From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ross Zwisler Subject: Re: [PATCH 05/12] dax: provide an iomap based dax read/write path Date: Wed, 14 Sep 2016 11:26:03 -0600 Message-ID: <20160914172603.GA30852@linux.intel.com> References: <1473847291-18913-1-git-send-email-hch@lst.de> <1473847291-18913-6-git-send-email-hch@lst.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <1473847291-18913-6-git-send-email-hch-jcswGhMUV9g@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-nvdimm-bounces-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org Sender: "Linux-nvdimm" To: Christoph Hellwig Cc: linux-xfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-nvdimm-y27Ovi1pjclAfugRpC6u6w@public.gmane.org List-Id: linux-nvdimm@lists.01.org On Wed, Sep 14, 2016 at 12:01:24PM +0200, Christoph Hellwig wrote: > This is a much simpler implementation of the DAX read/write path that makes > use of the iomap infrastructure. It does not try to mirror the direct I/O > calling conventions and thus doesn't have to deal with i_dio_count or the > end_io handler, but instead leaves locking and filesystem-specific I/O > completion to the caller. > > Signed-off-by: Christoph Hellwig Reviewed-by: Ross Zwisler From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga07.intel.com ([134.134.136.100]:34352 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761905AbcINR0F (ORCPT ); Wed, 14 Sep 2016 13:26:05 -0400 Date: Wed, 14 Sep 2016 11:26:03 -0600 From: Ross Zwisler To: Christoph Hellwig Cc: linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-nvdimm@ml01.01.org, ross.zwisler@linux.intel.com Subject: Re: [PATCH 05/12] dax: provide an iomap based dax read/write path Message-ID: <20160914172603.GA30852@linux.intel.com> References: <1473847291-18913-1-git-send-email-hch@lst.de> <1473847291-18913-6-git-send-email-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1473847291-18913-6-git-send-email-hch@lst.de> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: On Wed, Sep 14, 2016 at 12:01:24PM +0200, Christoph Hellwig wrote: > This is a much simpler implementation of the DAX read/write path that makes > use of the iomap infrastructure. It does not try to mirror the direct I/O > calling conventions and thus doesn't have to deal with i_dio_count or the > end_io handler, but instead leaves locking and filesystem-specific I/O > completion to the caller. > > Signed-off-by: Christoph Hellwig Reviewed-by: Ross Zwisler