在Xen代码./xen/include/asm-x86/config.h中，我看到内存布局代码是:/*137*Meng:Xen-definitiveguide:P81138*Memorylayout:139*0x0000000000000000-0x00007fffffffffff[128TB,2^47bytes,PML4:0-255]140*Guest-defineduse(seebelowforcompatibilitymodeguests).141*0x0000800000000000-0xffff7fffffffffff[16EB]142*Inaccessible:curren

在Xen代码./xen/include/asm-x86/config.h中，我看到内存布局代码是:/*137*Meng:Xen-definitiveguide:P81138*Memorylayout:139*0x0000000000000000-0x00007fffffffffff[128TB,2^47bytes,PML4:0-255]140*Guest-defineduse(seebelowforcompatibilitymodeguests).141*0x0000800000000000-0xffff7fffffffffff[16EB]142*Inaccessible:curren