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Re: [PATCH 3/6] xfs: add DAX file operations support

To: Dave Chinner <david@xxxxxxxxxxxxx>
Subject: Re: [PATCH 3/6] xfs: add DAX file operations support
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Tue, 24 Mar 2015 00:01:19 -0700
Cc: Boaz Harrosh <openosd@xxxxxxxxx>, xfs@xxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, jack@xxxxxxx, willy@xxxxxxxxxxxxxxx
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <20150324042727.GR28621@dastard>
References: <1425425427-16283-1-git-send-email-david@xxxxxxxxxxxxx> <1425425427-16283-4-git-send-email-david@xxxxxxxxxxxxx> <54F6D9E4.9050803@xxxxxxxxx> <20150304130100.GU18360@dastard> <54F71CBA.2@xxxxxxxxx> <20150304220348.GW18360@dastard> <20150324042727.GR28621@dastard>
User-agent: Mutt/1.5.23 (2014-03-12)
On Tue, Mar 24, 2015 at 03:27:27PM +1100, Dave Chinner wrote:
> Turns out there's no great need to write splice tests for xfstests -
> the current loopback device uses splice, and so all of the tests
> that run on loopback are exercising the splice path through the
> filesystem.

FYI, we're getting rid of the splice read (ab-)use in loop, so this
won't last forever.

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