Marcelo, Paul, Thanks for your review! On 08/03/2012 08:01 AM, Paul Mackerras wrote: > On Thu, Aug 02, 2012 at 10:15:27AM -0300, Marcelo Tosatti wrote: > >> Remind me what is the guarantee that -Exxx does not clash with >> a valid pfn number? > > A pfn number is an address >> PAGE_SHIFT, so it will have the top 12 > (at least) bits clear, whereas -Exxx will have the top bit set. > Yes. As this way is hard to understand and it will break huge memory support on PAE 32bit cpu, i have used a new way in the v2: http://marc.info/?l=linux-kernel&m=134398012027025&w=2 Please review the new version. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html