Messages in this thread | | | From | Johannes Weiner <> | Subject | Re: [PATCH 0/3] bootmem2 III | Date | Sun, 11 May 2008 21:18:09 +0200 |
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Hi Andi,
Andi Kleen <andi@firstfloor.org> writes:
> On Fri, May 09, 2008 at 05:17:13PM +0200, Johannes Weiner wrote: >> here is bootmem2, a memory block-oriented boot time allocator. >> >> Recent NUMA topologies broke the current bootmem's assumption that >> memory nodes provide non-overlapping and contiguous ranges of pages. > > I'm still not sure that's a really good rationale for bootmem2. > e.g. the non continuous nodes are really special cases and there tends > to be enough memory at the beginning which is enough for boot time > use, so for those systems it would be quite reasonably to only > put the continuous starts of the nodes into bootmem.
Hm, that would put the logic into arch-code. I have no strong opinion about it.
> That said the bootmem code has gotten a little crufty and a clean > rewrite might be a good idea.
I agree completely.
Hannes
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