Re: [XenPPC] [xenppc-unstable] [POWERPC][XEN] Allocate more memory than RMA for Dom0

[Jimi Xenidis <jimix@xxxxxxxxxxxxxx>]

On Aug 28, 2006, at 11:47 AM, Hollis Blanchard wrote:

> On Sun, 2006-08-27 at 20:20 +0000, Xen patchbot-xenppc-unstable wrote:
> > +    /* make sure we are at least as big as the RMA */
> > +    if (dom0_nrpages < rma_nrpages)
> > +        dom0_nrpages = rma_nrpages;
> > +    else
> > +        dom0_nrpages = allocate_extents(d, dom0_nrpages,  
> > rma_nrpages);
> >      d->tot_pages = dom0_nrpages;
> >      ASSERT(d->tot_pages > 0);
> Note that dom0_nrpages here doesn't do anything other than confuse the
> memory accounting (though we don't try to destroy dom0, so it doesn't
> matter too much ATM).
good catch.. I'll simplify

> In particular, we're assigning d->tot_pages without actually doing any
> heap allocation.
we should end up reassigning the same value redundantly.
-JX



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