From: Christoph Lameter <clameter@xxxxxxx> Date: Thu, 1 Nov 2007 18:06:17 -0700 (PDT) > A reasonable implementation for 64 bit is likely going to depend on > reserving some virtual memory space for the per cpu mappings so that they > can be dynamically grown up to what the reserved virtual space allows. > > F.e. If we reserve 256G of virtual space and support a maximum of 16k cpus > then there is a limit on the per cpu space available of 16MB. Now that I understand your implementation better, yes this sounds just fine. - To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html