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Re: [dm-devel] 2.6.4-udm1



On Mon, Mar 15, 2004 at 09:08:26PM +0100, Christophe Saout wrote:
> On Mon, Mar 15, 2004 at 01:51:32PM -0600, Kevin Corry wrote:
> 
> > kcopyd_put_pages() does not walk the entire list of specified pages (it stops
> > at the second-to-last one). Thus, the nr_free_pages value is off by one. Fix
> > this by incrementing nr_free_pages once more after the loop completes.
> > 
> > --- diff/drivers/md/kcopyd.c	2004-03-15 13:41:59.000000000 -0600
> > +++ source/drivers/md/kcopyd.c	2004-03-15 13:40:41.000000000 -0600
> > @@ -100,6 +100,7 @@
> >  	for (cursor = pl; cursor->next; cursor = cursor->next)
> 
> Why not simply do for (cursor = pl; cursor; cursor = cursor->next)?

Because I'm trying to find the last element.  Cursor would be NULL at
the end of your loop.

- Joe

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