Re: [patch 1/7] cpusets: add dirty map to struct address_space

[David Rientjes <rientjes@google.com>]

On Tue, 28 Oct 2008, Peter Zijlstra wrote:

> > @@ -487,6 +488,12 @@ void generic_sync_sb_inodes(struct super_block *sb,
> >                         continue;               /* blockdev has wrong queue */
> >                 }
> >  
> > +               if (!cpuset_intersects_dirty_nodes(mapping, wbc->nodes)) {
> > +                       /* No node pages under writeback */
> > +                       requeue_io(inode);
> > +                       continue;
> > +               }
> 
> So, aside from all the dirty limit and passing node masks around, this
> is the magic bit?
> 
> I totally missed it first time around, a short mention in the changelog
> might not be undeserved.
> 

Added, thanks.