From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay1.corp.sgi.com [137.38.102.111]) by oss.sgi.com (Postfix) with ESMTP id 632C17F3F for ; Wed, 4 Mar 2015 16:03:58 -0600 (CST) Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by relay1.corp.sgi.com (Postfix) with ESMTP id 43A2D8F8049 for ; Wed, 4 Mar 2015 14:03:55 -0800 (PST) Received: from ipmail05.adl6.internode.on.net (ipmail05.adl6.internode.on.net [150.101.137.143]) by cuda.sgi.com with ESMTP id CK3WSDi1n4XbCo3k for ; Wed, 04 Mar 2015 14:03:50 -0800 (PST) Date: Thu, 5 Mar 2015 09:03:48 +1100 From: Dave Chinner Subject: Re: [PATCH 3/6] xfs: add DAX file operations support Message-ID: <20150304220348.GW18360@dastard> References: <1425425427-16283-1-git-send-email-david@fromorbit.com> <1425425427-16283-4-git-send-email-david@fromorbit.com> <54F6D9E4.9050803@gmail.com> <20150304130100.GU18360@dastard> <54F71CBA.2@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <54F71CBA.2@gmail.com> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: Boaz Harrosh Cc: linux-fsdevel@vger.kernel.org, willy@linux.intel.com, jack@suse.cz, xfs@oss.sgi.com On Wed, Mar 04, 2015 at 04:54:50PM +0200, Boaz Harrosh wrote: > On 03/04/2015 03:01 PM, Dave Chinner wrote: > > On Wed, Mar 04, 2015 at 12:09:40PM +0200, Boaz Harrosh wrote: > <> > > > > So, we definitely need splice to/from DAX enabled inodes to be > > rejected. I'll have a look at that... > > > > default_file_splice_read uses kernel_readv which I think might actually > work. Do you know what xfstest(s) exercise splice? We have a rudimentary one only because I discovered a while back none existed at all. i.e. splice is effectively untested by xfstests. If you want to write some tests to execise it, that'd be great.... Cheers, Dave. -- Dave Chinner david@fromorbit.com _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs