From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f197.google.com (mail-wr0-f197.google.com [209.85.128.197]) by kanga.kvack.org (Postfix) with ESMTP id 91F59440D03 for ; Fri, 10 Nov 2017 04:01:20 -0500 (EST) Received: by mail-wr0-f197.google.com with SMTP id v88so4567238wrb.22 for ; Fri, 10 Nov 2017 01:01:20 -0800 (PST) Received: from newverein.lst.de (verein.lst.de. [213.95.11.211]) by mx.google.com with ESMTPS id d83si768899wmc.72.2017.11.10.01.01.19 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 10 Nov 2017 01:01:19 -0800 (PST) Date: Fri, 10 Nov 2017 10:01:19 +0100 From: Christoph Hellwig Subject: Re: [PATCH 2/3] IB/core: disable memory registration of fileystem-dax vmas Message-ID: <20171110090119.GB4895@lst.de> References: <151001623063.16354.14661493921524115663.stgit@dwillia2-desk3.amr.corp.intel.com> <151001624138.16354.16836728315400060928.stgit@dwillia2-desk3.amr.corp.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <151001624138.16354.16836728315400060928.stgit@dwillia2-desk3.amr.corp.intel.com> Sender: owner-linux-mm@kvack.org List-ID: To: Dan Williams Cc: akpm@linux-foundation.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, Jeff Moyer , stable@vger.kernel.org, Christoph Hellwig , Jason Gunthorpe , linux-mm@kvack.org, Doug Ledford , Ross Zwisler , Sean Hefty , Hal Rosenstock On Mon, Nov 06, 2017 at 04:57:21PM -0800, Dan Williams wrote: > Until there is a solution to the dma-to-dax vs truncate problem it is > not safe to allow RDMA to create long standing memory registrations > against filesytem-dax vmas. Looks good: Reviewed-by: Christoph Hellwig -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org