[Ocfs2-devel] [PATCH 2/3] fs: Add vfs_reflink() and the ->reflink() inode operation.

[Joel Becker]

On Sun, May 03, 2009 at 04:03:25AM -0400, Christoph Hellwig wrote:
> > +int vfs_reflink(struct dentry *old_dentry, struct inode *dir, struct dentry *new_dentry)
> >
> >+{
> 
> Would be nice to have a little kerneldoc comment for it.  Also please
> avoid the > 80 har lines

	Both good points.

> > +EXPORT_SYMBOL(vfs_reflink);
> 
> No really good reason to export this.  Most vfs_ helpers are exported
> for nfsd, and I can't really see nfsd use this anytime soon.

	While we're going forward with the system call, ocfs2's going to
support the ioctl for older kernels.  I was planning to have mainline
just reroute the ioctl to vfs_reflink(), rather than have the ioctl
just break.
 
Joel

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Joel Becker
Principal Software Developer
Oracle
E-mail: joel.becker at oracle.com
Phone: (650) 506-8127