at www2.open-std.org; Wed, 20 Apr 2011 02:16:58 CET DST Received: from sj-iport-3.cisco.com (sj-iport-3.cisco.com [171.71.176.72]) by www2.open-std.org (Postfix) with ESMTP id 99A7CC178E3 for ; Wed, 20 Apr 2011 02:16:58 +0200 (CET DST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=jsquyres@cisco.com; l=765; q=dns/txt; s=iport; t=1303258618; x=1304468218; h=subject:mime-version:from:in-reply-to:date:cc: content-transfer-encoding:message-id:references:to; bh=FLZb14AhA4N2me/CQ+tDLMB8G1zN4IYnpwr2xsXhCNU=; b=WQJBvHBTE05EhKevHiVDmvTXinVhXrS9OLeLCl/EzLCeFhVpdECeIcUy FjPK/iK5+Mkt4TRUbf34GZ/q1d+oFPVeXxjL+Bj3ScwBcuOLlqVr2Wi7A p+ovseJurkAKbmG+3NMcxGsBe/mD1gZWvlV0u24+vhcsp+9fdRbFtjh6H A=; X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AvsEAMcirk2tJV2b/2dsb2JhbAClOneIb588nRqFcQSOEA X-IronPort-AV: E=Sophos;i="4.64,242,1301875200"; d="scan'208";a="298009925" Received: from rcdn-core-4.cisco.com ([173.37.93.155]) by sj-iport-3.cisco.com with ESMTP; 20 Apr 2011 00:06:41 +0000 Received: from rtp-jsquyres-87111.cisco.com (rtp-jsquyres-87111.cisco.com [10.116.19.204]) by rcdn-core-4.cisco.com (8.14.3/8.14.3) with ESMTP id p3K06bXd017242; Wed, 20 Apr 2011 00:06:38 GMT Subject: Re: Regarding ballot on TR 29113 Mime-Version: 1.0 (Apple Message framework v1084) Content-Type: text/plain; charset=us-ascii From: Jeff Squyres In-Reply-To: <997D2892-BDC6-415D-B968-7DDB0E704EA2@lanl.gov> Date: Tue, 19 Apr 2011 20:06:36 -0400 Cc: "John.Reid@stfc.ac.uk" , fortran standards email list for J3 , WG5 , Rolf Rabenseifner , Tobias Burnus , Reinhold Bader Content-Transfer-Encoding: quoted-printable Message-Id: <2E433F4D-9BB4-4149-B48D-441534756616@cisco.com> References: <4D3F4F26.7050902@cray.com> <4D403621.4060500@stfc.ac.uk> <997D2892-BDC6-415D-B968-7DDB0E704EA2@lanl.gov> To: "Rasmussen, Craig E" X-Mailer: Apple Mail (2.1084) Sender: owner-sc22wg5@open-std.org Precedence: bulk On Apr 19, 2011, at 7:49 PM, Rasmussen, Craig E wrote: > I'm withdrawing my objection to the publication of TR 29113. Based on = extensive conversations with members of the MPI Forum (in particular = Rolf Rabenseifner), we no longer believe that non-blocking communication = using Fortran can be done in a way that allows communication and = computation to occur using the same array. Rolf will add language to = the MPI-3 standard suggesting to users that they use separate buffers = (usually requiring extra copying costs) if they want to do this in codes = written in Fortran. ...which is a MAJOR bummer. --=20 Jeff Squyres jsquyres@cisco.com For corporate legal information go to: http://www.cisco.com/web/about/doing_business/legal/cri/