Re: [Linux-ia64] Re: [PATCH] topology for ia64

[William Lee Irwin III]

On Tue, Oct 29, 2002 at 02:19:25PM -0800, Matthew Dobson wrote:
+/*
+ * Returns the number of the first CPU on Node 'node'.
+ * Slow in the current implementation.
+ * Who needs this?
+ */
+/* #define __node_to_first_cpu(node) pool_cpus[pool_ptr[node]] */
+static inline int __node_to_first_cpu(int node)

So far so safe... though no obvious use of it.

On Tue, Oct 29, 2002 at 02:19:25PM -0800, Matthew Dobson wrote:
> No one is using it now.  I think that I will probably deprecate this 
> function in the near future as it is pretty useless.  Anyone looking for 
> that functionality can just do an __ffs(__node_to_cpu_mask(node)) 
> instead, and hope that there is a reasonably quick implementation of 
> __node_to_cpu_mask.

This assumes the value returned by __node_to_cpu_mask() is a single word.

Bill