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RE: [Xen-devel] A tale of three memory allocators

To: "Magenheimer, Dan (HP Labs Fort Collins)" <dan.magenheimer@xxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-devel] A tale of three memory allocators
From: "Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>
Date: Fri, 18 Mar 2005 00:08:22 -0000
Cc: <ian.pratt@xxxxxxxxxxxx>
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Thread-topic: [Xen-devel] A tale of three memory allocators
> Said patch is still pending because coincidentally Greg
> is currently looking at porting Xen/ia64 to one of those newfangled
> ia64 NUMA machines.  "I would like to turn on CONFIG_NUMA.
> CONFIG_DISCONTIGMEM, and CONFIG_VIRTUAL_MEM_MAP," said Greg.

I'd vote strongly for:
Stick with Rusty's allocator and just have different instances for
different memory banks. Wrap the allocation function to prioritise which
pool to allocate from. This handles discontig memory and NUMA nicely.


Ian


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