Messages in this thread | | | From | Kumar Gala <> | Subject | Re: [PATCH] properly reserve in bootmem the lmb reserved regions that cross numa nodes | Date | Mon, 6 Oct 2008 10:58:25 -0500 |
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On Oct 6, 2008, at 10:42 AM, Jon Tollefson wrote:
> Kumar Gala wrote: >> Out of interest how to do you guys represent NUMA regions of memory >> in >> the device tree? >> >> - k > Looking at the source code in numa.c I see at the start of > do_init_bootmem() that parse_numa_properties() is called. It > appears to > be looking at memory nodes and getting the node id from it. It gets > an > associativity property for the memory node and indexes that array > with a > 'min_common_depth' value to get the node id. > > This node id is then used to setup the active ranges in the > early_node_map[]. > > Is this what you are asking about? There are others I am sure who > know > more about it then I though.
I was wondering if this was documented anywhere (like in sPAPR)?
- k
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