[PATCH] kill lmb_add_io
Mike Kravetz
kravetz at us.ibm.com
Fri Feb 6 04:15:22 EST 2004
On Fri, Feb 06, 2004 at 12:36:50AM +1100, Anton Blanchard wrote:
> >
> > Dave, what does the lmb layout on your 'bigger' machine look like?
>
> You only start caring about it when we talk partitioning and hot swap
> memory.
Exactly, and this is an area I am interested in pursuing. Hence, the
interest in Dave's machine. I haven't gone through enough pSeries
architecture documentation yet to know what to expect. One would think
that a smaller lmb size would be better for hot swap memory. At least
in the 'remove' side of the equation.
> The reality is your 615s memory is most probably contiguous.
Yup. I think I'll try to put together a 'hack' to make the memory
layout on my 615 look like one of the bigger machines with dynamic
LPAR capabilities. In other words, multiple (smaller) possibly
non-contiguous lmb's.
--
Mike
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