# Re: \[PATCH v5 6/9\] vfs: Copy should use file\_out rather than file\_in

- From: Christoph Hellwig \<hch@infradead.org\>
- Date: 2015-10-11 14:24:19 
- List: linux-api
- Page: https://ratatoskr.run/linux-api/2015/10/100491
- Thread: https://ratatoskr.run/linux-nfs/2015/09/100085/t.md

```text
On Wed, Sep 30, 2015 at 01:26:50PM -0400, Anna Schumaker wrote:
> The way to think about this is that the destination filesystem reads the
> data from the source file and processes it accordingly.  This is
> especially important to avoid an infinate loop when doing a "server to
> server" copy on NFS.

And doesn't really matter without those.  Either way this looks good
enough and should be folded.
```