On Mon, 2008-01-28 at 10:23 -0600, Olof Johansson wrote: > Having that described in the patch (or at least in the patch > description) > to make it more clear could be good. That, and the fact that the > mapping > is offset on <32GB memory machines, and thus not really a 1:1 mapping.
It is at an offset still on the PCI bus. On those, 0...2G will be used to cover the hole, but a different range higher in the bus space (in 64 bits space) will be use to access the linear mapping. Ben. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
