On 01/28/2013 06:10 PM, Yinghai Lu wrote: > > kexec-tools will change that to E820_KDUMP_RESERVED (or other good name). > > We only need to update kernel to get old max_pfn by > checking E820_KDUMP_RESERVED. > OK, I have asked this before, but I still have not gotten any acceptable answer: Why do we still have max_*_pfn at all? Shouldn't it all be based on memblocks by now? -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.