From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch@infradead.org>
Date: Sun, 14 Oct 2018 10:22:37 -0700
Subject: [Ocfs2-devel] [PATCH 11/25] vfs: pass remap flags to
 generic_remap_file_range_prep
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	<153938921860.8361.1983470639945895613.stgit@magnolia>
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To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: david@fromorbit.com, sandeen@redhat.com, linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org, Amir Goldstein <amir73il@gmail.com>, linux-unionfs@vger.kernel.org, linux-xfs@vger.kernel.org, linux-mm@kvack.org, linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, ocfs2-devel@oss.oracle.com

On Fri, Oct 12, 2018 at 05:06:58PM -0700, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
> 
> Plumb the remap flags through the filesystem from the vfs function
> dispatcher all the way to the prep function to prepare for behavior
> changes in subsequent patches.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> Reviewed-by: Amir Goldstein <amir73il@gmail.com>

It seems like we should have passed this down earlier before all
the renaing and adding new helpers that could have easily started
out with the flags.