Re: [PATCH: 003/017]Memory hotplug for new nodes v.4.(get node id at probe memory)

[Andi Kleen <ak@suse.de>]

On Friday 17 March 2006 09:20, Yasunori Goto wrote:
> When CONFIG_NUMA && CONFIG_ARCH_MEMORY_PROBE, nid should be defined
> before calling add_memory(nid, start, size).

Seems a bit weird to have the node number assignment somewhere
hidden in memory hotadd. It would be probably cleaner to have
a separate step for this.

> +#if defined(CONFIG_NUMA) && defined(CONFIG_ARCH_MEMORY_PROBE)
> +extern int arch_nid_probe(u64 start);

Instead of adding such ugly ifdefs better just add stubs to all the
architectures that support memory hotplug. There are not that many
anyways.

-Andi

> +#else
> +static inline int arch_nid_probe(u64 start)
> +{
> +	return 0;
> +}
> +#endif
> +
-
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