Re: [Xen-ia64-devel] [patch] NODE_SHIFT

[Alex Williamson <alex.williamson@xxxxxx>]

On Tue, 2007-06-05 at 09:13 +0200, Jes Sorensen wrote:

> diff -r a72f0131bd89 -r 6828cbe7e55d xen/include/asm-ia64/config.h
> --- a/xen/include/asm-ia64/config.h   Thu May 31 14:47:08 2007 -0600
> +++ b/xen/include/asm-ia64/config.h   Tue Jun 05 09:11:21 2007 +0200
> @@ -29,7 +29,7 @@
>  #define NR_CPUS 64
>  #define CONFIG_NUMA
>  #define CONFIG_ACPI_NUMA
> -#define NODES_SHIFT 3
> +#define NODES_SHIFT 8
>  #define MAX_NUMNODES (1 << NODES_SHIFT)
>  #define NR_NODE_MEMBLKS (MAX_NUMNODES*2)
>  #define MAX_PXM_DOMAINS 256

   Doesn't supporting 256 nodes, but only 64 CPUs seem a little out of
balance?  I can't see making NODES_SHIFT more than about 6 with the
current NR_CPUS.  Are we ready to increase NR_CPUS too?  Thanks,

        Alex

-- 
Alex Williamson                             HP Open Source & Linux Org.


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