On Thu, 2011-06-16 at 11:35 +0100, Mel Gorman wrote: > > This patch removes definitions of node_start/end_pfn() in each archs > > and defines a unified one in linux/mmzone.h. It's not under > > CONFIG_NEED_MULTIPLE_NODES, now. > > Does anyone remember *why* this did not happen in the first place? I > can't think of a good reason so I've cc'd Dave Hansen as he might > remember. You mean why it's not under CONFIG_NEED_MULTIPLE_NODES? I'd guess it's just because it keeps working in all configurations since the pg_data_t->node_*_pfn entries are defined everywhere. Is that what you're asking? -- Dave -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>