[77/98] xfs: add a shrinker to background inode reclaim

[Alex Elder]

On Mon, 2010-05-10 at 15:35 -0700, Greg KH wrote:
> 2.6.32-stable review patch.  If anyone has any objections, please let us know.

Acked-by: Alex Elder <aelder at sgi.com>

> ------------------
> 
> From: Dave Chinner <dchinner at redhat.com>
> 
> commit 9bf729c0af67897ea8498ce17c29b0683f7f2028 upstream
> 
> On low memory boxes or those with highmem, kernel can OOM before the
> background reclaims inodes via xfssyncd. Add a shrinker to run inode
> reclaim so that it inode reclaim is expedited when memory is low.
> 
...