MAX_PHYSADDR_BITS   12 arch/sh/include/asm/sparsemem.h #define MAX_PHYSADDR_BITS	32
MAX_PHYSADDR_BITS   10 arch/sparc/include/asm/sparsemem.h #define MAX_PHYSADDR_BITS       MAX_PHYS_ADDRESS_BITS
MAX_PHYSADDR_BITS   21 arch/x86/include/asm/sparsemem.h #  define MAX_PHYSADDR_BITS	36
MAX_PHYSADDR_BITS   25 arch/x86/include/asm/sparsemem.h #  define MAX_PHYSADDR_BITS	32
MAX_PHYSADDR_BITS   30 arch/x86/include/asm/sparsemem.h # define MAX_PHYSADDR_BITS	(pgtable_l5_enabled() ? 52 : 44)