[bind10-dev] DomainTree::remove() and node fusion behavior

[Mukund Sivaraman]

Hi Jinmei

On Thu, Sep 05, 2013 at 01:34:52AM -0700, JINMEI Tatuya / 神明達哉 wrote:
> If I were to vote, I'd rather keep the implementation simpler by not
> trying fusion.  The fusion operation would require allocating another
> node, which can fail, so this means either remove() can fail (which
> would normally be unexpected) or we need some effort for handling the
> error case (making the implementation more complicated).  Regarding
> the memory (and possibly subsequent lookup) efficiency I tend to agree
> with Michal (i.e., wouldn't be a serious issue in practice).  Also, if
> we really need to worry about it I suspect we'll also need to think
> about "compacting" the memory image (here I assume we'd mainly use
> mapped memory image).  If and when we need to do this, we can also
> reorganize the tree naturally.

Nod. I'll remove the fusion functionality from the branch. It's a simple
change.

		Mukund
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