linux-ext4 - Re: [PATCH 0/11] ext4: Convert ext4 DAX IO to iomap framework

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Date:   Wed, 2 Nov 2016 09:12:35 +1100
From:   Dave Chinner <david@...morbit.com>
To:     Jan Kara <jack@...e.cz>
Cc:     linux-ext4@...r.kernel.org, Ted Tso <tytso@....edu>,
        linux-fsdevel@...r.kernel.org, linux-nvdimm@...ts.01.org
Subject: Re: [PATCH 0/11] ext4: Convert ext4 DAX IO to iomap framework

On Tue, Nov 01, 2016 at 10:06:10PM +0100, Jan Kara wrote:
> Hello,
> 
> this patch set converts ext4 DAX IO paths to the new iomap framework and
> removes the old bh-based DAX functions. As a result ext4 gains PMD page
> fault support, also some other minor bugs get fixed. The patch set is based
> on Ross' DAX PMD page fault support series [1]. It passes xfstests both in
> DAX and non-DAX mode.
> 
> The question is how shall we merge this. If Dave is pulling PMD patches through
> XFS tree, then these patches could go there as well (chances for conflicts
> with other ext4 stuff are relatively low) or Dave could just export a stable
> branch with PMD series which Ted would just pull...

I plan to grab Ross's PMD series in the next couple of days and I'll
push it out as a stable topic branch once I've sanity tested it.  I
don't really want to take a big chunk of ext4 stuff through the XFS
tree if it can be avoided....

Cheers,

Dave.
-- 
Dave Chinner
david@...morbit.com
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