Re: [PATCH 09/10] Change table chaining layout

[Alan Cox]

On Mon, 22 Oct 2007 16:47:07 -0500
Matt Mackall <mpm@xxxxxxxxxxx> wrote:

> On Mon, Oct 22, 2007 at 05:21:30PM -0400, Jeff Garzik wrote:
> > Alan Cox wrote:
> > >Why can't we just make the list one item longer than the entry count and
> > >stick a NULL on the end of it like normal people ?
> > 
> > Certainly seems safer than the current "let's run off the end of the 
> > list if anything bad happens" setup...  And I do not think allocating 
> > n+1 scatterlist entries will have much of a negative impact.
> 
> It'll mean m-1 scatterlists fit on a slab.

Is that really a credible space issue ?
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